WO1998021187A1 - Novel heterocycle substituted benzene derivatives and herbicide - Google Patents

Novel heterocycle substituted benzene derivatives and herbicide Download PDF

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Publication number
WO1998021187A1
WO1998021187A1 PCT/JP1997/003736 JP9703736W WO9821187A1 WO 1998021187 A1 WO1998021187 A1 WO 1998021187A1 JP 9703736 W JP9703736 W JP 9703736W WO 9821187 A1 WO9821187 A1 WO 9821187A1
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group
methyl
solvent
added
compound
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PCT/JP1997/003736
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French (fr)
Japanese (ja)
Inventor
Hiroyuki Adachi
Masao Yamaguchi
Osamu Miyahara
Katsunori Tanaka
Takashi Kawana
Akihiro Takahashi
Masami Koguchi
Hideki Yamagishi
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Nippon Soda Co., Ltd.
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Publication of WO1998021187A1 publication Critical patent/WO1998021187A1/en

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D413/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/10Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/80Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D261/00Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/08Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms

Definitions

  • the present invention relates to a novel pyrazolyl derivative and a herbicide in which the benzoyl group is substituted at the 4-position of the virazol ring.
  • An object of the present invention is to provide a herbicide which can be synthesized industrially advantageously, has a lower dose, is effective, has high safety, and has high crop selectivity.
  • the present invention relates to a 41-benzoylpyrazole compound represented by the general formula (I) wherein the 3-position of the benzoyl moiety is substituted with a heterocyclic ring, wherein the benzoyl ring is protected with a phenolic hydroxyl group. It is a herbicide characterized by containing the compound as an active ingredient.
  • R 1 is a halogen atom, d-8 alkyl, d-6 alkoxy group, a nitro port group, Shiano group, d haloalkyl group, ⁇ I 6 haloalkoxy group, Ci Al Kiruchio group, C -! 6 Represents an alkylsulfinyl group or a C alkylsulfonyl group.
  • R 2 is a halogen atom, a nitro group, a cyano group, a d-alkyl group, a Ci- 6 alkoxy group, a Ci-haloalkyl group, a haloalkoxy group, a Ci- G alkylthio group, a d-alkylsulfinyl group, or a d-alkylsulfonyl Represents a group.
  • R 3 is halogen atom, C, - 6 alkyl group, C -!
  • n 0, 1, and 2.
  • R 3 may be the same or different
  • Het represents a saturated or unsaturated 5-membered heterocyclic group substituted with R 7 and R 8 containing 1 to 3 N, 0 or S atoms, which is bonded to a benzene ring at a carbon atom portion.
  • R 4 represents a hydrogen atom or a d alkyl group.
  • R 5 is a hydrogen atom, C, - represents a 6 alkynyl group - alkyl group, C 2 - 6 alkenyl group or C 2.
  • R G is, C] - 6 alkyl group, C 3 - 8 cycloalkyl group, an alkyl group, Cl alkoxy, Ci haloalkyl, d-(i haloalkoxy group, may be substituted by nitro group or a halogen atom ) Represents a phenyl group.
  • X is S_ ⁇ 2, (CH 2) mCO, which may be substituted by alkyl C, - representing the e alkylene emissions group or a single bond. m represents 0, 1, 2, and 3. ] Or a herbicide containing such a compound.
  • the present invention relates to a pyrazole compound represented by the general formula [I] and a herbicide containing the compound as an active ingredient.
  • R 1 is a halogen atom such as fluorine, chlorine, or bromine; a Ci alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, or t-butyl; Alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy,
  • C i haloalkyl groups such as nitro group, cyano group, trifluoromethyl, trifluoroethyl, etc .
  • haloalkoxy groups such as trifluoromethoxy group
  • C- 6 alkylthio groups such as methylthio, ethylthio, propylthio, isopropylthio, etc .
  • alkylsulfinyl group such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, isopropylsulfinyl, or
  • R 2 is a halogen atom such as fluorine, chlorine, and bromine; a nitro group, a cyano group; a C i -alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, and t-butyl;
  • D alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy,
  • Cl- 6 alkylsulfinyl group such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, isopropylsulfinyl, or
  • R 3 is a halogen atom such as fluorine, chlorine, bromine,
  • Alkyl groups such as methyl, ethyl, propyl, isopropyl, butyl, t-butyl,
  • D alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy, nitro, cyano,
  • D haloalkyl groups such as trifluoromethyl and trifluoroethyl
  • Ds alkylthio groups such as methylthio, ethylthio, propylthio, and isopropylthio
  • D-6 alkylsulfinyl groups such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, and isopropylsulfinyl groups, or
  • Het represents a saturated or unsaturated 5-membered heterocyclic group containing 1 to 4 N, 0 or S atoms and optionally having substituents R 7 and R 8 .
  • the heterocyclic group is bonded to the benzene ring at a carbon atom.
  • Het examples include 2-furyl, 3-furyl, 4-furyl, 5-furyl, 2-phenyl, 3-phenyl, 4-phenyl, 5-phenyl, 2-pyrrolyl, 3-pyrrolyl, 4-pyrrolyl ,
  • heterocyclic any position, fluorine, chlorine, halogen atom such as bromine, methyl, d one 6 alkyl group such as Echiru group, main butoxy, etc. ethoxy d-e ⁇ alkoxy, Torifuruoro Substituents such as ( ⁇ -6 haloalkyl group such as methyl group R 7 , R May have eight .
  • Het includes the following heterocyclic groups.
  • R 7 and R 8 are each independently a hydrogen atom, a ⁇ - alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, t-butyl group, methoxy, ethoxy, propoxy group, etc.
  • d- 6 represents a halogen atom such as an alkoxy group, fluorine, chlorine or bromine, or a C i haloalkyl group such as a trifluoromethyl group).
  • R 4 is a hydrogen atom, an alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl,
  • Hydroxyalkyl groups such as hydroxymethyl, 1-hydroxyethyl, 2-hydroxyethyl, hydroxypropyl,
  • 6- alkoxy d- such as methoxymethyl, ethoxymethyl, propoxymethyl, isopropoxymethyl, methoxyxethyl, ethoxyxyl, ethoxyquinpropyl, methoxypropyl, ethoxypropyl, butoxymethyl, t-butoxymethyl, t-butoxymethyl, etc .; Represents an alkyl group.
  • R 5 is a hydrogen atom, d-alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl group,
  • R 6 is methyl, Echiru, propyl, isopropyl, heptyl, Isopuchiru, t - heptyl etc. d - e alkyl group, Cyclopropyl, cyclobutyl, cyclopentyl, c 3, such as a cyclohexyl group - 8 cycloalkyl group, or,
  • X is S ⁇ 2 , (CH 2 ) mCO (m represents 0, 1, 2 or 3), C!
  • methylene, ethylene, and propylene which may be substituted with an alkyl group such as methyl, ethyl and the like.
  • alkyl group such as methyl, ethyl and the like.
  • Represents a 6- alkylene group or a single bond.
  • XR 6, CH 2 A r, CH 2 COAr and S0 2 A r wherein, Ar is any position of the benzene ring is (methyl, Echiru, propyl, isopropyl, heptyl, Isopuchiru, t alkyl group such as one-butyl, main butoxy, ethoxy, Purobokishi, Isopurobokishi, butoxy, d one e alkoxy group such as t- butoxy, Bok Rifuruoromechiru, trichloromethyl, Furuoromechiru, click port Romechiru, difluoromethyl port Romechiru, dichloromethyl, triflic C, such as chloroethyl and pentachlorofluoroethyl, which may be substituted by a haloalkyl group or a halogen atom such as fluorine, chlorine, or bromine. And more preferably a CH 2 Ar group which may have a substituent
  • the compound of the present invention can be produced by the following method.
  • R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , X, ⁇ and Het have the same meaning as described above.
  • Q represents a halogen atom, an alkylcarbonyloxy group, Represents an alkoxycarbonyloxy group or a benzoyloxy group, and L represents a halogen atom.
  • Compounds [I Va] and [I Vb] are compound [VII] and compound [Va] (Q has the same meaning as described above).
  • the base used in the reaction includes alkali metal hydroxides such as KOH and HaH, alkali metal carbonates such as sodium carbonate and carbonated lime, and alkaline earth metal such as calcium hydroxide and magnesium hydroxide.
  • alkali metal hydroxides such as KOH and HaH
  • alkali metal carbonates such as sodium carbonate and carbonated lime
  • alkaline earth metal such as calcium hydroxide and magnesium hydroxide.
  • Al force Li earth metal carbonates such as calcium carbonate, Toryechiruami down, Bokuri (C, - 6 alkyl), such as Jie isopropyl E chill ⁇ Mi emissions amines
  • organic such as pyridine bases, phosphoric acid Examples include sodium.
  • solvent examples include water, methylene chloride, chloroform, toluene, ethyl acetate, dimethylformamide (DMF), tetrahydrofuran (THF), dimethylxetane (DME), and acetonitrile.
  • reaction mixture is stirred at 0 ° C to 50 ° C until the reaction is completed. Further, the reaction can be performed in a two-phase system using a phase transfer catalyst such as a quaternary ammonium salt.
  • a phase transfer catalyst such as a quaternary ammonium salt.
  • compounds [I Va] and [IVb] can be obtained by reacting compound [VII] with compound [Vb] in the presence of a dehydrating condensing agent such as dicyclohexylcarpoimide (DCC). You can also get it.
  • a dehydrating condensing agent such as dicyclohexylcarpoimide (DCC).
  • DCC dicyclohexylcarpoimide
  • the solvent used in the reaction with DCC or the like include methylene chloride, chloroform, toluene, ethyl acetate, dimethylformamide, THF, dimethoxetane, acetonitrile, t-amyl alcohol and the like.
  • Reaction The reaction proceeds smoothly at 10 ° C. to 50 ° C., and the reaction mixture is processed by a conventional method.
  • Compounds [I Va] and [I Vb] can be used as a mixture in the next rearrangement reaction.
  • the rearrangement reaction is performed in the presence of a cyano compound and a mild base. That is, 1 mol of the compounds (I Va) and (I Vb) is converted into 1 to 4 mol of the base, preferably 1 to 2 mol of the base and 0.01 to 1.0 mol, preferably 0.05 mol.
  • Any of the bases described above can be used.
  • the cyano compounds include potassium cyanide, sodium cyanide, and sodium cyanide.
  • a polymer holding tonocyan hydride, hydrogen cyanide, or potassium cyanide can be used.
  • the reaction is completed in a shorter time by adding a small amount of a phase transfer catalyst such as crown ether to the reaction system.
  • the reaction is carried out at a temperature lower than 80 ° C, preferably at room temperature to 40 ° C.
  • the solvent used is 1,2-dichloroethane, toluene, acetonitrile, methylene chloride, ethyl acetate, dimethylformamide, methylisobutyl ketone, THF, dimethoxetane and the like.
  • This rearrangement reaction can also be carried out in an inert solvent in the presence of a base such as carbon dioxide lime, sodium carbonate, triethylamine and pyridine.
  • the amount of the base used is 0.5 to 2.0 mol with respect to the compounds [IVa] and [IVb], and the solvent is THF, dioxane, t-amyl alcohol, t-butyl alcohol or the like. Is used.
  • the reaction temperature is preferably from room temperature to the boiling point of the solvent used.
  • the compound (I Va) and (IVb) can also be isolated without using a base together with a dehydrating condensing agent such as DCC without isolation. Ia] can be obtained.
  • the base used is potassium carbonate, sodium carbonate, triethylamine, pyridine or the like, and the amount of the base is 5 to 2.0 mol based on compound [VII].
  • the solvent include THF, dioxane, t-amyl alcohol, t-butyl alcohol, and the like.
  • the reaction temperature is preferably from room temperature to the boiling point of the solvent used.
  • Compound [I] can be produced by reacting compound [Ia] with R 6 XL (L represents a halogen) in the presence of a base.
  • the base used in this reaction include alkali metal hydroxides such as H and Ha a, alkaline metal carbonates such as carbonated carbonate and sodium carbonate, and alkaline earth metals such as calcium hydroxide.
  • metal hydroxides, Al force Li earth metal carbonates such as calcium carbonate, Toryechi Ruami down, birds such as diisopropyl e chill ⁇ Mi emissions (C, - e alkyl) ⁇ Mi emission, organic bases such as pin lysine, phosphoric acid Examples include sodium and the like.
  • Compound [I] is a quaternary ammonium compound. It can also be produced by reacting in a two-phase system of water and a solvent insoluble in water in the above-mentioned solvent, using a phase transfer catalyst such as a pumium salt.
  • 5-Hydroxypyrazoles represented by the general formula [VII] are described in, for example, the following compounds described in JP-A-62-234069 or JP-A-3-44475. It can be manufactured according to the exemplified method.
  • the aldehyde compound (3) and the carboxylic acid compound (4) which are synthetic intermediates for producing the compound of the present invention, can be produced as follows.
  • R 1 and R 2 represent the same meaning as described above, R 9 represents a hydrogen atom or a lower alkyl group, and W represents a halogen atom.
  • a known method for example, a simple halogen such as chlorine or bromine, or a halogenating agent such as N-bromosuccinic acid imide (NBS) or N-chlorosuccinic acid imid (NCS) is converted to light or After reacting in the presence of a radical initiator such as benzoylperoxide to obtain a benzyl halide derivative (2), for example, J. Am. Chem.
  • the aldehyde compound (3) can be produced by the method described in 1949). That is, by reacting an alkali metal salt of a ditroalkane such as 2-dipropane with an alcohol solvent such as methanol or ethanol at a temperature between 0 ° C and the boiling point of the solvent, the aldehyde compound ( 3) can be manufactured.
  • the carboxylic acid (4) is converted from the toluene derivative (1) by an oxidation reaction of permanganate or the like, or from the aldehyde (3) by a J0nes reagent, chromic acid or permanganate. It can be produced by a known method such as an oxidation reaction.
  • R 1 , R 2 , and R 9 represent the same meaning as described above, R 1 () and R 11 represent a hydrogen atom or a lower alkyl group, V represents a halogen atom, and R 12 represents a lower atom. Represents an alkyl group.
  • the aldoxime (5) can be produced by reacting the aldehyde (3) with hydroxylamine hydrochloride or hydroxylamine sulfate in the presence of a base. Further, by reacting the aldoxime compound (5) with a dehydrating agent such as acetic anhydride, phosphorus pentoxide, and thionyl chloride, a corresponding cyano compound (6) can be produced. Next, the ketone body (8) is produced, for example, by applying the Knoevenage 1 condensation reaction described in Organic Reaction s, Vol. 15, page 254, to produce the nitroolefin body (7).
  • the nitroolefin compound (7) can be obtained by reducing with an activated iron-water system or lithium aluminum hydride and then hydrolyzing.
  • the acyl form (10) is prepared by reacting the aldehyde form (3) with a Grignard reagent to produce an alcohol form (9), and the alcohol form (9) is activated with manganese dioxide, chromic acid, or the like. It can be produced by oxidizing with an oxidizing agent.
  • the vinyl ketone compound (24) is prepared by reacting the aldehyde compound (3) and methyl ketone (21) in water in the presence of a catalyst at 0 to 50 ° C for 1 to 50 hours according to a method known in the literature. After obtaining the aldole compound (23), it can be produced by dehydrating this in a suitable solvent in the presence of a catalyst.
  • the catalyst used for producing the aldol derivative (23) include metal hydroxides such as sodium hydroxide and barium hydroxide, and organic bases such as piperidine and pyridine.
  • the catalyst used in the subsequent dehydration reaction includes acids such as concentrated sulfuric acid and p-toluenesulfonic acid.
  • acids such as concentrated sulfuric acid and p-toluenesulfonic acid.
  • solvent for the dehydration reaction hydrocarbons such as benzene and toluene, and halogenated hydrocarbons such as dichloromethane and chloroform can be used.
  • the vinyl ketone compound (24) can also be obtained by reacting the aldehyde compound (3) and the phosphorane (22) in a suitable solvent at a temperature between room temperature and the boiling point of the solvent used for 10 minutes to 30 hours. Can be manufactured.
  • the amide (12), the hydrazide (13) and the / 3-diketone (15) can be respectively produced as follows.
  • RR 2 and R 9 represent the same meaning as described above, and R 13 , R ′′, and R 15 each independently represent a lower alkyl group.
  • the carboxylic acid compound (4) is converted into an inert solvent such as hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as methylene chloride and chloroform and the like in a solvent such as phosgene, thionyl chloride and oxalyl chloride.
  • an agent By reacting with an agent, an intermediate carbonyl chloride (11) is produced.
  • the amide (12) and the hydrazide (13) can be produced by a known method of reacting ammonia or hydrazine using the carbonyl chloride (11).
  • the / 3—diketone (15) is composed of a magnesium salt obtained by reacting magnesium alcoholate with a —ketoester (14) and a carbonyl chloride
  • (11) can be produced by reacting Next, a method for synthesizing a heterocyclic intermediate will be illustrated.
  • R 1 , R 2 and R 9 represent the same meaning as described above, and R 16 corresponds to R 7 or R 8 described above.
  • the oxazolyl form represented by the general formula (17) is obtained by, for example, boiling the aldehyde form (3) and the isonitrile form (16) in a suitable solvent in the presence of a base from room temperature.
  • the reaction can be carried out at a temperature between 1 and 30 hours.
  • the base used in this reaction include carbonates such as sodium hydrogencarbonate and potassium carbonate, alkali metal hydroxides such as sodium hydroxide and hydroxide power, sodium methylate, sodium ethylate and the like.
  • Organic bases such as metal alcoholates, triethylamine, 1,8-diazabicyclo [5.4.0] indene-7-cene (DBU) and the like.
  • solvent used in this reaction examples include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane, and chloroform; and tetrahydrofuran (THF). ), Ethers such as dioxane, nitriles such as acetonitrile, and N, N-dimethylformamide (DMF).
  • alcohols such as methanol, ethanol, and isopropanol
  • hydrocarbons such as benzene and toluene
  • halogenated hydrocarbons such as dichloromethane, and chloroform
  • THF tetrahydrofuran
  • Ethers such as dioxane, nitriles such as acetonitrile, and N, N-dimethylformamide (DMF).
  • R 1 , R 2 , and R 9 represent the same meaning as described above, and R 17 represents the aforementioned R 7 or Corresponding to R 8.
  • the thiazole form represented by the general formula (20) can be produced from the amide form (12) via the thioamide form (18).
  • the thioamide form (18) is obtained by reacting the amide form (12) with phosphorus pentasulfide or a reagent in the presence or absence of a solvent at a temperature between room temperature and the boiling point of the solvent used. It can be manufactured by Examples of the solvent used in this reaction include hydrocarbons such as benzene and toluene, and ethers such as dioxane.
  • thioamide form (18) and ⁇ -ketone (19) are reacted in the presence of a suitable base or in a suitable solvent without using a base at a temperature between room temperature and the boiling point of the solvent to be used. By reacting for 1 to 30 hours, a thiazole compound (20) can be produced.
  • Bases used in this reaction include sodium hydrogen carbonate, carbonates such as carbon dioxide, sodium hydroxide, alkali metal hydroxides such as hydroxide, sodium methylate, sodium ethylate, etc. And organic bases such as triethylamine, DBU and the like.
  • Examples of the solvent used in this reaction include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; acetone; and methylethyl.
  • Examples include ketones such as ketones, esters such as methyl acetate and ethyl acetate, ethers such as THF and dioxane, nitriles such as acetonitrile, and DMF.
  • R 1 , R 2 , R 9 , and R 18 represent the same meaning as described above, and R 18 represents a hydrogen atom or a C alkyl group.
  • Isoxazole (26a) is obtained by reacting vinylketone (24) with hydroxylamine in a suitable solvent at a temperature between 0 ° C and the boiling point of the solvent used for 0.5 to 5 hours. After obtaining the oxime form (25), it can be further produced by ring closure and oxidation reaction. In this reaction, hydroxylamine can be reacted in the form of sulfate or hydrochloride without neutralization, but can also be reacted after neutralization using a suitable base.
  • Examples of the base used for neutralization include carbonates such as sodium bicarbonate and carbon dioxide, alkali metal hydroxides such as sodium hydroxide and hydroxyladium, carboxylate salts such as sodium acetate, sodium methyla Metal alcohols such as sodium ethylate; and organic bases such as triethylamine and pyridine.
  • Examples of the solvent used include alcohols such as methanol, ethanol and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; Examples include nitriles such as tonitrile, DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
  • the iodine-potassium iodide, N_promosuccinimide, palladium catalyst system, etc. are used for the ring-closing 'oxidation reaction, iodine potassium monoiodide, and the J. Amer. Chem. Soc., 94, (1972); J. Hetero cycl. Chem., 14, 1289 (1977); Tetrahe dr on Lett. 1977, 5075. It can be manufactured according to the method described above.
  • the pyrazole (28a) can be produced in two steps from the vinyl ketone (24). That is, first, the vinyl ketone compound (24) and the substituted hydrazine are reacted in an appropriate solvent at a temperature between 0 ° C. and the boiling point of the solvent to be used for 0.5 to 5 hours to obtain a dihydropyrazole compound (27).
  • Solvents used in this reaction include alcohols such as methanol, ethanol and isopropanol, hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane.
  • Nitriles such as acetonitrile, DMF, pyridine, acetic acid, water, etc., and a mixed solvent of two or more of these solvents.
  • dihydrovirazole (27) and oxidizing agent such as activated manganese dioxide, dicyanodiclo-benzoquinone (DDQ), nickel peroxide, NBS, etc. are dissolved in a suitable solvent from room temperature.
  • a pyrazole compound (28a) can be produced.
  • the solvent used in this reaction include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as chloroform and carbon tetrachloride, and the like.
  • R 1 , R 2 , and R 9 represent the same meaning as described above, R 2D represents the same meaning as R 7 , R 21 represents the same meaning as R 8, and R 22 represents the same meaning as R 5 Represents the meaning.
  • An isoxazole derivative represented by the general formula (26b) and a pyrazolide derivative represented by the general formula (28b) are obtained by reacting a diketone (15) with hydroxylamine and substituted hydrazine, respectively. It can also be manufactured by performing the above. These reactions are carried out in an appropriate solvent at a temperature between 0 ° C. and the boiling point of the solvent used. In this reaction, acids such as sulfuric acid and p-toluenesulfonic acid can be used as a catalyst.
  • the solvent examples include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; and acetonitrile. And nitriles, DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
  • alcohols such as methanol, ethanol, and isopropanol
  • hydrocarbons such as benzene and toluene
  • halogenated hydrocarbons such as dichloromethane and chloroform
  • ethers such as THF and dioxane
  • acetonitriles DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
  • R 1 , R 2 , and R 9 represent the same meaning as described above, and R 23 and R 24 correspond to R 7 or R 8 described above.
  • the isoxazole compound represented by the general formula (31) is obtained by combining an aldoxime compound (5) with a halogenating agent such as chlorine, bromine, N-chlorosuccinimide (NCS) or NBS, and a carbonizing agent such as benzene or toluene.
  • a halogenating agent such as chlorine, bromine, N-chlorosuccinimide (NCS) or NBS
  • a carbonizing agent such as benzene or toluene.
  • the isoxazole compound (31) can also be produced by reacting the halide with the base in the presence of vinyl acetate (30).
  • the oxaziazole compound (34) can be produced via the amidedoxime compound (31).
  • the amide doxime form (31) is produced by reacting the nitrile form (6) with hydroxylamine in a suitable solvent at a temperature between room temperature and the boiling point of the solvent used. Hydroxylamine is obtained by converting sulfate or hydrochloride into a suitable base, for example, sodium bicarbonate, carbonate such as carbonated lime, alkali metal hydroxide such as sodium hydroxide and hydroxylated lime, and the like.
  • carboxylic acid salts such as sodium acid acid, metal alcoholates such as sodium methylate and sodium ethylate, and organic bases such as triethylamine and pyridine.
  • solvent used for the reaction include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; and acetate nitrile.
  • nitriles such as DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
  • a solvent used at a temperature of 15 ° C in a suitable solvent can be produced by reacting at a temperature between the boiling points of 1 to 30 hours.
  • Examples of the base used in this reaction include carbonates such as sodium hydrogencarbonate and carbonated carbonate, alkali metal hydroxides such as sodium hydroxide and hydroxylated phosphate, and organic bases such as triethylamine, pyridine and DBU. And the like.
  • the solvent examples include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane, nitriles such as acetonitrile, DMF, and pyridine. .
  • R 1 , R 2 , and R 8 represent the same meaning as described above, and R 2G corresponds to R 7 described above.
  • R 27 represents a lower alkyl group.
  • the oxazidazole form (37) is obtained by converting the hydrazide form (13) with the orthoester (35) or imide (36) in a suitable solvent at a temperature of 115 ° C. It can be produced by reacting at a temperature between 1 and 30 hours. Solvents used in this reaction include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane, nitriles such as acetonitrile, DMF, Such as pyridine
  • the isoxazole compound represented by the general formula (40) can be produced from the ketone compound (8) via the dimethylaminomethylidene compound (39). That is, ketone body
  • the reaction can be carried out at a temperature from room temperature to 200 ° C. or the boiling point of the solvent used.
  • the solvent used in this reaction hydrocarbons such as toluene and xylene are used.
  • dimethylaminomethylidene compound (39) is reacted with hydroxylamine to form an isoxazole compound (40).
  • the pyrazole derivative represented by the general formula (41) can be produced in the same manner as the pyrazole derivative (28b) by reacting a dimethylaminomethylidene derivative (39) with a substituted hydrazine. Can be.
  • R 1 , R 2 , R 9 , and R 3 ° represent the same meaning as described above, R 32 corresponds to R 7 , and R 33 corresponds to R 5.
  • the oxaziazole compound represented by the general formula (44) can be produced from the amide compound (12) via the amidine compound (43). That is, the amide compound (12) and the dimethyl amido acetal compound (42) are allowed to react with each other without solvent or in a suitable solvent at a temperature of 0 to 200 ° C or the boiling point of the solvent used.
  • the amidine compound (43) is produced.
  • hydrocarbons such as toluene and xylene are used.
  • an oxazine diazole (44) can be produced from the obtained amidine (43) and hydroxylamine in the same manner as in the production of the isoxazole (26b). .
  • the triazole represented by the general formula (45) can be produced in the same manner as the pyrazole (28b) by reacting the amidine (43) with a substituted hydrazine. Can be.
  • the isoxazole compound represented by the formula (26-3) is obtained by adding a mercaptan represented by R'SH to a 4-C1 compound represented by the formula (26-1) in the presence of a base. To form a 4-SR 'body represented by the formula (26-2) and then oxidize It can be manufactured by doing.
  • R′R 9 Het represents the same meaning as described above, and R ′ represents a d- 6 alkyl group.
  • Bases used in this reaction include alkali metal hydroxides such as sodium hydroxide and hydroxylating metal, metal alkoxides such as sodium methoxide and sodium ethoxide, sodium carbonate and carbonated carbonate such as carbonated lime.
  • alkali metal hydroxides such as sodium hydroxide and hydroxylating metal
  • metal alkoxides such as sodium methoxide and sodium ethoxide
  • sodium carbonate and carbonated carbonate such as carbonated lime.
  • Examples include salts, hydrides such as sodium hydride, organic bases such as triethylamine, diisopropylethylamine, diaza-bicyclo [540] -indene-7-cene (DBU) and pyridine.
  • DBU diaza-bicyclo [540] -indene-7-cene
  • solvent used in the reaction examples include alcohols such as methanol and ethanol, ethers such as tetrahydrofuran (THF) 1,2-dimethoxyethane (DME), and N, N-dimethylformamide (DMF).
  • ethers such as tetrahydrofuran (THF) 1,2-dimethoxyethane (DME), and N, N-dimethylformamide (DMF).
  • Amides such as (N, N-dimethylacetamide (DMA)), DMS D, acetonitrile, benzene, toluene, xylene and the like can be exemplified.
  • the next oxidation reaction is carried out in an inert solvent such as water, an organic acid such as acetic acid, dichloromethane, chloroform, halogenated hydrocarbon such as carbon tetrachloride, hydrogen peroxide, peracetic acid, perbenzoic acid, m -It is carried out by using oxidizing agents such as peracids such as black perbenzoic acid, sodium hypochlorite, and hypochlorous acid such as hypochlorous acid power.
  • the reaction proceeds smoothly in a temperature range from room temperature to the boiling point of the solvent used.
  • JP 73736 The compound [Ia] which is a raw material of the compound [I] of the present invention may exist in a number of tautomeric forms, for example, as shown below.
  • the compound of the present invention, various intermediates, and the like can be obtained by performing a usual post-treatment after the completion of the reaction.
  • V 1 V L then 1 then 1 n then il3 n then 0U2 4 Me ril
  • the reaction mixture was washed with 1N hydrochloric acid and then with a saturated saline solution, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in 20 ml of acetonitrile, 0.47 g (0.0047 mol) of trinitylamine and 0.1 g (0.0011 mol) of acetone hydrin were added, and the mixture was stirred overnight at room temperature. .
  • the solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1N-hydrochloric acid and then with saturated brine, dried over magnesium sulfate anhydride, and the solvent was distilled off.
  • the residue was purified by silica gel column chromatography to give the title compound (0.73 g) as crystals.
  • the solvent was distilled off under reduced pressure, and the residue was dissolved in ethyl acetate, washed with 1 N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off.
  • the residue was purified by silica gel column chromatography to obtain 0.94 g of the title compound as crystals.
  • the reaction mixture was washed with 1 N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in 20 ml of acetonitrile, and 0.41 g (0.00041 mol) of triethylamine and 0.10 g (0.0011 mol) of acetone cyanohydrin were added, followed by stirring at room temperature overnight. did.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1N-hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off.
  • the residue was purified by silica gel column chromatography to obtain 0.66 g of the title compound as crystals.
  • the solvent was distilled off under reduced pressure, and the residue was dissolved in dityl acetate, washed with 1 N hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and then the solvent was distilled off.
  • the residue was purified by silica gel column chromatography to obtain 0.35 g of the title compound as crystals.
  • 1,3-year-old 5-benzoyl) benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature for 1 hour.
  • the reaction mixture was washed with 1N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in acetone (10 ml), triethylamine (0.24 g) and acetone cyanohydrin (0.10 g) were added, and the mixture was stirred at room temperature overnight.
  • the reaction mixture was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in 10 ml of acetone nitrile, to which 0.6 g of triethylamine and 0.2 g of acetonetonhydrin were added, followed by stirring at room temperature for 1.5 hours.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with aqueous sodium bicarbonate. To the resulting aqueous layer was added chloroform, and the solution was precipitated with concentrated hydrochloric acid.
  • the reaction mixture was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in acetonitrile (20 ml), and triethylamine (0.96 g) and acetone cyanohydrin (0.14 g) were added, followed by stirring at room temperature overnight.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with an aqueous sodium carbonate solution. To the resulting aqueous layer was added porphyrin form and acidified out with concentrated hydrochloric acid.
  • the reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in acetonitrile (10 ml), and triethylamine (0.30 g) and acetone cyanohydrin (0.04) were added, followed by stirring at room temperature for one hour.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 50 ml of saturated aqueous sodium hydrogen carbonate. To the obtained aqueous layer was added 100 ml of chloroform, and the mixture was subjected to acid precipitation with concentrated hydrochloric acid.
  • the reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in 10 ml of acetonitrile, 0.28 g of triethylamine and 0.03 g of acetonetonhydrin were added, and the mixture was stirred at room temperature overnight.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 40 ml of saturated aqueous sodium bicarbonate and 20 ml of saturated aqueous sodium hydrogen carbonate.
  • the reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • the residue was dissolved in 5 ml of acetonitrile, 0.22 g of triethylamine and 0.02 g of acetonitrile were added, and the mixture was stirred at room temperature overnight.
  • the solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 6.0 ml and 40 ml of saturated aqueous sodium hydrogen carbonate. To the obtained aqueous layer was added 100 ml of chloroform, and the solution was acidified with concentrated hydrochloric acid.
  • 1,4-isoxazol-5-yl) benzoic acid 0.39 g and thionyl iodide synthesized according to a conventional method to give 2,4-dicloco-3- (4-methyl-1,2-isoxazolyl) 5-yl) Benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • Methyl 3-aminocarbonyl-1,2,4-dichlorobenzene benzoate 13.32 g (0.053 mol) and phosphorus pentasulfide 3.6 g (0.016 mol) were dissolved in 90 m of solvent. The mixture was dissolved in 1 and stirred at 80 ° C overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to obtain 5.43 g of methyl 3-aminothiocarbonyl_2,4-dichlorobenzoate. Yield 38.4%
  • Methyl 2-chloro-1,4-methanesulfonyl 3- (3-methyl_1,2-isoxazoluyl 5-yl) benzoate 8.19 g (0.024 mol) ) was dissolved in 75 ml of ethyl alcohol, 75 ml of a 1N aqueous solution of caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were collected by filtration, washed with water, and dried to give 7.49 g of the desired product as white crystals. 96% yield
  • Methyl 2,4-dichloro-3- (5-methyl-1,3,4-oxadiazol-2-yl) benzoate 2.63 g (0.009 1 mol) and potassium carbonate 1.3 g (0.3%) was dissolved in 20 ml of dimethylformamide, and 10 ml of dimethylformamide in which 0.65 g (0.013 mol) of methanethiol was dissolved was added, followed by stirring at room temperature overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with brine, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure.
  • Methyl 2-chloro-4,1-methanesulfonyl 3- (5-methyl-1,3,4-oxaziazol-2-yl) benzoate 1.52 g (0.0046 mol) was dissolved in 14 ml of ethyl alcohol, 14 ml of 1N caustic soda was added, and the mixture was stirred overnight at room temperature. The reaction mixture was poured into ice water and acidified with concentrated hydrochloric acid. The precipitated crystal was filtered and washed with water, and the obtained crystal was dried to obtain 1.3 g of a white crystal as a target product. 90% yield
  • Methyl 2,4-dichloro-3- (5-methyl-1,2,4-oxadiazoyl-3-yl) benzoate 2.75 g CO.095 mol) and potassium carbonate 1.32 g (0 0.095 mol) was dissolved in 20 ml of dimethylformamide, and 10 ml of dimethylformamide in which 0.7 g (0.014 mol) of methylthiol was dissolved was added. And stirred overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, and dried over magnesium sulfate.
  • Methyl 2-methyl-3-3- (5-methyl-1,2,4-oxaziazol-3-yl) 4-methylthiobenzoate 2.8 g (0.0084 mol) in 20 ml It was dissolved in form, m-chloroperbenzoic acid 4.95 g (0.028 mol) was added, and the mixture was stirred at room temperature for 3 hours. Insolubles were filtered off from the reaction mixture, and the filtrate was washed with a 1N aqueous solution of sodium hydroxide and saturated brine, and then dried over magnesium sulfate.
  • a solution of 2.167 g (0.214 mol) of triethylamine in 110 ml of dimethylformamide was added dropwise at 10 ° C. or lower over 1 hour. The mixture was further stirred at the same temperature for 1 hour.
  • Methyl 2,4-dichloro-3 hydroxyiminomethylbenzoate (15.87 g, 0.039 mol) was dissolved in dimethylformamide (160 ml) and dissolved in dimethylformamide (16 Oml).
  • a solution of 55.00 g (0.308 mol) of Promosuccinimide was added dropwise at 10 ° C or lower over 1 hour.
  • a solution of 31.3 g (0.309 mol) of triethylamine in 16 Om1 of dimethylformamide was added dropwise at 10 ° C. or lower over 1 hour. After completion, the mixture was further stirred at the same temperature for 1 hour.
  • reaction mixture was poured into ice water, quickly extracted with methylene chloride, washed with cold water, and dried over magnesium sulfate. After filtration, 21.53 g (0.215 mol) of isopropenyl acetate was added to the filtrate, and the mixture was heated under reflux overnight. The reaction mixture was cooled and the solvent was distilled off under reduced pressure. The residue was purified by silica gel gel chromatography to obtain the title compound 8.57 as crystals.
  • Methyl 2,4-dichloro-3- (2-oxo-1-dimethylaminomethylidenepropyl) benzoate (4.10 g) was added to dioxane (20 ml) and water (10 ml), and hydroxylamine hydrochloride was added. 90 g was added, and the mixture was stirred at room temperature for 17 hours.
  • the reaction solution was poured into ice water, extracted with ethyl acetate, washed with saturated saline, and dried over anhydrous magnesium sulfate. After the solvent was concentrated under reduced pressure, the residue was purified by silica gel chromatography to obtain 1.8 g of the oxime form as a mixture of isomers.
  • reaction solution was poured into ice water, acidified with concentrated hydrochloric acid, and the extracted organic layer was washed with saturated saline and dried over anhydrous magnesium sulfate.
  • the solvent was concentrated under reduced pressure to obtain 34.3 g of methyl 2,4-dichloro-3- (3,3-dimethylmethoxycarbonyl-1-oxopropyl) benzoate as crystals.
  • the compound of the present invention shows a high herbicidal activity under any conditions of upland crops, soil treatment and foliage treatment. It also contains compounds that have selectivity for barley and other crops, soybeans, ivy and other crops.
  • the compound of the present invention also includes a compound exhibiting a plant growth regulating action for producing growth suppression and the like against useful plants such as crops, ornamental plants and fruit trees.
  • the compound of the present invention has excellent herbicidal activity against paddy weeds such as Nobie, Tamagayari, Omodaka and Hotaru, and has selectivity for rice.
  • the compound of the present invention can be applied to the control of weeds in orchards, lawns, track ends, vacant lots and the like.
  • the herbicide of the present invention contains one or more of the compounds of the present invention as an active ingredient.
  • the compound of the present invention can be used in a pure form without adding other components, and can be used in the form of a general pesticide for the purpose of using it as a pesticide, that is, a wettable powder, a granule, a powder, It can also be used in the form of emulsions, aqueous solvents, suspensions, flowables and the like.
  • plant powders such as soybean flour and flour, diatomaceous earth, apatite, gypsum, talc, bentonite, mineral fine powders such as pyrophyllite and clay, and benzoic acid Organic and inorganic compounds such as soda, urea and sodium sulfate are used.
  • petroleum fractions such as kerosene, xylene and solvent naphtha, cyclohexane, cyclohexanone, dimethylformamide, dimethylsulfoxide, alcohol, acetone, trichloroethylene, methylisobutyl ketone,
  • mineral oil, vegetable oil, water, etc. as solvent.
  • Surfactants can be added, if necessary, to obtain a uniform and stable form in these preparations.
  • the concentration of the active ingredient in the herbicide of the present invention varies depending on the form of the preparation described above.
  • the concentration is 5 to 90%, preferably 10 to 85%. % : 3 to 70%, preferably 5 to 60% in the emulsion: 0.01 to 50%, preferably 0.05 to 40% in the granule % Concentration is used
  • the wettable powder and emulsion thus obtained are diluted with water to a predetermined concentration to form a suspension or emulsion, and the granules are sprayed or mixed before or after germination of the weeds. Is done.
  • an appropriate amount of the active ingredient of 0.1 g or more per hectare is applied.
  • the herbicide of the present invention can also be used by mixing with known fungicides, insecticides, acaricides, herbicides, plant growth regulators, fertilizers, and the like.
  • the synergistic action of the mixed drug can be expected to have a higher effect. In that case, a combination with a plurality of known herbicides is also possible.
  • Suitable agents to be used in combination with the herbicide of the present invention include anilide herbicides such as diflupanican and propanil, and closular aceroalide-based herbicides such as arachlor and pretilachlor, 2, 41-D, 2, 4-1-Alkyl herbicides such as DB Acid herbicides such as diclohop-methyl, phenyloxapropenyl, etc. Alioxyphenoxyalkanoic acid herbicides such as dicampa and pyrithiobac Polycarboxylic acid herbicides, imazaquinone, imazethapyr, etc., imidazolinone herbicides, diurone, isoprolone, etc.
  • anilide herbicides such as diflupanican and propanil
  • closular aceroalide-based herbicides such as arachlor and pretilachlor
  • 2, 41-D 2, 4-1-Alkyl herbicides
  • DB Acid herbicides such as di
  • Herbicides dinitroaniline herbicides such as trifluralin and pendimethalin, Ashiflu Diphenyl ether herbicides such as cli and homesaphen; sulfonylurea herbicides such as benzulfuron-methyl and nicosulfuron; triazinon herbicides such as metrifudine and metamitrone; and triazines such as atrazine and cyanazine.
  • Herbicides such as flumellam, nitrile herbicides such as promoxinil and diclobenyl, pyridazinone herbicides such as chloridazone and norflurazon, and phosphoric acid herbicides such as glyphosate and glufosinate Quaternary ammonium salt herbicides such as paraquat and difunzoquat; cyclic imid herbicides such as flumicrolaccopentyl and fluthiacetomethyl; and others, such as isoxaben, ethofumeset, oxaxiazone, kink mouth lac, chromazon, and suzone.
  • the herbicidal effect was investigated according to the following criteria and expressed as a herbicidal index. Killing rate killing index
  • the numbers 1, 3, 5, 7, and 9 are intermediate values between 0 and 2, 2 and 4, 4 and 6, 6 and 8, and 8 and 10, respectively.
  • the weed kill rate was calculated by the following formula.
  • Herbicidal rate (%) X100 Above-ground fresh grass weight in untreated area
  • Test example 1 Upland foliage spraying test
  • Test example 2 Paddy foliage treatment test
  • a pot with a surface area of 100 cm 2 was filled with paddy soil, and after replacement, seeds of Nobie, Hoyu Rui, Konagi and Omodaka were sown, and the rice plants at the two leaf stage were transplanted. This was grown in a greenhouse, and when the weeds reached the 1- to 1.5-leaf stage, they were flooded at a depth of 3 cm. Was dripped so that the active ingredient became 63 g / ha. Three weeks after the treatment, the herbicidal effect and the degree of phytotoxicity of rice were investigated. The results are shown in Table 23.
  • composition containing the compound of the present invention is useful as a herbicide.

Abstract

A compound represented by general formula (I) wherein R1 represents a halogen atom, a C¿1-6? alkyl group, a C1-6 alkoxy group or the like; R?2¿ represents a halogen atom, a C¿1-6? alkylsulfonyl group or the like; n is 0, 1 or the like; Het represents a saturated or unsaturated five-membered heterocyclic group substituted by R?7 and R8¿ each containing one to four N, O or S atoms bonded through carbon atoms; R3 represents a hydrogen atom or the like; R4 represents a hydrogen atom, a C¿1-6? alkyl group or the like; R?5¿ represents a C¿1-6? alkyl group or the like; R?6¿ represents an optionally substituted phenyl group; and X represents SO¿2?, CH2CO, or a methylene group. The above compounds have an excellent herbicidal activity and therefore a composition comprising the same is useful as a herbicide.

Description

明 細 書  Specification
新規なへテ口環で置換されたベンゼン誘導体および除草剤 技術分野:  New benzene derivatives and herbicides substituted with a hete-mouth ring
本発明は、 ビラゾ一ル環の 4位にベンゾィル基が置換した新規ピラゾ一ル誘導 体及び除草剤に関する。  The present invention relates to a novel pyrazolyl derivative and a herbicide in which the benzoyl group is substituted at the 4-position of the virazol ring.
背景技術: Background technology:
ピラゾ一ル環の 4位にベンゾィル基が置換したビラゾ一ル骨格を有する除草剤 としては、 一般式 〔I I〕  As a herbicide having a birazol skeleton in which a benzoyl group is substituted at the 4-position of the pyrazoyl ring, a general formula (II)
〔I I〕(II)
Figure imgf000003_0001
で表される化合物等が特開平 2— 1 7 3号公報に記載され、 また、 W0 9 3 / 1 8 0 3 1号公報には、 式 〔I I I〕 で表される化合物が記載されている。
Figure imgf000003_0001
Are described in JP-A-2-1733, and WO93 / 18031 discloses a compound represented by the formula (III). .
απ 〕
Figure imgf000003_0002
απ)
Figure imgf000003_0002
さらにまた、 WO 9 6 / 2 6 2 0 6号公報には、 式 〔 I V〕 で表される化合物 が記載されている。 し力、しな力 ら、 これらの化合物は例示がされているのみで、 物性値の具体的記載はない。 〔 I V〕
Figure imgf000004_0001
Furthermore, WO 96/262 06 describes a compound represented by the formula [IV]. These compounds are only given as examples, and their physical properties are not specifically described. (IV)
Figure imgf000004_0001
(Z=Hetero-yl ) 本発明の目的は、 工業的に有利に合成でき、 より低薬量で効果の確実な安全性 の高い、 作物との選択性の良い除草剤を提供することである。 発明の開示: (Z = Hetero-yl) An object of the present invention is to provide a herbicide which can be synthesized industrially advantageously, has a lower dose, is effective, has high safety, and has high crop selectivity. . DISCLOSURE OF THE INVENTION:
本発明は、 一般式 〔 I〕 で表されるベンゾィル部の 3位がヘテロ環で置換され た 4一ベンゾィルピラゾール化合物であつて、 ビラゾ一ル環のェノ一ル性水酸基 が保護されている化合物を有効成分として含有することを特徴とする除草剤であ る。  The present invention relates to a 41-benzoylpyrazole compound represented by the general formula (I) wherein the 3-position of the benzoyl moiety is substituted with a heterocyclic ring, wherein the benzoyl ring is protected with a phenolic hydroxyl group. It is a herbicide characterized by containing the compound as an active ingredient.
すなわち、 本発明は、 式 〔I〕  That is, the present invention has the formula (I)
Figure imgf000004_0002
Figure imgf000004_0002
〔式中、 R1 は、 ハロゲン原子、 d— 8 アルキル基、 d— 6 アルコキシ基、 ニト 口基、 シァノ基、 d ハロアルキル基、 〇ぃ6 ハロアルコキシ基、 Ci アル キルチオ基、 C!— 6 アルキルスルフィニル基又は C アルキルスルホ二ル基を 表す。 Wherein, R 1 is a halogen atom, d-8 alkyl, d-6 alkoxy group, a nitro port group, Shiano group, d haloalkyl group, 〇 I 6 haloalkoxy group, Ci Al Kiruchio group, C -! 6 Represents an alkylsulfinyl group or a C alkylsulfonyl group.
R2 は、 ハロゲン原子、 ニトロ基、 シァノ基、 d アルキル基、 Ci-6 アル コキシ基、 Ci- ハロアルキル基、 ハロアルコキシ基、 Ci- G アルキルチ ォ基、 d アルキルスルフィニル基又は d アルキルスルホ二ル基を表す。 R3 は、 ハロゲン原子、 C,-6 アルキル基、 C!— s アルコキシ基、 ニトロ基、 シァノ基、 じぃ6 ハロアルキル基、 アルキルチオ基、 Ci- 6 アルキルスル フィニル基又は アルキルスルホ二ル基を表す。 R 2 is a halogen atom, a nitro group, a cyano group, a d-alkyl group, a Ci- 6 alkoxy group, a Ci-haloalkyl group, a haloalkoxy group, a Ci- G alkylthio group, a d-alkylsulfinyl group, or a d-alkylsulfonyl Represents a group. R 3 is halogen atom, C, - 6 alkyl group, C -! S alkoxy group, a nitro group, Shiano group, Jii 6 haloalkyl group, an alkylthio group, an CI- 6 alkylsulfenyl Finiru group or an alkyl sulfonyl Le group Represent.
nは 0、 1、 2を表す。 nが 2のとき、 R3 は同一でも相異なっていてもよい n represents 0, 1, and 2. When n is 2, R 3 may be the same or different
He tは、 炭素原子部分でベンゼン環と結合する、 N、 0若しくは S原子を 1 から 3個含む R7 および R8 で置換された飽和あるいは不飽和 5員へテロ環基を 表す。 Het represents a saturated or unsaturated 5-membered heterocyclic group substituted with R 7 and R 8 containing 1 to 3 N, 0 or S atoms, which is bonded to a benzene ring at a carbon atom portion.
R4 は、 水素原子又は d アルキル基を表す。 R 4 represents a hydrogen atom or a d alkyl group.
R5 は、 水素原子、 C,— アルキル基、 C2-6 アルケニル基又は C26 アルキ 二ル基を表す。 R 5 is a hydrogen atom, C, - represents a 6 alkynyl group - alkyl group, C 2 - 6 alkenyl group or C 2.
RG は、 C】— 6 アルキル基、 C3-8 シクロアルキル基、 アルキル基、 Cl アルコキシ基、 Ci ハロアルキル基、 d— (i ハロアルコキシ基、 ニトロ 基又はハロゲン原子によって置換されていてもよい) フエ二ル基を表す。 R G is, C] - 6 alkyl group, C 3 - 8 cycloalkyl group, an alkyl group, Cl alkoxy, Ci haloalkyl, d-(i haloalkoxy group, may be substituted by nitro group or a halogen atom ) Represents a phenyl group.
Xは S〇2 、 (CH2 ) mCO、 アルキルで置換されてもよい C,-e アルキレ ン基又は単結合を表す。 mは 0、 1、 2、 3を表す。 〕 で表される化合物又はそ れら化合物を含有する除草剤である。 X is S_〇 2, (CH 2) mCO, which may be substituted by alkyl C, - representing the e alkylene emissions group or a single bond. m represents 0, 1, 2, and 3. ] Or a herbicide containing such a compound.
以下、 本発明を詳細に説明する。  Hereinafter, the present invention will be described in detail.
本発明は、 一般式 〔I〕 で表されるピラゾール化合物及びそれを有効成分とし て含有することを特徴とする除草剤である。  The present invention relates to a pyrazole compound represented by the general formula [I] and a herbicide containing the compound as an active ingredient.
〔I〕
Figure imgf000005_0001
一般式 〔I〕 において、 R1 は、 フッ素、 塩素、 臭素等のハロゲン原子、 メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 t一ブチル等の Ci アル キル基、 メ 卜キシ、 エトキシ、 プロボキシ、 イソプロボキシ、 ブトキシ、 t 一ブトキシ等 の アルコキシ基、
[I]
Figure imgf000005_0001
In the general formula (I), R 1 is a halogen atom such as fluorine, chlorine, or bromine; a Ci alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, or t-butyl; Alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy,
ニトロ基、 シァノ基、 トリフルォロメチル、 卜リフルォロェチル等の C i ハロ アルキル基、 トリフルォロメ トキシ基等の ハロアルコキシ基、 メチルチオ、 ェチルチオ、 プロピルチオ、 イソプロピルチオ等の C i -6 アルキル チォ基、 C i haloalkyl groups such as nitro group, cyano group, trifluoromethyl, trifluoroethyl, etc .; haloalkoxy groups such as trifluoromethoxy group; C- 6 alkylthio groups such as methylthio, ethylthio, propylthio, isopropylthio, etc .;
メチルスルフィニル、 ェチルスルフィニル、 プロピルスルフィニル、 イソプロピ ルスルフィニル等の C ! G アルキルスルフィニル基又は、 C! G alkylsulfinyl group such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, isopropylsulfinyl, or
メチルスルホニル、 ェチルスルホニル、 プロピルスルホニル、 イソプロピルスル ホニル基等の 6 アルキルスルホ二ル基を表す。 Represents a 6- alkylsulfonyl group such as methylsulfonyl, ethylsulfonyl, propylsulfonyl, and isopropylsulfonyl.
R 2 は、 フッ素、 塩素、 臭素等のハロゲン原子、 ニトロ基、 シァノ基、 メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 t 一ブチル等の C i - アル キル基、 R 2 is a halogen atom such as fluorine, chlorine, and bromine; a nitro group, a cyano group; a C i -alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, and t-butyl;
メ トキシ、 エトキシ、 プロボキシ、 イソプロボキシ、 ブトキシ、 t—ブトキシ等 の d アルコキシ基、 D alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy,
トリフルォロメチル、 トリフルォロェチル等の C !— ハロアルキル基、 トリフルォロメ トキシ、 トリクロロメ トキシ等の C i - fi ハロアルコキシ基、 メチルチオ、 ェチルチオ、 プロピルチオ、 イソプロピルチオ等の Cい アルキル チォ基、 Triflate Ruo b methyl, triflumizole Ruo Roe chill like C -! Haloalkyl group, Torifuruorome butoxy, C i such trichloro main butoxy - fi haloalkoxy group, methylthio, Echiruchio, propylthio, C have alkyl Chiomoto such isopropylthio,
メチルスルフィニル、 ェチルスルフィニル、 プロピルスルフィニル、 イソプロピ ルスルフィニル等の C l -6 アルキルスルフィニル基又は、 Cl- 6 alkylsulfinyl group such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, isopropylsulfinyl, or
メチルスルホニル、 ェチルスルホニル、 プロピルスルホニル、 イソプロピルスル ホニル基等の 6 アルキルスルホ二ル基を表す。 Represents a 6- alkylsulfonyl group such as methylsulfonyl, ethylsulfonyl, propylsulfonyl, and isopropylsulfonyl.
R 3 は、 フッ素、 塩素、 臭素等のハロゲン原子、 R 3 is a halogen atom such as fluorine, chlorine, bromine,
メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 t—ブチル等の アル キル基、 Alkyl groups such as methyl, ethyl, propyl, isopropyl, butyl, t-butyl,
メ トキシ、 エトキシ、 プロボキシ、 イソプロボキシ、 ブトキシ、 t 一ブトキシ等 の d アルコキシ基、 ニトロ基、 シァノ基、 D alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy, nitro, cyano,
トリフルォロメチル、 トリフルォロェチル等の d ハロアルキル基、 メチルチオ、 ェチルチオ、 プロピルチオ、 イソプロピルチオ等の d-s アルキル チォ基、 D haloalkyl groups such as trifluoromethyl and trifluoroethyl, Ds alkylthio groups such as methylthio, ethylthio, propylthio, and isopropylthio;
メチルスルフィニル、 ェチルスルフィニル、 プロピルスルフィニル、 イソプロピ ルスルフィニル基等の d-6 アルキルスルフィニル基又は、 D-6 alkylsulfinyl groups such as methylsulfinyl, ethylsulfinyl, propylsulfinyl, and isopropylsulfinyl groups, or
メチルスルホニル、 ェチルスルホニル、 プロピルスルホニル、 イソプロピルスル ホニル基等の (: 6 アルキルスルホ二ル基を表す。 (: Represents a 6 alkylsulfonyl group such as methylsulfonyl, ethylsulfonyl, propylsulfonyl, isopropylsulfonyl, etc.)
H e tは、 N、 0若しくは S原子を 1から 4個含み、 置換基 R7 および R8 を 有していてもよい飽和あるいは不飽和 5員へテロ環基を表す。 また、 このへテロ 環基は炭素原子でベンゼン環と結合している。 Het represents a saturated or unsaturated 5-membered heterocyclic group containing 1 to 4 N, 0 or S atoms and optionally having substituents R 7 and R 8 . The heterocyclic group is bonded to the benzene ring at a carbon atom.
He tとしては、 例えば、 2—フリル、 3—フリル、 4一フリル、 5—フリル 、 2—チェニル、 3—チェニル、 4一チェニル、 5—チェニル、 2—ピロリル、 3―ピロリル、 4一ピロリル、  Examples of Het include 2-furyl, 3-furyl, 4-furyl, 5-furyl, 2-phenyl, 3-phenyl, 4-phenyl, 5-phenyl, 2-pyrrolyl, 3-pyrrolyl, 4-pyrrolyl ,
2—イミダゾィル、 4一イミダゾィル、 5—イミダゾィル、 ビラゾールー 3— ィル、 ピラゾールー 4一ィル、 ピラゾールー 5—ィル、 1, 3—ォキサゾ一ルー 2-Imidazolyl, 4-Imidazolyl, 5-Imidazolyl, Virazol-3-yl, Pyrazol-41-yl, Pyrazol-5-yl, 1,3-oxazolu-ru
2—ィル、 1, 3—ォキサゾ一ルー 4一ィル、 1, 3—ォキサゾール— 5—ィル 、 1, 2—イソォキサゾ一ルー 3—ィル、 1, 2—イソォキサゾ一ルー 4ーィル 、 1, 2—イソォキサゾ一ルー 5—ィル、 1, 3—チアゾ一ルー 2—ィル、 1,2-yl, 1,3-oxoxazole 4-yl, 1,3-oxoxazole-5-yl, 1,2-isoxazoyl 3-yl, 1,2-isoxazoyl 4-yl, 1,2-isoxazo-l 5-yl, 1,3-thiazo-l 2-yl, 1,
3—チアゾ一ルー 4一ィル、 1, 3—チアゾ一ルー 5—ィル、 1, 2—イソチア ゾ一ルー 3—ィル、 1, 2—イソチアゾ一ルー 4一ィル、 1, 2—イソチアゾ一 ノレ一 5—ィル、 3-Thiazo 1-ruyl, 1,3-Thiazo-ru 5-yl, 1,2-isothiazolu 3-yl, 1,2-isothiazo-ru 41-yl, 1,2 —Isothiazo 1-5yl,
1, 2, 4一ォキサジァゾ一ルー 3—ィル、 1, 2, 4—ォキサジァゾ一ルー 5—ィル、 1, 3, 4一ォキサジァゾ一ルー 2—ィル、 1, 3, 4ーォキサジァ ゾールー 5—ィル、 1, 2, 4ーチアジアゾ一ルー 3—ィル、 1, 2, 4—チア ジァゾ一ルー 5—ィル、 1, 3, 4ーチアジアゾ一ル— 2—ィル、 1, 3, 4— チアジアゾ一ルー 5—ィル、 1, 2, 4—トリァゾ一ル— 3—ィル、 1, 2, 4 —トリァゾ一ルー 5—ィル基等を挙げることができる。  1,2,4-oxazine diazo 3-yl, 1,2,4-oxaziaziro 5-5-yl, 1,3,4-oxaziaziro 2-yl, 1,3,4-oxaziazole 5 —Ill, 1,2,4-ach Asiazol 3—yl, 1,2,4—Thiadiazol 5—yl, 1,3,4th Asiazol—2—yl, 1,3 4-thiazolyl 5-yl, 1,2,4-triazole-3-yl, 1,2,4-triazoyl 5-yl and the like.
また、 これらへテロ環は任意の位置に、 フッ素、 塩素、 臭素等のハロゲン原子 、 メチル、 ェチル基等の d一 6 アルキル基、 メ トキシ、 エトキシ基等の d- e ァ ルコキシ、 トリフルォロメチル基等の (^ -6 ハロアルキル基等の置換基 R7 , R 8 を有していてもよい。 Further, these heterocyclic any position, fluorine, chlorine, halogen atom such as bromine, methyl, d one 6 alkyl group such as Echiru group, main butoxy, etc. ethoxy d-e § alkoxy, Torifuruoro Substituents such as (^ -6 haloalkyl group such as methyl group R 7 , R May have eight .
より好ましい H e tとして、 以下に示すヘテロ環基を挙げることができる。  More preferred Het includes the following heterocyclic groups.
Figure imgf000008_0001
Figure imgf000008_0002
Figure imgf000008_0001
Figure imgf000008_0002
(上記、 式中、 R 7 および R 8 は、 それぞれ独立して水素原子、 メチル、 ェチル 、 プロピル、 イソプロピル、 プチル、 t 一ブチル基等の β アルキル基、 メ ト キシ、 エトキシ、 プロポキシ基等の d— 6 アルコキシ基、 フッ素、 塩素、 臭素等 のハロゲン原子又はトリフルォロメチル基等の C i ハロアルキル基を表す) 。 また、 R 4 は、 水素原子、 メチル、 ェチル、 プロピル、 イソプロピル、 ブチル 、 イソプチル、 t—ブチル等の アルキル基、 (In the above formula, R 7 and R 8 are each independently a hydrogen atom, a β- alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, t-butyl group, methoxy, ethoxy, propoxy group, etc. d- 6 represents a halogen atom such as an alkoxy group, fluorine, chlorine or bromine, or a C i haloalkyl group such as a trifluoromethyl group). R 4 is a hydrogen atom, an alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl,
トリフルォロメチル基等の C , -6 ハロアルキル基、 C, such as triflate Ruo Russia methyl group, - 6 haloalkyl group,
ヒドロキシメチル、 1ーヒドロキシェチル、 2—ヒドロキシェチル、 ヒドロキシ プロピル基等のヒドロキシ アルキル基、 Hydroxyalkyl groups such as hydroxymethyl, 1-hydroxyethyl, 2-hydroxyethyl, hydroxypropyl,
メ トキシメチル、 エトキシメチル、 プロボキシメチル、 イソプロボキシメチル、 メ トキシェチル、 エトキシェチル、 エトキンプロピル、 メ トキシプロピル、 エト キシプロピル、 ブトキシメチル、 t—ブトキシメチル、 t 一ブトキシェチル基等 の 6 アルコキシ d—;; アルキル基を表す。 6- alkoxy d- such as methoxymethyl, ethoxymethyl, propoxymethyl, isopropoxymethyl, methoxyxethyl, ethoxyxyl, ethoxyquinpropyl, methoxypropyl, ethoxypropyl, butoxymethyl, t-butoxymethyl, t-butoxymethyl, etc .; Represents an alkyl group.
R 5 は、 水素原子、 メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 イソ プチル、 t 一ブチル基等の d アルキル基、 R 5 is a hydrogen atom, d-alkyl group such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl group,
ビュル、 プロぺニル、 クロチル、 ァリル等の C アルケニル基又はェチニル、 プロパルギル基等の C 2 -6 アルキニル基を表す。 It represents an alkynyl group - Bulle, propenyl, crotyl, C alkenyl group or Echiniru such Ariru, C 2, such propargyl group.
R 6 は、 メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 イソプチル、 t —プチル等の d - e アルキル基、 シクロプロピル、 シクロブチル、 シクロペンチル、 シクロへキシル基等の c3 - 8 シクロアルキル基、 又は、 R 6 is methyl, Echiru, propyl, isopropyl, heptyl, Isopuchiru, t - heptyl etc. d - e alkyl group, Cyclopropyl, cyclobutyl, cyclopentyl, c 3, such as a cyclohexyl group - 8 cycloalkyl group, or,
(メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 イソプチル、 t—ブチル 等の 6 アルキル基、 メ トキシ、 エトキシ、 プロボキシ、 イソプロボキシ、 ブ トキシ、 t—ブトキシ等の d- fi アルコキシ基、 トリフルォロメチル、 トリクロ ロメチル、 フルォロメチル、 クロロメチル、 ジフル口ロメチル、 ジクロロメチル 、 トリフルォロェチル、 ペンタフルロロェチル等の d-fi ハロアルキル基、 トリ フルォロメ トキシ基等の C!— 6 ハロアルコキシ基、 ニトロ基又はフッ素、 塩素、 臭素等のハロゲン原子によって置換されていてもよい) フヱニル基を表す。 (6 alkyl groups such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl, etc., d- fi alkoxy groups such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, t-butoxy, etc., trifluoromethyl, trichloroacetic Romechiru, Furuoromechiru, chloromethyl, difluoromethyl port Romechiru, dichloromethyl, triflumizole Ruo Roe chill, pentaerythritol full Rollo E d-fi haloalkyl chill like, C and triethylene Furuorome butoxy group - 6 haloalkoxy group, a nitro group, or Which may be substituted by halogen atoms such as fluorine, chlorine, and bromine).
Xは、 S〇2 、 (CH2 ) mCO (mは 0、 1、 2又は 3を表す。 ) 、 メチル 、 ェチル等のアルキル基で置換されてもよいメチレン、 エチレン、 プロピレン基 等の C!— 6 アルキレン基又は単結合を表す。 X is S〇 2 , (CH 2 ) mCO (m represents 0, 1, 2 or 3), C! Such as methylene, ethylene, and propylene which may be substituted with an alkyl group such as methyl, ethyl and the like. — Represents a 6- alkylene group or a single bond.
XR6 のより好ましい例としては、 CH2 A r, CH2 COAr及び S02 A r 〔ここで、 Arは、 ベンゼン環の任意の位置が (メチル、 ェチル、 プロピル、 イソプロピル、 プチル、 イソプチル、 t一ブチル等の アルキル基、 メ トキ シ、 エトキシ、 プロボキシ、 イソプロボキシ、 ブトキシ、 t—ブトキシ等の d一 e アルコキシ基、 卜リフルォロメチル、 トリクロロメチル、 フルォロメチル、 ク 口ロメチル、 ジフル口ロメチル、 ジクロロメチル、 トリフルォロェチル、 ペン夕 フルロロェチル等の C卜。 ハロアルキル基又はフッ素、 塩素、 臭素等のハロゲン 原子によって置換されていてもよい) フユ二ル基を表す。 〕 で表される基を挙げ ることができ、 より好ましくは、 置換基を有していてもよい CH2 A r基を挙げ ることができる。 More preferred examples of the XR 6, CH 2 A r, CH 2 COAr and S0 2 A r [wherein, Ar is any position of the benzene ring is (methyl, Echiru, propyl, isopropyl, heptyl, Isopuchiru, t alkyl group such as one-butyl, main butoxy, ethoxy, Purobokishi, Isopurobokishi, butoxy, d one e alkoxy group such as t- butoxy, Bok Rifuruoromechiru, trichloromethyl, Furuoromechiru, click port Romechiru, difluoromethyl port Romechiru, dichloromethyl, triflic C, such as chloroethyl and pentachlorofluoroethyl, which may be substituted by a haloalkyl group or a halogen atom such as fluorine, chlorine, or bromine. And more preferably a CH 2 Ar group which may have a substituent.
(化合物の製造) (Production of compounds)
本発明化合物は、 次の方法によって製造することができる。  The compound of the present invention can be produced by the following method.
Figure imgf000010_0001
Figure imgf000010_0001
[VII] 脱水縮合剤  [VII] Dehydration condensing agent
Figure imgf000010_0002
Figure imgf000010_0002
脱水縮合剤/ base  Dehydration condensing agent / base
(式中、 R1 , R2 , R3 , R4 , R5 , R6 , X, ηおよび He tは、 前記と 同じ意味を有す。 Qは、 ハロゲン原子、 アルキルカルボニルォキシ基、 アルコキ キシカルポニルォキシ基又はべンゾィルォキシ基を表し、 Lはハロゲン原子を表 P す。 ) (Wherein, R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , X, η and Het have the same meaning as described above. Q represents a halogen atom, an alkylcarbonyloxy group, Represents an alkoxycarbonyloxy group or a benzoyloxy group, and L represents a halogen atom. P )
化合物 〔I Va〕 および 〔I Vb 〕 は、 化合物 〔V I I〕 と化合物 [Va] ( Qは、 前記と同じ意味を表す。 ) 各々 1モルずつあるいは一方を過剰に用い、 1 モルまたは過剰の塩基の存在下に反応させることによって得ることができる。 反応に用いられる塩基としては、 KOH, H a〇H等のアルカリ金属水酸化物 、 炭酸ナトリゥム、 炭酸力リゥム等のアル力リ金属炭酸塩、 水酸化カルシウム、 水酸化マグネシウム等のアル力リ土類金属水酸化物、 炭酸カルシウム等のアル力 リ土類金属炭酸塩、 トリェチルァミ ン、 ジィソプロピルェチルァミ ン等の卜リ ( C,-6 アルキル) アミン、 ピリジン等の有機塩基、 燐酸ナトリゥム等を例示する ことができる。 Compounds [I Va] and [I Vb] are compound [VII] and compound [Va] (Q has the same meaning as described above). By reacting in the presence of The base used in the reaction includes alkali metal hydroxides such as KOH and HaH, alkali metal carbonates such as sodium carbonate and carbonated lime, and alkaline earth metal such as calcium hydroxide and magnesium hydroxide. s metal hydroxide, Al force Li earth metal carbonates such as calcium carbonate, Toryechiruami down, Bokuri (C, - 6 alkyl), such as Jie isopropyl E chill § Mi emissions amines, organic such as pyridine bases, phosphoric acid Examples include sodium.
また、 溶媒としては、 水、 塩化メチレン、 クロ口ホルム、 トルエン、 酢酸ェチ ル、 ジメチルホルムアミ ド (DMF) 、 テトラヒドロフラン (THF) 、 ジメ 卜 キシェタン (DME) 、 ァセトニトリル等が用いられる。  Examples of the solvent include water, methylene chloride, chloroform, toluene, ethyl acetate, dimethylformamide (DMF), tetrahydrofuran (THF), dimethylxetane (DME), and acetonitrile.
反応混合物は反応が完了するまで 0°C〜 50°Cで攪拌される。 また、 四級アン モニゥム塩等の相間移動触媒を用 、て、 二相系で反応させることできる。  The reaction mixture is stirred at 0 ° C to 50 ° C until the reaction is completed. Further, the reaction can be performed in a two-phase system using a phase transfer catalyst such as a quaternary ammonium salt.
さらに、 化合物 〔 I Va〕 および 〔 I Vb〕 は、 化合物 〔V I I〕 と化合物 [ Vb] とを、 ジシクロへキシルカルポジイミ ド (DCC) 等の脱水縮合剤の存在 下に反応させることによつても得ることができる。 DCC等との反応において用 いられる溶媒としては、 塩化メチレン、 クロ口ホルム、 トルエン、 酢酸ェチル、 ジメチルホルムアミ ド、 THF、 ジメ トキシェタン、 ァセトニトリル、 t—アミ ルアルコール等を挙げることができる。 反応— 1 0°C~50°Cで円滑に進行し、 反応混合物は常法によつて処理される。  Further, compounds [I Va] and [IVb] can be obtained by reacting compound [VII] with compound [Vb] in the presence of a dehydrating condensing agent such as dicyclohexylcarpoimide (DCC). You can also get it. Examples of the solvent used in the reaction with DCC or the like include methylene chloride, chloroform, toluene, ethyl acetate, dimethylformamide, THF, dimethoxetane, acetonitrile, t-amyl alcohol and the like. Reaction—The reaction proceeds smoothly at 10 ° C. to 50 ° C., and the reaction mixture is processed by a conventional method.
化合物 〔I Va〕 および 〔I Vb〕 は、 混合物として次の転位反応に使用する ことができる。 転位反応は、 シァノ化合物および穏和な塩基の存在下で行われる 。 すなわち、 化合物 〔I Va〕 および 〔I Vb〕 の 1モルを、 1〜4モルの塩基 、 好ましくは 1~2モルの塩基および 0. 0 1モルから 1. 0モル、 好ましくは 0. 05モルから 0. 2モルのシアン化合物と反応させることにより、 〔I a〕 で表される化合物を得るものである。 塩基は前記のものがいずれも用いられ得る o また、 シァノ化合物としては、 シアン化カリウム、 シアンィ匕ナトリウム、 ァセ トンシアンヒ ドリ ン、 シアン化水素、 シアン化カリウムを保持したポリマー等を 用いることができる。 尚、 反応系に少量のクラウンエーテル等の相間移動触媒を 加えることにより、 反応がより短い時間で完結する。 反応温度は 80°Cより低い 温度、 好ましくは室温から 40°Cで行われる。 用いられる溶媒は、 1、 2—ジク ロロェタン、 トルエン、 ァセトニトリル、 塩化メチレン、 酢酸ェチル、 ジメチル ホルムアミ ド、 メチルイソプチルケトン、 THF、 ジメ トキシェタン等である。 また、 この転位反応は、 不活性溶媒中、 炭酸力リゥム、 炭酸ナトリウム、 トリ ェチルァミン、 ピリジン等の塩基の存在下に行うこともできる。 用いられる塩基 の量は、 化合物 〔 I Va〕 および 〔 I Vb〕 に対して 0. 5〜2. 0モルであり 、 溶媒とし ては THF、 ジォキサン、 tーァミルアルコール、 t—ブチルアル コール等が用いられる。 反応温度は、 室温から用いる溶媒の沸点までが好ましい さらに、 化合物 〔I Va〕 および 〔I Vb〕 を単離することなしに、 DCC等 の脱水縮合剤と共に塩基を用いることによつても化合物 〔I a〕 を得ることがで きる。 用いられる塩基としては、 炭酸カリウム、 炭酸ナトリウム、 卜リエチルァ ミン、 ピリジン等であり、 塩基の量は、 化合物 〔V I I〕 に対して 5〜2. 0モルである。 また、 溶媒としては、 THF、 ジォキサン、 tーァミルアルコ一 ノレ、 t一ブチルアルコール等であり、 反応温度は、 室温から用いる溶媒の沸点ま でが好ましい。 Compounds [I Va] and [I Vb] can be used as a mixture in the next rearrangement reaction. The rearrangement reaction is performed in the presence of a cyano compound and a mild base. That is, 1 mol of the compounds (I Va) and (I Vb) is converted into 1 to 4 mol of the base, preferably 1 to 2 mol of the base and 0.01 to 1.0 mol, preferably 0.05 mol. To give a compound represented by the formula [Ia]. Any of the bases described above can be used. O The cyano compounds include potassium cyanide, sodium cyanide, and sodium cyanide. For example, a polymer holding tonocyan hydride, hydrogen cyanide, or potassium cyanide can be used. The reaction is completed in a shorter time by adding a small amount of a phase transfer catalyst such as crown ether to the reaction system. The reaction is carried out at a temperature lower than 80 ° C, preferably at room temperature to 40 ° C. The solvent used is 1,2-dichloroethane, toluene, acetonitrile, methylene chloride, ethyl acetate, dimethylformamide, methylisobutyl ketone, THF, dimethoxetane and the like. This rearrangement reaction can also be carried out in an inert solvent in the presence of a base such as carbon dioxide lime, sodium carbonate, triethylamine and pyridine. The amount of the base used is 0.5 to 2.0 mol with respect to the compounds [IVa] and [IVb], and the solvent is THF, dioxane, t-amyl alcohol, t-butyl alcohol or the like. Is used. The reaction temperature is preferably from room temperature to the boiling point of the solvent used.In addition, the compound (I Va) and (IVb) can also be isolated without using a base together with a dehydrating condensing agent such as DCC without isolation. Ia] can be obtained. The base used is potassium carbonate, sodium carbonate, triethylamine, pyridine or the like, and the amount of the base is 5 to 2.0 mol based on compound [VII]. Examples of the solvent include THF, dioxane, t-amyl alcohol, t-butyl alcohol, and the like. The reaction temperature is preferably from room temperature to the boiling point of the solvent used.
化合物 〔I〕 は、 化合物 〔I a〕 に、 R6 X-L (Lはハロゲンを表す。 ) を 塩基の存在下に反応させることによって製造することができる。 この反応におい て用いられる塩基としては、 ΚΟΗ, H a ΟΗ等のアルカリ金属水酸化物、 炭酸 力リゥム、 炭酸ナ卜リゥム等のアル力リ金属炭酸塩、 水酸化カルシウム等のアル 力リ土類金属水酸化物、 炭酸カルシウム等のアル力リ土類金属炭酸塩、 トリェチ ルァミ ン、 ジイソプロピルェチルァミ ン等のトリ (C,— e アルキル) ァミ ン、 ピ リジン等の有機塩基、 燐酸ナ卜リゥム等を挙げることができる。 溶媒としては、 塩化メチレン、 クロ口ホルム、 トルエン、 酢酸ェチル、 ジメチルホルムアミ ド、 THF、 ジメ トキシェタン、 ァセトニトリル等が用いられる。 反応は 0° じから 用いる溶媒の沸点までの温度で行われる。 また、 化合物 〔I〕 は、 四級アンモニ ゥム塩等の相間移動触媒を用いて、 水と上記溶媒中水に不溶の溶媒との二相系で 反応させることによつても製造することができる。 Compound [I] can be produced by reacting compound [Ia] with R 6 XL (L represents a halogen) in the presence of a base. Examples of the base used in this reaction include alkali metal hydroxides such as H and Ha a, alkaline metal carbonates such as carbonated carbonate and sodium carbonate, and alkaline earth metals such as calcium hydroxide. metal hydroxides, Al force Li earth metal carbonates such as calcium carbonate, Toryechi Ruami down, birds such as diisopropyl e chill § Mi emissions (C, - e alkyl) § Mi emission, organic bases such as pin lysine, phosphoric acid Examples include sodium and the like. As the solvent, methylene chloride, chloroform, toluene, ethyl acetate, dimethylformamide, THF, dimethoxetane, acetonitrile and the like are used. The reaction is carried out at a temperature from 0 ° to the boiling point of the solvent used. Compound [I] is a quaternary ammonium compound. It can also be produced by reacting in a two-phase system of water and a solvent insoluble in water in the above-mentioned solvent, using a phase transfer catalyst such as a pumium salt.
一般式 〔V I I〕 で表される 5—ヒドロキシピラゾール類は、 例えば、 特開昭 6 2 - 2 3 4 0 6 9号公報または特開平 3 - 4 4 3 7 5号公報に記載された以下 に例示する方法に従つて製造することができる。  5-Hydroxypyrazoles represented by the general formula [VII] are described in, for example, the following compounds described in JP-A-62-234069 or JP-A-3-44475. It can be manufactured according to the exemplified method.
Figure imgf000013_0001
Figure imgf000013_0001
Figure imgf000013_0002
Figure imgf000013_0002
本発明化合物の製造の合成中間体であるアルデヒド体 (3 ) 、 カルボン酸体 ( 4 ) は、 以下のようにして製造することができる。 O The aldehyde compound (3) and the carboxylic acid compound (4), which are synthetic intermediates for producing the compound of the present invention, can be produced as follows. O
Figure imgf000013_0003
Figure imgf000013_0003
(式中、 R 1 , R2 は前記と同じ意味を表し、 R9 は水素原子又は低級アルキル 基を表し、 Wはハロゲン原子を表す。 ) トルエン誘導体 (1) から公知の方法、 例えば塩素、 臭素などの単体のハロゲ ンあるいは N—プロモコハク酸イミ ド (NBS) 、 N—クロロコハク酸イミ ド ( NC S) 等のハロゲン化剤を、 光あるいはベンゾィルペルォキシド等のラジカル 反応開始剤の存在下に反応させることによってベンジルハライ ド誘導体 (2) を 得たのち、 例えば、 J. Am. Ch em. S o c. , 71, 1767 ( 1 949 ) に記載の方法によりアルデヒド体 (3) を製造することができる。 すなわち、 2—二トロプロパン等の二トロアルカン類のアル力リ金属塩とメタノール、 エタ ノ一ル等のアルコール溶媒中 0 °Cから溶媒の沸点の間の温度で反応させることに よってアルデヒド体 (3) を製造することができる。 (In the formula, R 1 and R 2 represent the same meaning as described above, R 9 represents a hydrogen atom or a lower alkyl group, and W represents a halogen atom.) From the toluene derivative (1), a known method, for example, a simple halogen such as chlorine or bromine, or a halogenating agent such as N-bromosuccinic acid imide (NBS) or N-chlorosuccinic acid imid (NCS) is converted to light or After reacting in the presence of a radical initiator such as benzoylperoxide to obtain a benzyl halide derivative (2), for example, J. Am. Chem. Soc., 71, 1767 ( The aldehyde compound (3) can be produced by the method described in 1949). That is, by reacting an alkali metal salt of a ditroalkane such as 2-dipropane with an alcohol solvent such as methanol or ethanol at a temperature between 0 ° C and the boiling point of the solvent, the aldehyde compound ( 3) can be manufactured.
次に、 カルボン酸体 (4) は、 トルエン誘導体 (1) から過マンガン酸力リウ ム等の酸化反応によって、 あるいはアルデヒド体 (3) から J 0 n e s試薬、 ク ロム酸あるいは過マンガン酸力リゥム等の酸化反応等の公知の方法で製造するこ とができる。 Next, the carboxylic acid (4) is converted from the toluene derivative (1) by an oxidation reaction of permanganate or the like, or from the aldehyde (3) by a J0nes reagent, chromic acid or permanganate. It can be produced by a known method such as an oxidation reaction.
さらに、 これらのアルデヒド体 (3) およびカルボン酸体 (4) を用いること により、 次に示すような中間体を製造することができる。 Furthermore, by using these aldehyde compound (3) and carboxylic acid compound (4), the following intermediates can be produced.
R90 R 9 0
Figure imgf000015_0001
Figure imgf000015_0001
Ph3P=CHC0R12(22) Ph 3 P = CHC0R 12 (22)
(式中、 R1 , R2 , R9 は、 前記と同じ意味を表し、 R1(), R11は水素原子又 は低級アルキル基を表し、 Vはハロゲン原子を表し、 R12は低級アルキル基を表 す。 ) (Wherein, R 1 , R 2 , and R 9 represent the same meaning as described above, R 1 () and R 11 represent a hydrogen atom or a lower alkyl group, V represents a halogen atom, and R 12 represents a lower atom. Represents an alkyl group.)
アルドォキシム体 (5) は、 アルデヒド (3) とヒドロキシルアミン塩酸塩あ るいはヒ ドロキシルアミン硫酸塩とを、 塩基の存在下に反応させることにより製 造することができる。 さらに、 このアルドォキシム体 (5) を、 無水酢酸, 五酸 ィ匕リン, 塩化チォニル等の脱水剤と反応させることにより、 対応するシァノ体 ( 6) を製造することができる。 次に、 ケトン体 ( 8 ) は、 例えば、 O r gan i c Re a c t i on s, 1 5巻 254頁記載の K n o e v e na g e 1縮合反応を応用して、 ニトロォレフ イ ン体 (7) を製造し、 このニトロォレフィン体 (7) を活性化した鉄—水系あ るいはリチウムアルミニウムハイ ドライ ド等により還元したのち、 加水分解する ことにより得ることができる。 The aldoxime (5) can be produced by reacting the aldehyde (3) with hydroxylamine hydrochloride or hydroxylamine sulfate in the presence of a base. Further, by reacting the aldoxime compound (5) with a dehydrating agent such as acetic anhydride, phosphorus pentoxide, and thionyl chloride, a corresponding cyano compound (6) can be produced. Next, the ketone body (8) is produced, for example, by applying the Knoevenage 1 condensation reaction described in Organic Reaction s, Vol. 15, page 254, to produce the nitroolefin body (7). The nitroolefin compound (7) can be obtained by reducing with an activated iron-water system or lithium aluminum hydride and then hydrolyzing.
ァシル体 (1 0) は、 アルデヒド体 (3) に G r i gn a r d試薬を反応させ てアルコール体 (9) を製造し、 このアルコール体 (9) を活性化された二酸化 マンガン、 クロム酸等の酸化剤により酸化を行うことにより製造することができ る。  The acyl form (10) is prepared by reacting the aldehyde form (3) with a Grignard reagent to produce an alcohol form (9), and the alcohol form (9) is activated with manganese dioxide, chromic acid, or the like. It can be produced by oxidizing with an oxidizing agent.
ビニルケトン体 (24) は、 文献公知の方法に従い、 アルデヒド体 (3) とメ チルケトン ( 2 1 ) とを触媒の存在下、 水中で 0〜 50 °Cで 1 ~ 50時間反応さ せることにより、 アルド一ル体 (23) を得たのち、 このものを適当な溶媒中、 触媒の存在下脱水することにより製造することができる。 アルドール体 (23) を製造する際に用いられる触媒としては、 水酸化ナトリゥム、 水酸化バリゥム等 の金属水酸化物類、 ピぺリジン、 ピリジン等の有機塩基類が挙げられる。  The vinyl ketone compound (24) is prepared by reacting the aldehyde compound (3) and methyl ketone (21) in water in the presence of a catalyst at 0 to 50 ° C for 1 to 50 hours according to a method known in the literature. After obtaining the aldole compound (23), it can be produced by dehydrating this in a suitable solvent in the presence of a catalyst. Examples of the catalyst used for producing the aldol derivative (23) include metal hydroxides such as sodium hydroxide and barium hydroxide, and organic bases such as piperidine and pyridine.
また、 次の脱水反応において用いられる触媒としては、 濃硫酸、 p—トルエン スルホン酸等の酸類が挙げられる。 また、 脱水反応の溶媒としては、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメタン、 クロ口ホルム等のハロゲン化炭化水 素類等を用いることができる。  The catalyst used in the subsequent dehydration reaction includes acids such as concentrated sulfuric acid and p-toluenesulfonic acid. As the solvent for the dehydration reaction, hydrocarbons such as benzene and toluene, and halogenated hydrocarbons such as dichloromethane and chloroform can be used.
又、 ビニルケトン体 (24) は、 アルデヒド体 (3) とホスホラン (22) を 適当な溶媒中で、 室温から用いる溶媒の沸点の間の温度で 1 0分から 30時間反 応させることによつても製造することができる。 The vinyl ketone compound (24) can also be obtained by reacting the aldehyde compound (3) and the phosphorane (22) in a suitable solvent at a temperature between room temperature and the boiling point of the solvent used for 10 minutes to 30 hours. Can be manufactured.
アミ ド体 ( 1 2) 、 ヒドラジッ ド体 (1 3) および /3—ジケトン体 ( 1 5) は 、 それぞれ、 次のようにして製造することができる。 The amide (12), the hydrazide (13) and the / 3-diketone (15) can be respectively produced as follows.
Figure imgf000017_0001
Figure imgf000017_0001
(式中、 R R2 , R9 は、 前記と同じ意味を表し、 R13, R"、 R15はそれ ぞれ独立して低級アルキル基を表す。 ) (Wherein, RR 2 and R 9 represent the same meaning as described above, and R 13 , R ″, and R 15 each independently represent a lower alkyl group.)
先ず、 カルボン酸体 (4) をベンゼン、 トルエン等の炭化水素類、 メチレンク ロリ ド、 クロ口ホルム等のハロゲン化炭化水素類等の不活性な溶媒中でホスゲン 、 チォニルクロリ ド、 ォキザリルクロリ ド等の塩素化剤と反応させることにより 、 中間体であるカルボニルクロリ ド体 (1 1) を製造する。  First, the carboxylic acid compound (4) is converted into an inert solvent such as hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as methylene chloride and chloroform and the like in a solvent such as phosgene, thionyl chloride and oxalyl chloride. By reacting with an agent, an intermediate carbonyl chloride (11) is produced.
次いで、 アミ ド体 (1 2) およびヒドラジッ ド体 (1 3) は、 カルボニルクロ リ ド体 ( 1 1) を用いて、 アンモニアあるいはヒドラジンを作用させる公知の方 法により製造することができる。  Next, the amide (12) and the hydrazide (13) can be produced by a known method of reacting ammonia or hydrazine using the carbonyl chloride (11).
また、 /3—ジケトン体 ( 1 5) は、 —ケ卜エステル体 (1 4) にマグネシゥ ムアルコラートを作用させて得られるマグネシウム塩と、 カルボニルクロリ ド体 The / 3—diketone (15) is composed of a magnesium salt obtained by reacting magnesium alcoholate with a —ketoester (14) and a carbonyl chloride
(1 1) とを反応させることにより製造することができる。 次に、 ヘテロ環中間体の合成法について例示する。 (11) can be produced by reacting Next, a method for synthesizing a heterocyclic intermediate will be illustrated.
Figure imgf000018_0001
Figure imgf000018_0001
(式中、 R1 , R2 , R9 は前記と同じ意味を表し、 R 16は前記の R7 または R 8 に対応する。 ) (In the formula, R 1 , R 2 and R 9 represent the same meaning as described above, and R 16 corresponds to R 7 or R 8 described above.)
一般式 (1 7) で表されるォキサゾ一ル体は、 例えば、 アルデヒド体 (3) と イソ二トリル体 (1 6) とを塩基の存在下、 適当な溶媒中、 室温から用いる溶媒 の沸点の間の温度で 1〜 30時間反応させることによつて製造することができる 。 この反応に用いられる塩基としては、 炭酸水素ナトリウム、 炭酸カリウム等の 炭酸塩類、 水酸化ナトリゥム、 水酸化力リゥム等のアル力リ金属水酸化物、 ナト リウムメチラ一ト、 ナトリウムェチラ一ト等の金属アルコラ一ト類、 トリェチル ァミン、 1, 8—ジァザビシクロ [5.4.0] ゥンデ _ 7—セン (DBU) 等の有機 塩基類等が挙げられる。  The oxazolyl form represented by the general formula (17) is obtained by, for example, boiling the aldehyde form (3) and the isonitrile form (16) in a suitable solvent in the presence of a base from room temperature. The reaction can be carried out at a temperature between 1 and 30 hours. Examples of the base used in this reaction include carbonates such as sodium hydrogencarbonate and potassium carbonate, alkali metal hydroxides such as sodium hydroxide and hydroxide power, sodium methylate, sodium ethylate and the like. Organic bases such as metal alcoholates, triethylamine, 1,8-diazabicyclo [5.4.0] indene-7-cene (DBU) and the like.
また、 この反応に用いられる溶媒としては、 例えば、 メタノール、 エタノール 、 イソプロパノール等のアルコール類、 ベンゼン、 トルエン等の炭化水素類、 ジ クロロメタン、 クロ口ホルム等のハロゲン化炭化水素類、 テトラヒドロフラン ( THF) 、 ジォキサン等のエーテル類、 ァセトニトリル等の二トリル類、 N, N —ジメチルホルムアミ ド (DMF) 等が挙げられる。  Examples of the solvent used in this reaction include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane, and chloroform; and tetrahydrofuran (THF). ), Ethers such as dioxane, nitriles such as acetonitrile, and N, N-dimethylformamide (DMF).
Figure imgf000018_0002
Figure imgf000018_0002
(式中、 R1 , R2 , R9 は前記と同じ意味を表し、 R17は、 前記の R7 または R8 に対応する。 ) (Wherein, R 1 , R 2 , and R 9 represent the same meaning as described above, and R 17 represents the aforementioned R 7 or Corresponding to R 8. )
一般式 (20) で表されるチアゾ一ル体は、 アミ ド体 (1 2) からチォアミ ド 体 (1 8) を経由して製造することができる。 チォアミ ド体 (1 8) は、 アミ ド 体 (1 2) と五硫化リ ンあるいは口一ソン試薬とを、 溶媒中あるいは無溶媒で室 温から用いる溶媒の沸点の間の温度で反応させることによつて製造することがで きる。 この反応において用いられる溶媒は、 ベンゼン、 トルエン等の炭化水素類 、 ジォキサン等のエーテル類等が挙げられる。  The thiazole form represented by the general formula (20) can be produced from the amide form (12) via the thioamide form (18). The thioamide form (18) is obtained by reacting the amide form (12) with phosphorus pentasulfide or a reagent in the presence or absence of a solvent at a temperature between room temperature and the boiling point of the solvent used. It can be manufactured by Examples of the solvent used in this reaction include hydrocarbons such as benzene and toluene, and ethers such as dioxane.
次いで得られたチォアミ ド体 (1 8) と α ロケトン (1 9) とを適当な塩 基の存在下、 もしくは塩基を用いることなく適当な溶媒中、 室温から用いる溶媒 の沸点の間の温度で 1~30時間反応させることによって、 チアゾ一ル体 (20 ) を製造することができる。  Then, the obtained thioamide form (18) and α-ketone (19) are reacted in the presence of a suitable base or in a suitable solvent without using a base at a temperature between room temperature and the boiling point of the solvent to be used. By reacting for 1 to 30 hours, a thiazole compound (20) can be produced.
この反応で用いられる塩基としては、 炭酸水素ナトリゥム、 炭酸力リゥム等の 炭酸塩類、 水酸化ナトリウム、 水酸化力リゥム等のアル力リ金属水酸化物、 ナト リウムメチラ一ト、 ナトリウムェチラ一ト等の金属アルコラ一ト類、 卜リエチル ァミン、 D B U等の有機塩基類等が挙げられる。  Bases used in this reaction include sodium hydrogen carbonate, carbonates such as carbon dioxide, sodium hydroxide, alkali metal hydroxides such as hydroxide, sodium methylate, sodium ethylate, etc. And organic bases such as triethylamine, DBU and the like.
また、 この反応に用いられる溶媒としては、 メタノール、 エタノール、 イソプ ロパノール等のアルコール類、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメ タン、 クロ口ホルム等のハロゲン化炭化水素類、 アセトン、 メチルェチルケトン 等のケトン類、 酢酸メチル、 酢酸ェチル等のエステル類、 THF、 ジォキサン等 のエーテル類、 ァセトニトリル等の二卜リル類、 DMF等が挙げられる。 Examples of the solvent used in this reaction include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; acetone; and methylethyl. Examples include ketones such as ketones, esters such as methyl acetate and ethyl acetate, ethers such as THF and dioxane, nitriles such as acetonitrile, and DMF.
Figure imgf000020_0001
Figure imgf000020_0001
(式中、 R 1 , R2 , R9 , R 1 8は前記と同じ意味を表し、 R 1 8は水素原子又は C のアルキル基を表す。 ) (In the formula, R 1 , R 2 , R 9 , and R 18 represent the same meaning as described above, and R 18 represents a hydrogen atom or a C alkyl group.)
イソォキサゾ一ル体 (2 6 a ) は、 ビニルケトン体 (2 4 ) とヒドロキシルァ ミンとを適当な溶媒中、 0 °Cから用いる溶媒の沸点の間の温度で 0. 5〜5時間反 応させ、 ォキシム体 (2 5 ) を得たのち、 さらに閉環、 酸化反応することによつ て製造することができる。 この反応においてヒドロキシルァミンは、 中和するこ となく硫酸塩あるレ、は塩酸塩の形で反応させることもできるが、 適当な塩基を用 いて中和した後反応させることもできる。 中和に用いられる塩基としては、 炭酸 水素ナトリウム、 炭酸力リゥム等の炭酸塩類、 水酸化ナトリウム、 水酸化力リゥ ム等のアル力リ金属水酸化物、 酢酸ナトリゥム等のカルボン酸塩類、 ナトリウム メチラ一ト、 ナトリウムェチラート等の金属アルコラ一卜類、 トリェチルァミン 、 ピリジン等の有機塩基類が挙げられる。  Isoxazole (26a) is obtained by reacting vinylketone (24) with hydroxylamine in a suitable solvent at a temperature between 0 ° C and the boiling point of the solvent used for 0.5 to 5 hours. After obtaining the oxime form (25), it can be further produced by ring closure and oxidation reaction. In this reaction, hydroxylamine can be reacted in the form of sulfate or hydrochloride without neutralization, but can also be reacted after neutralization using a suitable base. Examples of the base used for neutralization include carbonates such as sodium bicarbonate and carbon dioxide, alkali metal hydroxides such as sodium hydroxide and hydroxyladium, carboxylate salts such as sodium acetate, sodium methyla Metal alcohols such as sodium ethylate; and organic bases such as triethylamine and pyridine.
また、 用いられる溶媒としては、 メタノール、 エタノール、 イソプロパノール 等のアルコール類、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメタン、 クロ 口ホルム等のハロゲン化炭化水素類、 T H F、 ジォキサン等のエーテル類、 ァセ トニトリル等の二トリル類、 DMF、 ピリジン、 酢酸、 水等およびこれらの溶媒 の 2種以上の混合溶媒が挙げられる。 閉環 '酸化反応には、 ヨウ素一ヨウ化カリ 閉環 '酸化反応には、 ヨウ素—ヨウ化カリウム、 N_プロモサクシンイミ ド、 パラジウム触媒系等が用いられ、 それぞれ、 J. Ame r. C h e m. So c. , 94, ( 1 972 ) ; J. He t e r o cy c l. Ch em. , 1 4, 1 28 9 ( 1 977 ) ; Te t r ahe d r on L e t t. 1 977, 5075に記 載の方法に従って製造することができる。 Examples of the solvent used include alcohols such as methanol, ethanol and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; Examples include nitriles such as tonitrile, DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents. The iodine-potassium iodide, N_promosuccinimide, palladium catalyst system, etc. are used for the ring-closing 'oxidation reaction, iodine potassium monoiodide, and the J. Amer. Chem. Soc., 94, (1972); J. Hetero cycl. Chem., 14, 1289 (1977); Tetrahe dr on Lett. 1977, 5075. It can be manufactured according to the method described above.
ピラゾ一ル体 (28 a) はビニルケトン体 (24) から二段階で製造すること ができる。 すなわち、 先ず、 ビニルケトン体 (24) と置換ヒドラジンを、 適当 な溶媒中、 0°Cから用いる溶媒の沸点の間の温度で 0.5〜5時間反応させてジヒ ドロピラゾ一ル体 (27) を得る。 この反応に用いられる溶媒としては、 メタノ —ル、 エタノール、 イソプロパノール等のアルコール類、 ベンゼン、 トルエン等 の炭化水素類、 ジクロロメタン、 クロ口ホルム等のハロゲン化炭化水素類、 TH F、 ジォキサン等のエーテル類、 ァセトニトリル等の二トリル類、 DMF、 ピリ ジン、 酢酸、 水等およびこれらの溶媒の 2種以上の混合溶媒が挙げられる。 次いで、 ジヒドロビラゾ一ル体 (27) と活性化された二酸化マンガン、 ジシ ァノジクロ口べンゾキノン (DDQ) 、 過酸化ニッケル、 NBS等の酸化剤を適 当な溶媒中、 室温から用レ、る溶媒の沸点の間の温度で反応させることによってピ ラゾール体 (28 a) を製造することができる。 この反応に用いられる溶媒とし ては、 ベンゼン、 トルエン等の炭化水素類、 クロ口ホルム、 四塩化炭素等のハロ ゲン化炭化水素類等が挙げることができる。 The pyrazole (28a) can be produced in two steps from the vinyl ketone (24). That is, first, the vinyl ketone compound (24) and the substituted hydrazine are reacted in an appropriate solvent at a temperature between 0 ° C. and the boiling point of the solvent to be used for 0.5 to 5 hours to obtain a dihydropyrazole compound (27). Solvents used in this reaction include alcohols such as methanol, ethanol and isopropanol, hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane. , Nitriles such as acetonitrile, DMF, pyridine, acetic acid, water, etc., and a mixed solvent of two or more of these solvents. Then, dihydrovirazole (27) and oxidizing agent such as activated manganese dioxide, dicyanodiclo-benzoquinone (DDQ), nickel peroxide, NBS, etc. are dissolved in a suitable solvent from room temperature. By reacting at a temperature between the boiling points, a pyrazole compound (28a) can be produced. Examples of the solvent used in this reaction include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as chloroform and carbon tetrachloride, and the like.
Figure imgf000022_0001
Figure imgf000022_0001
(式中、 R1 , R2 , R9 は前記と同じ意味を表し、 R2Dは R7 と同じ意味を表 し、 R21は R8 と同じ意味を表し、 R22は R5 と同じ意味を表す。 ) (Where R 1 , R 2 , and R 9 represent the same meaning as described above, R 2D represents the same meaning as R 7 , R 21 represents the same meaning as R 8, and R 22 represents the same meaning as R 5 Represents the meaning.)
一般式 (2 6 b) で表されるイソォキサゾ一ル体および一般式 (2 8 b) で表 されるピラゾ一ル体は、 —ジケトン体 (1 5) とそれぞれヒドロキシルァミン および置換ヒドラジンを反応させることによつても製造することができる。 これ らの反応は、 適当な溶媒中、 0°Cから用いる溶媒の沸点の間の温度で反応させる ことによって行われる。 この反応において、 硫酸、 p—トルエンスルホン酸等の 酸類を触媒として用いることもできる。 また、 溶媒としては、 メタノール、 エタ ノール、 イソプロパノール等のアルコール類、 ベンゼン、 トルエン等の炭化水素 類、 ジクロロメタン、 クロ口ホルム等のハロゲン化炭化水素類、 THF、 ジォキ サン等のエーテル類、 ァセトニトリル等の二トリル類、 DMF、 ピリジン、 酢酸 、 水等およびこれらの溶媒の 2種以上の混合溶媒が挙げられる。  An isoxazole derivative represented by the general formula (26b) and a pyrazolide derivative represented by the general formula (28b) are obtained by reacting a diketone (15) with hydroxylamine and substituted hydrazine, respectively. It can also be manufactured by performing the above. These reactions are carried out in an appropriate solvent at a temperature between 0 ° C. and the boiling point of the solvent used. In this reaction, acids such as sulfuric acid and p-toluenesulfonic acid can be used as a catalyst. Examples of the solvent include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; and acetonitrile. And nitriles, DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
2 0 R90
Figure imgf000023_0001
2 0 R 9 0
Figure imgf000023_0001
(式中、 R1 , R2 , R9 は前記と同じ意味を表し、 R23, R24は、 前記の R7 または R8 に対応する。 ) (In the formula, R 1 , R 2 , and R 9 represent the same meaning as described above, and R 23 and R 24 correspond to R 7 or R 8 described above.)
一般式 (3 1) で表されるイソォキサゾ一ル体は、 アルドォキシム体 (5) と 塩素、 臭素、 N クロロサクシンイミ ド (NCS) 、 NBS等のハロゲン化剤と を、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメタン、 クロ口ホルム等のハ ロゲン化炭化水素類、 THF、 ジォキサン等のエーテル類、 ァセトニトリル等の 二トリル類、 DMF等の溶媒中、 1 0~50°Cで反応させた後、 トリエチルァ ミ ン等の有機塩基類、 炭酸水素ナトリウム、 炭酸力リゥム等の炭酸塩等の塩基と 反応させることによって二トリルォキシド体 (29) とし、 このものとビニルァ セテート (30) とを室温から用いる溶媒の沸点までの温度で反応させることに より製造することができる。  The isoxazole compound represented by the general formula (31) is obtained by combining an aldoxime compound (5) with a halogenating agent such as chlorine, bromine, N-chlorosuccinimide (NCS) or NBS, and a carbonizing agent such as benzene or toluene. After reacting in a solvent such as hydrogens, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane, nitriles such as acetonitrile, and a solvent such as DMF at 10 to 50 ° C, Reaction with organic bases such as triethylamine, and bases such as sodium bicarbonate and carbonate such as carbonated lime to form nitriloxide (29), and using this and vinyl acetate (30) from room temperature It can be produced by reacting at a temperature up to the boiling point.
また、 上記ハロゲン化物をビニルアセテート (30) の存在下に、 上記塩基を 反応させてもイソォキサゾ一ル体 (31) を製造することができる。  The isoxazole compound (31) can also be produced by reacting the halide with the base in the presence of vinyl acetate (30).
Figure imgf000023_0002
Figure imgf000023_0002
(式中、 R R2 , R9 は前記と同じ意味を表し、 R25は、 前記の R7 に対応 する。 ) ォキサジァゾ一ル体 (3 4) は、 アミ ドォキシム体 (3 1) を経由して製造す ることができる。 ァミ ドォキシム体 ( 3 1 ) は、 二トリル体 ( 6 ) とヒドロキシ ルアミ ンを適当な溶媒中で、 室温から用いる溶媒の沸点の間の温度で反応させる ことによって製造される。 ヒ ドロキシルアミンは、 硫酸塩あるいは塩酸塩を適当 な塩基、 たとえば、 炭酸水素ナトリウム、 炭酸力リゥム等の炭酸塩類、 水酸化ナ トリウム、 水酸化力リゥム等のアル力リ金属水酸化物、 齚酸ナトリゥム等のカル ボン酸塩類、 ナトリウムメチラ一卜、 ナトリウムェチラ一卜等の金属アルコラ一 ト類、 卜リェチルァミン、 ピリジン等の有機塩基類等で中和して使用される。 反応に用いられる溶媒としては、 メタノール、 エタノール、 イソプロパノール 等のアルコール類、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメタン、 クロ 口ホルム等のハロゲン化炭化水素、 THF、 ジォキサン等のエーテル類、 ァセト 二トリル等の二トリル類、 DMF、 ピリジン、 酢酸、 水等およびこれらの溶媒の 2種以上の混合溶媒が挙げられる。 (Wherein, RR 2 and R 9 represent the same meaning as described above, and R 25 corresponds to R 7 described above.) The oxaziazole compound (34) can be produced via the amidedoxime compound (31). The amide doxime form (31) is produced by reacting the nitrile form (6) with hydroxylamine in a suitable solvent at a temperature between room temperature and the boiling point of the solvent used. Hydroxylamine is obtained by converting sulfate or hydrochloride into a suitable base, for example, sodium bicarbonate, carbonate such as carbonated lime, alkali metal hydroxide such as sodium hydroxide and hydroxylated lime, and the like. It is neutralized with carboxylic acid salts such as sodium acid acid, metal alcoholates such as sodium methylate and sodium ethylate, and organic bases such as triethylamine and pyridine. Examples of the solvent used for the reaction include alcohols such as methanol, ethanol, and isopropanol; hydrocarbons such as benzene and toluene; halogenated hydrocarbons such as dichloromethane and chloroform; ethers such as THF and dioxane; and acetate nitrile. And nitriles such as DMF, pyridine, acetic acid, water and the like, and a mixed solvent of two or more of these solvents.
次に、 得られたアミ ドォキシム体 (3 1) と酸無水物 (3 2) あるいは酸塩化 物 (3 3) と適当な塩基の存在下、 適当な溶媒中、 一 1 5°Cから用いる溶媒の沸 点の間の温度で 1〜 3 0時間反応させることによりォキサジァゾール体 (3 4) を製造することができる。  Next, in the presence of the obtained amidoxime compound (31) and acid anhydride (32) or acid chloride (33) and a suitable base, a solvent used at a temperature of 15 ° C in a suitable solvent The oxaziazole compound (34) can be produced by reacting at a temperature between the boiling points of 1 to 30 hours.
この反応に用いられる塩基としては、 炭酸水素ナトリゥム、 炭酸力リゥム等の 炭酸塩類、 水酸化ナトリゥム、 水酸化力リゥム等のアル力リ金属水酸化物、 トリ ェチルァミン、 ピリジン、 D B U等の有機塩基類等が挙げられる。  Examples of the base used in this reaction include carbonates such as sodium hydrogencarbonate and carbonated carbonate, alkali metal hydroxides such as sodium hydroxide and hydroxylated phosphate, and organic bases such as triethylamine, pyridine and DBU. And the like.
また、 溶媒としては、 ベンゼン、 トルエン等の炭化水素類、 ジクロロメタン、 クロ口ホルム等のハロゲン化炭化水素類、 THF, ジォキサン等のエーテル類、 ァセトニトリル等の二トリル類、 DMF、 ピリジン等が挙げられる。  Examples of the solvent include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane, nitriles such as acetonitrile, DMF, and pyridine. .
R9° R9 °
Figure imgf000024_0001
Figure imgf000024_0001
(式中、 R1 , R2 , R8 は前記と同じ意味を表し、 R2Gは、 前記の R7 に対応 し、 R27は低級アルキル基を表す。 ) (Where R 1 , R 2 , and R 8 represent the same meaning as described above, and R 2G corresponds to R 7 described above.) And R 27 represents a lower alkyl group. )
ォキサジァゾ一ル体 (3 7) は、 ヒドラジド体 (1 3) とオルソエステル (3 5) あるいはィミデ一卜 (3 6) とを、 適当な溶媒中、 一 1 5 °Cから用いる溶媒 の沸点の間の温度で 1 ~ 3 0時間反応させることにより製造することができる。 この反応に用いられる溶媒としては、 ベンゼン、 トルエン等の炭化水素類、 ジク ロロメタン、 クロ口ホルム等のハロゲン化炭化水素類、 TH F、 ジォキサン等の エーテル類、 ァセトニトリル等の二トリル類、 DMF、 ピリジン等力く挙げられる  The oxazidazole form (37) is obtained by converting the hydrazide form (13) with the orthoester (35) or imide (36) in a suitable solvent at a temperature of 115 ° C. It can be produced by reacting at a temperature between 1 and 30 hours. Solvents used in this reaction include hydrocarbons such as benzene and toluene, halogenated hydrocarbons such as dichloromethane and chloroform, ethers such as THF and dioxane, nitriles such as acetonitrile, DMF, Such as pyridine
Figure imgf000025_0001
Figure imgf000025_0001
(式中、 R R2 , R9 は前記と同じ意味を表し、 R28, R29, R31は、 前記 の R7 または R8 に対応する。 また、 R3FLは、 低級アルキル基を表す。 ) 一般式 (4 0) で表されるイソキサゾ一ル体は、 ケトン体 (8) からジメチル アミノメチリデン体 ( 3 9 ) を経て製造することができる。 すなわち、 ケトン体(Wherein, RR 2 and R 9 represent the same meaning as described above, and R 28 , R 29 , and R 31 correspond to R 7 or R 8 described above. R 3FL represents a lower alkyl group.) The isoxazole compound represented by the general formula (40) can be produced from the ketone compound (8) via the dimethylaminomethylidene compound (39). That is, ketone body
(8) とジメチルアミ ドアセタール体 (3 8) を、 無溶媒あるいは適当な溶媒中(8) and dimethylamide acetal compound (38) in a solvent-free or suitable solvent
、 室温から 2 0 0°Cあるいは用いる溶媒の沸点までの温度で反応さえることによ り製造することができる。 この反応に用いられる溶媒としては、 トルエン、 キシ レン等の炭化水素類等が用いられる。 The reaction can be carried out at a temperature from room temperature to 200 ° C. or the boiling point of the solvent used. As the solvent used in this reaction, hydrocarbons such as toluene and xylene are used.
次いで、 得られたジメチルアミノメチリデン体 (3 9) とヒドロキシルアミ ン とを反応させることにより、 イソォキサゾ一ル体 (4 0) がイソォキサゾ一ル体 Next, the obtained dimethylaminomethylidene compound (39) is reacted with hydroxylamine to form an isoxazole compound (40).
(2 6 b) の製造と同様にして製造することができる。 また、 一般式 (4 1) で表されるピラゾール体もジメチルアミノメチリデン体 (3 9) と置換ヒドラジンとを反応させることにより、 ピラゾ一ル体 (2 8 b) と同様にして製造することができる。 It can be produced in the same manner as in the production of (26b). The pyrazole derivative represented by the general formula (41) can be produced in the same manner as the pyrazole derivative (28b) by reacting a dimethylaminomethylidene derivative (39) with a substituted hydrazine. Can be.
Figure imgf000026_0001
Figure imgf000026_0001
(式中、 R1 , R2 , R9 , R3°は前記と同じ意味を表し、 R32は前記の R7 に対応し、 R33は前記の R5 に対応する。 ) (In the formula, R 1 , R 2 , R 9 , and R 3 ° represent the same meaning as described above, R 32 corresponds to R 7 , and R 33 corresponds to R 5. )
一般式 (4 4) で表されるォキサジァゾ一ル体は、 アミ ド体 (1 2) からアミ ジン体 (4 3) を経て製造することができる。 すなわち、 アミ ド体 ( 1 2) とジ メチルアミ ドアセタール体 (4 2) とを、 無溶媒あるいは、 適当な溶媒中、 0〜 2 0 0 °Cあるいは用いる溶媒の沸点までの温度で反応させて、 アミジン体 (4 3 ) を製造する。 この反応に用いられる溶媒としては、 トルエン、 キシレン等の炭 化水素類等が用いられる。 次いで、 得られたアミジン体 (4 3) とヒドロキシル アミンとから、 イソォキサゾ一ル体 (2 6 b) の製造と同様の方法で、 ォキサジ ァゾ一ル体 (4 4) を製造することができる。  The oxaziazole compound represented by the general formula (44) can be produced from the amide compound (12) via the amidine compound (43). That is, the amide compound (12) and the dimethyl amido acetal compound (42) are allowed to react with each other without solvent or in a suitable solvent at a temperature of 0 to 200 ° C or the boiling point of the solvent used. The amidine compound (43) is produced. As a solvent used in this reaction, hydrocarbons such as toluene and xylene are used. Next, an oxazine diazole (44) can be produced from the obtained amidine (43) and hydroxylamine in the same manner as in the production of the isoxazole (26b). .
また、 一般式 (4 5) で表されるトリアゾ一ル体もアミジン体 (4 3) と置換 ヒドラジンとを反応させることにより、 ピラゾ一ル体 (2 8 b) と同様にして製 造することができる。  Also, the triazole represented by the general formula (45) can be produced in the same manner as the pyrazole (28b) by reacting the amidine (43) with a substituted hydrazine. Can be.
さらに式 (2 6— 3) で表されるイソォキサゾ一ル体は、 式 (2 6— 1 ) で表 される 4— C 1体に、 塩基の存在下に R' SHで表されるメルカプタンを作用さ せることによって、 式 (2 6— 2) で表される 4—SR' 体としたのち、 酸化す ることにより製造することができる。 Further, the isoxazole compound represented by the formula (26-3) is obtained by adding a mercaptan represented by R'SH to a 4-C1 compound represented by the formula (26-1) in the presence of a base. To form a 4-SR 'body represented by the formula (26-2) and then oxidize It can be manufactured by doing.
Figure imgf000027_0001
Figure imgf000027_0001
(26-1) (26-2)  (26-1) (26-2)
Figure imgf000027_0002
Figure imgf000027_0002
(26-3)  (26-3)
(式中、 R ' R9 , H e tは前記と同じ意味を表し、 R' は d— 6 アルキル基 を表す。 ) (In the formula, R′R 9 , Het represents the same meaning as described above, and R ′ represents a d- 6 alkyl group.)
この反応に用いられる塩基としては、 水酸化ナ卜リゥム、 水酸化力リゥム等の アル力リ金属水酸化物、 ナトリウムメ トキシド、 ナトリウムエトキシド等の金属 アルコキシド、 炭酸ナトリゥム、 炭酸力リゥム等の炭酸塩、 水素化ナトリゥムな どの水素化物、 トリェチルァミ ン、 ジィソプロピルェチルァミ ン、 ジァザ—ビシ クロ [5 4 0]—ゥンデ— 7 —セン (D B U) 、 ピリジンなどの有機塩基を例示 することができる。 また、 反応に用いられる溶媒としては、 メタノール、 ェタノ ールなどのアルコール類、 テトラヒ ドロフラン (T H F ) 1 , 2—ジメ トキシ ェタン (D M E ) などのエーテル類、 N, N—ジメチルホルムアミ ド (D M F ) (N, N—ジメチルァセタミ ド (D MA) 等のアミ ド類、 D M S〇、 ァセトニ 卜リル、 ベンゼン、 トルエン、 キシレン等を例示することができる。  Bases used in this reaction include alkali metal hydroxides such as sodium hydroxide and hydroxylating metal, metal alkoxides such as sodium methoxide and sodium ethoxide, sodium carbonate and carbonated carbonate such as carbonated lime. Examples include salts, hydrides such as sodium hydride, organic bases such as triethylamine, diisopropylethylamine, diaza-bicyclo [540] -indene-7-cene (DBU) and pyridine. Can be. Examples of the solvent used in the reaction include alcohols such as methanol and ethanol, ethers such as tetrahydrofuran (THF) 1,2-dimethoxyethane (DME), and N, N-dimethylformamide (DMF). ) Amides such as (N, N-dimethylacetamide (DMA)), DMS D, acetonitrile, benzene, toluene, xylene and the like can be exemplified.
次の酸化反応は、 水、 酢酸等の有機酸、 ジクロロメタン、 クロ口ホルム、 四塩 化炭素等のハロゲン化炭化水素等の不活性溶媒中、 過酸化水素、 過酢酸、 過安息 香酸、 m -クロ口過安息香酸等の過酸、 次亜塩素酸ナトリウム、 次亜塩素酸力リ ゥム等の次亜塩素酸等の酸化剤を使用して行われる。 反応は、 室温から用いられ る溶媒の沸点までの温度範囲で円滑に進行する。 JP 7 3736 本発明化合物 〔I〕 の原料である化合物 〔I a〕 には、 多数の互変異性体の形 、 例えば、 下記に示すような形で存在し得る。 The next oxidation reaction is carried out in an inert solvent such as water, an organic acid such as acetic acid, dichloromethane, chloroform, halogenated hydrocarbon such as carbon tetrachloride, hydrogen peroxide, peracetic acid, perbenzoic acid, m -It is carried out by using oxidizing agents such as peracids such as black perbenzoic acid, sodium hypochlorite, and hypochlorous acid such as hypochlorous acid power. The reaction proceeds smoothly in a temperature range from room temperature to the boiling point of the solvent used. JP 73736 The compound [Ia] which is a raw material of the compound [I] of the present invention may exist in a number of tautomeric forms, for example, as shown below.
Figure imgf000028_0001
Figure imgf000028_0001
Figure imgf000028_0002
本発明化合物および各種中間体などは、 反応終了後、 通常の後処理を行うこと により得ることができる。
Figure imgf000028_0002
The compound of the present invention, various intermediates, and the like can be obtained by performing a usual post-treatment after the completion of the reaction.
本発明化合物および各種中間体などの構造は、 I R, NMRおよび MS等から 決定した。 発明を実施するための最良の形態:  The structures of the compound of the present invention and various intermediates were determined from IR, NMR, MS and the like. BEST MODE FOR CARRYING OUT THE INVENTION
次に実施例、 製造例、 参考例を挙げて、 本発明化合物を更に詳細に説明する。  Next, the compound of the present invention will be described in more detail with reference to Examples, Production Examples and Reference Examples.
実施例 1 Example 1
4 - [2, 4ージクロ口— 3— (3—メチルー 1, 2—イソォキサゾ一ルー 5 一ィル) ベンゾィル] 一 1, 3—ジメチルー 5— (4一メチルフエニルスルホニ ルォキシ) ピラゾールの製造 (化合物 No. 1 - 1 6)
Figure imgf000029_0001
Preparation of 4- [2,4-dichloro mouth—3- (3-methyl-1,2-isosoxazolyl 51-yl) benzoyl] 1,1,3-dimethyl-5- (4-methylphenylsulfonyloxy) pyrazole (Compound No. 1-16)
Figure imgf000029_0001
4 - [2, 4ージクロロー 3— (3—メチル一 1 , 2—イソォキサゾ一ルー 5 —ィル) ベンゾィル] 一 1, 3—ジメチルー 5—ヒドロキシピラゾール 1. 5 gを 、 塩化メチレン 1 0 0m lに溶解し、 炭酸カリウム 0. 7 5 gの水 5 0 m 1溶液 を加え、 次いで p—トルエンスルホニルクロリ ド 1. 5 gを添加した。 さらに 0 . 1 5 gのべンジルトリェチルアンモニゥムクロリ ドを加えた後、 室温でー晚攪 拌した。 反応液から有機層を分離し、 飽和食塩水で洗浄、 無水硫酸マグネシウム で乾燥後、 溶媒を減圧留去した。 残留物をシリカゲルカラムクロマトグラフィー で精製し、 結晶として表記化合物 1. 4 gを得た。 mp. 1 6 0 - 1 6 1 °C 実施例 2 4- [2,4-dichloro-3- (3-methyl-1,2-isoxazolyl-5-yl) benzoyl] -1,3-dimethyl-5-hydroxypyrazole 1.5 g, methylene chloride 100 ml And a solution of 0.75 g of potassium carbonate in 50 ml of water was added, and then 1.5 g of p-toluenesulfonyl chloride was added. Further, 0.15 g of benzyltriethylammonium chloride was added, and the mixture was stirred at room temperature. The organic layer was separated from the reaction solution, washed with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to give 1.4 g of the title compound as crystals. mp. 16 0-16 1 ° C Example 2
5—ベンジルォキシー 4— [2, 4ージクロ口 _ 3 (3—メチル一 1, 2 イソォキサゾ一ルー 5—ィル) ベンゾィル] 一 1 - ルの製造 (No. 1 - 1 7)  5-Benzyloxy 4 -— [2,4-Dichloro mouth_3 (3-Methyl-1,2-isoxazolyl 5-yl) benzoyl] Production of 1-yl (No. 1-1-7)
Figure imgf000029_0002
Figure imgf000029_0002
4— [2, 4—ジクロ口一 3— (3—メチルー 1, 2—イソォキサゾ一ルー 5 ィル) ベンゾィル] 一 5—ヒドロキシ一 1ーメチルビラゾール 0. 6 08を1) MF 1 0 m lに溶解し、 炭酸カリウム 0. 3 0 gを加え、 次いでべンジルブロミ ド 0. 3 4 gを添加した。 室温で一晩攪拌した後、 反応液を氷水 1 0 0m 1に空 け、 クロ口ホルム 1 0 0m lで抽出した。 有機層を飽和食塩水で洗浄、 無水硫酸 マグネシゥムで乾燥後、 溶媒を留去した。 残留物をシリ力ゲル力ラムクロマトグ ラフィ一で精製し、 粉末として表記化合物 0. 1 0 gを得た。 4— [2,4-Dichrolic 3- (3-methyl-1,2-isoxazolyl-5-yl) benzoyl] -1-5-hydroxy-1-methylvirazole 0.608 1) It was dissolved in 10 ml of MF, and 0.30 g of potassium carbonate was added, followed by 0.34 g of benzyl bromide. After stirring at room temperature overnight, the reaction solution was poured into 100 ml of ice water and extracted with 100 ml of chloroform. The organic layer was washed with saturated saline and dried over magnesium sulfate anhydride, and the solvent was distilled off. The residue was purified by silica gel gel chromatography to obtain 0.110 g of the title compound as a powder.
'H— NMRデ一夕は、 第 1 0表中、 NMR— 2 実施例 3  'H-NMR data is shown in Table 10, NMR- 2 Example 3
4 - [ 2, 4—ジクロロー 3— ( 3—メチルー 1 , 2 ール— 5 —ィル) ベンゾィル] — 1ーメチルー 5—フ. —ルの製造 (No. 1 - 2 1)  4-[2,4-Dichloro-3- (3-methyl-1,2 yl-5 -yl) benzoyl] — 1-methyl-5-phenyl. Preparation of (-No. 1-21)
Figure imgf000030_0001
Figure imgf000030_0001
4 - [2, 4ージクロロー 3— (3—メチルー 1, 2—イソォキサゾ一ル一 5 —ィル) ベンゾィル] _ 5—ヒ ドロキシ _ 1ーメチルビラゾール 0. 2 08を13 MF 3m lに溶解し、 炭酸カリウム 0. 1 0 gをカロえ、 次いでフエナシルブロミ ド 0. 1 4 gを添加した。 室温で 3時間攪拌した後、 反応液を氷水 6 0 m 1に空 け、 クロ口ホルム 6 0 m 1で抽出した。 有機層を飽和食塩水で洗浄、 無水硫酸マ グネシゥムで乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムクロマトダラ フィ一で精製し、 粉末として表記化合物 0. 2 0 gを得た。 4-[2,4-Dichloro-3- (3-methyl-1,2-isoxazolyl-5-yl) benzoyl] _5-hydroxyhydroxy_1-methylvirazole 0.208 dissolved in 3 MF 3 ml Then, 0.10 g of potassium carbonate was added, and then 0.14 g of phenacyl bromide was added. After stirring at room temperature for 3 hours, the reaction solution was poured into 60 ml of ice water and extracted with 60 ml of chloroform. The organic layer was washed with brine, dried over anhydrous magnesium sulfate, and the solvent was distilled off. The residue was purified by silica gel column chromatography to obtain 0.20 g of the title compound as a powder.
— NMRデータは、 第 1 0表中、 NMR— 5 実施例 4  — NMR data are as shown in Table 10, NMR— 5 Example 4
5 - 4一 [2, 4ージクロロー 3— (1, 2 一ルー 3—ィル) ベンゾィル] ー 1 -ルの製造 (化合物 No. I V - 6) 5-4 1 [2, 4 dichloro-3-(1, 2 Preparation of Benzyl] -1-yl (Compound No. IV-6)
Figure imgf000031_0001
Figure imgf000031_0001
4一 [2, 4ージクロ口— 3— ( 1, 2—イソォキサゾ一ルー 3—ィル) ベン ゾィル] 一 1一ェチル— 5—ヒドロキシピラゾール 0. 4 0 gをDMF 5m lに 溶解し、 炭酸力リウム 0. 2 0 gを加え、 次いでベンジルブ口ミ ド 0. 2 3 gを添 加した。 室温で 4時間攪拌した後、 反応液を氷水 5 0m lに空け、 エーテル 7 0 m lで抽出した。 有機層を飽和重曹水、 次いで飽和食塩水で洗浄後、 無水硫酸マ グネシゥムで乾燥した。 溶媒を留去後、 残留物をクロ口ホルムに溶解し、 n—へ キサンを加え、 析出した結晶を濾取し、 表記化合物 0. 3 6 gを得た。 4- [2,4-dichloro mouth—3— (1,2-isoxazolyl-3-yl) benzyl] 111-ethyl-5-hydroxypyrazole 0.40 g is dissolved in DMF 5 ml, and carbonic acid is dissolved. 0.20 g of potassium chloride was added, followed by 0.23 g of benzylbutamide. After stirring at room temperature for 4 hours, the reaction solution was poured into 50 ml of ice water and extracted with 70 ml of ether. The organic layer was washed with a saturated aqueous solution of sodium bicarbonate and then with a saturated saline solution, and then dried over anhydrous magnesium sulfate. After evaporating the solvent, the residue was dissolved in chloroform, n-hexane was added, and the precipitated crystals were collected by filtration to obtain 0.36 g of the title compound.
mp. 1 2 4 - 1 2 7 °C 以上の様にして製造される本発明化合物の例を第 1表〜第 9表にまとめた。 ま た、 第 1 0表に各化合物の !H— NMRスぺク トルデータをまとめた。 mp. 124-127 ° C. Examples of the compounds of the present invention produced as described above are summarized in Tables 1 to 9. Table 10 shows each compound! H-NMR spectrum data was compiled.
E6X0 0 1 E 6 X0 0 1
No. R> R2 R4 R5 R7 R8 X R6 物性値 [融点 ]No. R> R 2 R 4 R 5 R 7 R 8 XR 6 Physical properties [melting point]
I一 1 CI CI H CH3 H H S02 4-Me-Ph I-I 1 CI CI H CH 3 HH S0 2 4-Me-Ph
I一 2 CI CI H C2H5 H H S02 4-Me-Ph I-I 2 CI CI H C2H5 HH S0 2 4-Me-Ph
I一 3 CI CI H i pr H H S02 4-Me-Ph I-1 3 CI CI H ip r HH S0 2 4-Me-Ph
I一 4 CI CI CH3 CH3 H H S02 4-Me-Ph I-1 4 CI CI CH 3 CH 3 HH S0 2 4-Me-Ph
I一 5 CI CI H CH3 H H CH2 Ph I-I 5 CI CI H CH 3 HH CH 2 Ph
I一 6 CI CI H C2H5 H H CH2 Ph I-one 6 CI CI H C2H5 HH CH 2 Ph
I一 7 CI CI H 1 Pr H H CH2 Ph I-1 7 CI CI H 1 Pr HH CH 2 Ph
T  T
1 一 0 Q 1 Π 1 us ΓΗ Π3 H 11 ΓΗ 11„ 2 lilC I 11 1 1 0 Q 1 Π 1 us ΓΗ Π3 H11 ΓΗ 11 „2 lilC I 11
I - 9 CI CI H CH3 H H CH2C0 Ph I-9 CI CI H CH 3 HH CH 2 C0 Ph
I —10 CI CI H C2H5 H H CH2CO Ph  I —10 CI CI H C2H5 H H CH2CO Ph
I -11 CI CI H i Pr H H CH2CO Ph  I -11 CI CI H i Pr H H CH2CO Ph
I一 12 CI CI CH3 CH3 CH3 H CH2CO 3 - Me Ph I-one 12 CI CI CH 3 CH 3 CH 3 H CH2CO 3-Me Ph
I一 13 CI CI H CH3 CH3 H S02 4-Me-Ph [154-159]I-1 13 CI CI H CH 3 CH 3 H S0 2 4-Me-Ph [154-159]
I—14 CI CI H C2H5 CH3 H S02 4-Me-Ph powder (NMR-1)I-14 CI CI H C2H5 CH 3 H S0 2 4-Me-Ph powder (NMR-1)
I一 15 CI CI H ' Pr CH3 H S02 4-Me-Ph I-I 15 CI CI H 'Pr CH 3 H S0 2 4-Me-Ph
I一 16 CI CI CH3 CH3 CH3 H S02 4-Me-Ph [160-161]I-one 16 CI CI CH 3 CH 3 CH 3 H S0 2 4-Me-Ph [160-161]
I -17 CI CI H CH3 CH3 H CH2 Ph [111-112.5] I -17 CI CI H CH 3 CH 3 H CH 2 Ph [111-112.5]
(醒- 2) (Awake-2)
I一 18 CI CI H C2H5 CH3 H CH2 Ph [78.5-80] I-one 18 CI CI H C2H5 CH 3 H CH 2 Ph [78.5-80]
(NMR-3) 第 1表 (続き) (NMR-3) Table 1 (continued)
Figure imgf000033_0001
第 1表 (続き)
Figure imgf000033_0001
Table 1 (continued)
Figure imgf000034_0001
第 1表 (続き)
Figure imgf000034_0001
Table 1 (continued)
値 r°cl
Figure imgf000035_0001
第 1表 (続き)
Value r ° cl
Figure imgf000035_0001
Table 1 (continued)
Figure imgf000036_0001
第 1表 (続き)
Figure imgf000036_0001
Table 1 (continued)
Figure imgf000037_0001
CT/JP97/03736
Figure imgf000037_0001
CT / JP97 / 03736
第 1表 (続き) Table 1 (continued)
Figure imgf000038_0001
Figure imgf000038_0001
* : c-He はシクロへキシル基を表す。 第 1表 (続き) *: C-He represents a cyclohexyl group. Table 1 (continued)
Dl D2 D4 D7 D8 Y D6 Dl D2 D4 D7 D8 Y D6
INO. I\ IV K IV K Λ i 。Γ pi U u  INO. I \ IV K IV K Λ i. Γ pi U u
1 丄 0 ί し 1 し 1 Π し Γ13 Γし Γΐ3 Π し し i ll  1 丄 0 ί 1 1 1 1 Π Γ 13 Γ Γΐ 3 Π Π i i ll
τ 1 _1 Ι Ο on r u u pu pu τ 1 _1 Ι Ο on r u u pu pu
丄 し 1 し Π3 Π し tl3 し tl3 Π し Π2し fi Til  1shi 1 shi Π3 Π shi tl3 shi tl3 Πshi Π2 shi fi Til
1 u u  1 u u
丄 し i し 1 u  丄 i
Π し 2^5 し n し Π2し  2 ^ 5 then n then 2
τ _ι en en ru u u τ _ι en en ru u u
1 丄 0U し i し n し 2Π5 し H3 Π し Π2し Π2 i n 1 丄 0U then i then n then 2Π5 then H3 Π then Π2 then Π2 i n
u  u
I 丄 D丄 し i し 1 し tig し tl3 し ίΐ3 Π し] I2し Π2 rfl  I 丄 D 丄 then i then 1 tig then tl3 then ίΐ3 Π then I2 then Π2 rfl
Γ 1 cn pu pu u  Γ 1 cn pu pu u
i 丄り し i Ι)2し Π3 し Jig し tt3 し H3 Π し tl2し Jtl2 ril i 丄 i i Ι) 2 Π 3 J Jig tt3 H H3 Π tl2 J Jtl2 ril
Τ _1 u u u u  Τ _1 u u u u
i 丄 Μ し rt3 し 1 Π し Π3 し tl3 n し U2し tt2 rfl i 丄 Μ rt3 1 1 Π Π 3 tl3 n U U2 tt2 rfl
cn  cn
丄 0 し Π3 rしu u u  丄 0 then Π3 r then u u u
i Π3 Π し tl3 し 1 u i Π3 し then tl3 then 1 u
3 n し Π2し Π2 rli  3 n then Π2 then Π2 rli
u u  u u
1 丄 TO し し i n し 2^5 し tt3 n υΠ2し ru  1 丄 TO i i n 2 2 ^ 5 tt3 n υΠ2 ru ru
τ 1 no n u τ 1 no n u
1 it)t) し ii3 π し し n rfl 1 it) t) shi ii3 pi shi shi n rfl
pn pu u u p  pn pu u u p
1 丄ゎ ί し 1 し rt3 し 113 n し Π2し il2 rfl  1 丄 ゎ ί 1 1 rt3 113 113 n Π 2 il2 rfl
u  u
1 丄 し h3 し 3 し il3 n し fl2し Π2 rfl  1 し then h3 then 3 il3 n then fl2 then Π2 rfl
pu Γ 1 u pu u piJ pn pn  pu Γ 1 u pu u piJ pn pn
上 丄 by し i s し 1 n し 113 n し H2し H2し u rfl Above 丄 by then s then 1 n then 113 n then H2 then H2 then r rfl
τ u ru pu pn τ u ru pu pn
1 _丄ι pn u 1 _ 丄 ι pn u
fΑり し 113 n し tl3 し H3 n し Π2し し U rfl  f 113 113 n 113 tl3 H H3 n n 2 Π U rfl
1 U  1 U
1-1丄71丄1 し f 3 pし 1i n し Γΐ3 u n し Π2し Π2し U ill 1-1 丄 71 丄 1 then f 3 p then 1in then Γΐ3 u n then Π2 then Π2 then U ill
1-17 し Γΐ3 DU2し Πί) n し 2Π5 し fl3 H n ΓΗηΓΗηΓΠ Ph  1-17 shi Γΐ3 DU2 shiΠί) n shi 2Π5 shi fl3 H n ΓΗηΓΗηΓΠ Ph
1 ί 0 i Π3 113 vll3 H 11 uU2 3 Ph 1 ί 0 i Π3 113 vll3 H 11 uU2 3 Ph
1-174 CI S02CH3 CH3 CH3 CH3 H (CH2)3 Ph 1-174 CI S0 2 CH 3 CH 3 CH 3 CH 3 H (CH 2 ) 3 Ph
1-175 CI CI CH3 CH3 CH3 H (CH2)5 Ph 1-175 CI CI CH 3 CH3 CH 3 H (CH 2 ) 5 Ph
1-176 CI SO2CH3 CH3 CH3 CH3 H (CH2)5 Ph 1-176 CI SO2CH3 CH 3 CH 3 CH 3 H (CH 2 ) 5 Ph
1-177 CI S02CH3 CH3 CH3 CH3 H (CH2)5C0 Ph 第 2表 1-177 CI S0 2 CH 3 CH 3 CH 3 CH 3 H (CH 2 ) 5 C0 Ph Table 2
Figure imgf000040_0001
Figure imgf000040_0001
No. R1 R2 R4 R5 R7 R8 X RG 物性値No. R 1 R 2 R 4 R 5 R 7 R 8 XR G Physical properties
Π - 1 C1 C1 Η CH3 H CH3 S02 4-Me-Ph Π-1 C1 C1 Η CH 3 H CH 3 S0 2 4-Me-Ph
1-2 C1 C1 Η C2H5 H CH3 S02 4-Me-Ph 1-2 C1 C1 Η C2H5 H CH 3 S0 2 4-Me-Ph
Π - 3 C1 C1 Η 1 Pr H CH3 S02 4-Me-Ph Π-3 C1 C1 Η 1 Pr H CH 3 S0 2 4-Me-Ph
1-4 C1 C1 CH3 CH3 H CH3 S02 4-Me-Ph 1-4 C1 C1 CH 3 CH 3 H CH 3 S0 2 4-Me-Ph
1-5 C1 C1 Η CH3 CH3 CH3 S02 4-Me-Ph 1-5 C1 C1 Η CH 3 CH 3 CH 3 S0 2 4-Me-Ph
Π-6 C1 C1 Η C2H5 CH3 CH3 S02 4-Me-Ph Π-6 C1 C1 Η C2H5 CH 3 CH 3 S0 2 4-Me-Ph
Π-7 C1 C1 Η pr CH3 CH3 S02 4-Me-Ph Π-7 C1 C1 Η p r CH 3 CH 3 S0 2 4-Me-Ph
1-8 C1 C1 CH3 CH3 CH3 CH3 S02 4-Me-Ph 1-8 C1 C1 CH 3 CH 3 CH 3 CH 3 S0 2 4-Me-Ph
Π-9 C1 C1 Η 1 Bu H CH3 S02 4-Me-Ph Π-9 C1 C1 Η 1 Bu H CH 3 S0 2 4-Me-Ph
H-10 C1 C1 Η t Bu CH3 CH3 S02 4-Me-Ph H-10 C1 C1 Η t Bu CH 3 CH 3 S0 2 4-Me-Ph
Π - 11 C1 C1 CH3 ' Bu CH3 CH3 S02 4-Me-Ph Π-11 C1 C1 CH 3 'Bu CH 3 CH 3 S0 2 4-Me-Ph
C1 C1 Η CH3 H CH3 CH2 Ph C1 C1 Η CH 3 H CH 3 CH 2 Ph
Ε-13 C1 C1 Η C2H5 H CH3 CH2 Ph Ε-13 C1 C1 Η C2H5 H CH 3 CH 2 Ph
1-14 C1 C1 Η pr H CH3 CH2 Ph 1-14 C1 C1 Η p r H CH 3 CH 2 Ph
1-15 C1 C1 CH3 CH3 H CH3 CH2 Ph 1-15 C1 C1 CH 3 CH 3 H CH 3 CH 2 Ph
Π - 16 C1 C1 Η CH3 CH3 CH3 CH2 Ph powder (NMR-27) 第 2表 (続き) Π-16 C1 C1 Η CH 3 CH 3 CH 3 CH 2 Ph powder (NMR-27) Table 2 (continued)
Figure imgf000041_0001
第 2表 (続き)
Figure imgf000041_0001
Table 2 (continued)
°r)  ° r)
-
Figure imgf000042_0001
第 2表 (続き)
-
Figure imgf000042_0001
Table 2 (continued)
Figure imgf000043_0001
Figure imgf000044_0001
Figure imgf000043_0001
Figure imgf000044_0001
Figure imgf000044_0002
第 3表 (続き)
Figure imgf000044_0002
Table 3 (continued)
Figure imgf000045_0001
第 3表 (続き)
Figure imgf000045_0001
Table 3 (continued)
Figure imgf000046_0001
Figure imgf000046_0001
第 3表 (続き) Table 3 (continued)
Figure imgf000047_0001
第 3表 (続き)
Figure imgf000047_0001
Table 3 (continued)
Figure imgf000048_0001
第 3表 (続き)
Figure imgf000048_0001
Table 3 (continued)
Figure imgf000049_0001
Figure imgf000049_0001
第 4表Table 4
7  7
Figure imgf000050_0001
Figure imgf000050_0001
No. R1 R2 R4 R5 R7 R8 X R6 物性値 [。c]No. R 1 R 2 R 4 R 5 R 7 R 8 XR 6 Physical property [. c]
IV- 1 CI CI H CH3 H H so2 4-Me-Ph IV- 1 CI CI H CH 3 HH so 2 4-Me-Ph
IV- 2 CI CI H C2H5 H H S02 4-Me-Ph IV- 2 CI CI H C2H5 HH S0 2 4-Me-Ph
IV- 3 CI CI H i Pr H H so2 4-Me-Ph IV- 3 CI CI H i Pr HH so 2 4-Me-Ph
IV- 4 CI CI CH3 CH3 H H S02 4-Me-Ph IV- 4 CI CI CH 3 CH 3 HH S0 2 4-Me-Ph
IV- 5 CI CI H CHs H H CH2 Ph [149-151]IV- 5 CI CI H CHs HH CH 2 Ph [149-151]
IV- 6 CI CI H C2H5 H H CH2 Ph [124-127]IV- 6 CI CI H C2H5 HH CH 2 Ph [124-127]
IV - 7 CI CI H i Pr H H CH2 Ph IV-7 CI CI Hi Pr HH CH 2 Ph
IV- 8 CI CI CH3 CH3 CH3 H CH2 Ph IV- 8 CI CI CH 3 CH 3 CH 3 H CH 2 Ph
IV- 9 CI CI H CH3 H H CH2C0 Ph IV- 9 CI CI H CH 3 HH CH 2 C0 Ph
IV- 10 CI CI H C2H5 H H CH2CO Ph  IV- 10 CI CI H C2H5 H H CH2CO Ph
IV- 11 CI CI H i Pr H H CH2CO Ph IV- 11 CI CI Hi Pr HH CH2CO Ph
IV - 12 CI CI CH3 CH3 CH3 H CH2CO Ph IV-12 CI CI CH 3 CH 3 CH 3 H CH2CO Ph
IV- 13 CI CI H CH3 CH3 H S02 4-Me-Ph IV- 13 CI CI H CH 3 CH 3 H S0 2 4-Me-Ph
IV- 14 CI CI H C2H5 CH3 H S02 4-Me-Ph IV- 14 CI CI H C2H5 CH 3 H S0 2 4-Me-Ph
IV- 15 CI CI H 1 Pr CH3 H S02 4-Me-Ph IV- 15 CI CI H 1 Pr CH 3 H S0 2 4-Me-Ph
IV - 16 CI CI CH3 CH3 CH3 H S02 4-Me-Ph 第 4表 (続き) IV-16 CI CI CH 3 CH 3 CH 3 H S0 2 4-Me-Ph Table 4 (continued)
値 rc]
Figure imgf000051_0001
第 4表 (続き)
Value rc]
Figure imgf000051_0001
Table 4 (continued)
Figure imgf000052_0001
Figure imgf000052_0001
第 4表 (続き) Table 4 (continued)
No. ρ 1 n2 p4 D5 D7 D8 V p6 No. ρ 1 n2 p4 D5 D7 D8 V p6
K Λ Tク JlfElll し i OU2し tig u n u  K Λ T JlfElll then i OU2 then tig u n u
し H3 n u Π cnU2 i ll  H3 n u Π cnU2 i ll
IV- 52 r U  IV- 52 r U
し丄 t OU2し Π3 n し 2Π5 n n me ru  丄 t OU2 Π n 3 n Π 2 Π 5 n n me ru
IV- 53 Πし 1 OU 2し u Π 厂 I u n n H U2 ¾ t; Γ11  IV- 53 1 1 OU 2 u u 厂 Iu n n H U2 ¾ t; Γ 11
u u  u u
し 1 し Π3 し Π3 し Π3 fl Π cn  Shi 1 Shi Π3 Shi Π3 Shi Π3 fl Π cn
0U2 i ll  0U2 i ll
p 1 U u u  p 1 U u u
し丄 し Π3 Π し tt3 Π n し rn  Tt Π 3 し Π tt3 tt n rn
1 V DO Γし 1 U u u pu  1 V DO length 1 U u u pu
1 n P  1 n P
し Π n し it 2 rihi Shi n shi it 2 rihi
\[ 7  \ [7
し 1 cn ru u Then 1 cn ru u
U2し n i Or u Π n n し tl2 U2 shi ni O r u nn nn shi tl2
ru ru ru u Ph ru ru ru u Ph
IV Do し 1 cnIV Do 1 cn
U2し U3 し 113 し し Π3 n し U2  U2 then U3 113 then Π3 n then U2
cn ru u  cn ru u
1 V し i U2し Π3 Π Γ u U  1 V then i U2 then Π3 Π Γ u U
n n Γし Π2 ΓしΠ U  n n Γ2 Γ2 U
T 1V V- fi υfυ) し i OU2し Π3 u Π し 2Π5 u n u n Γし Γ12 ΓしΠ u Ph  T 1V V-fi υfυ) i i OU2 Π3 u Π Π 2 Π5 u n u n Γ Γ12 Γ Π u Ph
T 1V V- 1 u i D u u  T 1V V- 1 u i D u u
υ丄 し丄 U2し Π3 Π Γ I Π n rしu pしn u rii  丄 丄 U2 Π Π3 Π Γ I Π n r u u p n n u rii
IV- 62 し 1 U2し Ms し U3 し tt3 し u fl し Π2し u rfl  IV-62 then 1 U2 then Ms then U3 then tt3 then u fl then Π2 then u rfl
IV- 63 U IJ  IV- 63 U IJ
し 1 ¾U2し Ms Π し tl3 し Π U2 4 Me rii  1 1 ¾ U2 M Ms Π tl3 Π 2 U2 4 Me rii
IV- 64 U  IV- 64 U
し 1 ¾U2し rt3 n し 2H5 し Π3 u n U2 4 Me ΓΗ  11 ¾U2 then rt3 n 22H5 then Π3 u n U2 4 Me ΓΗ
IV- 65 し丄 U2し Π3 u i  IV- 65 丄 U2 Π3 u i
Π p ΓrΙ し Π3 n cnU2 ¾ t ill Π p Γ r Ι Π Π3 n cnU2 ¾ t ill
IV - 66 レ丄 OU 2レ" 3 し 113 レ 113 し 113 H OU2  IV-66 丄 OU 2 "" 3 113 113 113 113 113 113 H OU2
IV - 67 C1 S02CH3 H CH3 CH3 H CH2 Ph [159-160]IV-67 C1 S0 2 CH 3 H CH 3 CH 3 H CH 2 Ph [159-160]
IV- 68 C1 SO2CH3 H C2H5 CH3 H CH2 Ph IV- 68 C1 SO2CH3 H C2H5 CH 3 H CH 2 Ph
IV- 69 C1 S02CH3 H i Pr CH3 H CH2 Ph IV- 69 C1 S0 2 CH 3 Hi Pr CH 3 H CH 2 Ph
IV- 70 C1 SO2CH3 CH3 CH3 CH3 H CH2 Ph 第 4表 (続き) n 1 D4 OS n7 Y IV- 70 C1 SO2CH3 CH 3 CH 3 CH 3 H CH 2 Ph Table 4 (continued) n 1 D4 OS n7 Y
NO, K Λ 十ク J1fE1叵 71 p  NO, K 十 10 J1fE1 叵 71 p
IV- Γし 11 ¾ onじ2 PしU Π し tl3 n し tl2し u rn IV- 11 11 ¾ on 2 2 P then U tl3 n then tl2 then u rn
u  u
I V / L し丄 cn u  I V / L Shu cn u
し Π3 Π し 2Π5 し tl3 n し Γΐϋし u i ll  Π3 Π Π 2Π5 tl3 n Γΐϋ u u i ll
u u  u u
し 1 U2し Π3 Π Γ I し Π3 n Γし ΓしΙ υΊ P i lhl  1 1 U2 Π3 Π Γ I Π3 n Γ Γ Γ i P i lhl
I V 14 し 1 pu u I V 14 then 1 pu u
U2し Π3 し ίΐ3 し tl3 し ί 3 Π し Π2し u i ll  U2 Π 3 ίΐ 3 tl3 ί 3 Π Π 2 u u i ll
n u  n u
IV - ID n IV-ID n
U2し n し 113 し 3 Π cU2 4 Me rn ί V - ίο しis cn ru u U2 then n 113 then 3 2 cU2 4 Me rn ί V-ίο then is cn ru u
U2し n し 2 5 Π U2 4 Me rn  U2 then n 2 5 Π U2 4 Me rn
U U
IV - 11 し 3 n し tl3 し ίΐ3 n し rn IV-11 then 3 n then tl3 then ίΐ3 n then rn
ru  ru
IV - ίο し H3 n し 2Μ5 し 113 n し tl2 rn IV-Hο then H 3 n then 2Μ5 then 113 n then tl2 rn
n n  n n
IV- /y Γし 11 bU2し Π し tig fl し U2 4 Me n  IV- / y 11 11 bU2 Π tig fl U U2 4 Men
cn ru u U cn  cn ru u U cn
I V oU し丄 U2し Π3 Π し 2Π5 Π し] !3 0U2 4 e ill  I V oU 丄 U2 Π 3 Π 2 Π 5 し]! 3 0U2 4 e ill
1 V ΰ丄 Γし 1 u i Or 1 V ΰ丄Γ Mr. 1 ui O r
1 し Π3 Π ΓΙ u Π し tl3 cnU2 4 JVlc Γ11 pu u  1 Π3 Π ΓΙ u Π tl3 cnU2 4 JVlc Γ11 pu u
IV L し 1 on ru IV L shi 1 on ru
U2し Us 13 し M3 fl し U2 4 Me rfl  U2 then Us 13 then M3 fl then U2 4 Me rfl
u u u pu  u u u pu
1 V 00 し I じ2し rtg Π し n し し ΓΙ1  1 V 00 and I 2 and rtg n and n し 1
1 V 04 し 1 cn ru u u u  1 V 04 then 1 cn ru u u u
iU2し Ms Π し 2i 5 fl し M3 し Π2 P i nh  iU2 then Ms し 2i 5 fl then M3 then Π2 P i nh
u i v u  u i v u
IV 00 し 1 ¾U2し Π Γ I n し M3 し 112 rll  IV 00 then 1 ¾U2 then Γ In and then M3 then 112 rll
1 V 0Ό し i cn pu  1 V 0Ό then i cn pu
¾じ2し 3 し ίΐ3 し tl3 し し Π3 し ill  22 33 ίΐ3 tl3 3 3 ill
u  u
IV o / し 1 pu IJ  IV o / shi 1 pu IJ
0U2し Π3 Π し Π3 Π し tl3 し Π2し u ill 0U2 then Π3 し 3 Π3 tl3 then Π2 then u ill
1 V 00 pしi 1 u1 V 00 p then i 1 u
U し Π3 Π し 2Π5 Π し 03 し fl 2し u Ph U Π 3 し Π 2 Π 5 し 03 03 fl fl 2 u u Ph
IV- 89 CI S02CH3 H i Pr H CH3 CH2C0 Ph IV- 89 CI S0 2 CH 3 Hi Pr H CH 3 CH 2 C0 Ph
IV- 90 CI SO2CH3 CH3 CH3 CH3 CH3 CH2CO Ph IV- 90 CI SO2CH3 CH 3 CH3 CH 3 CH 3 CH2CO Ph
IV- 91 CI SO2CH3 H CH3 CH3 CH3 S02 4-Me-Ph IV- 91 CI SO2CH3 H CH 3 CH 3 CH 3 S0 2 4-Me-Ph
IV- 92 CI SO2CH3 H C2H5 CH3 CH3 S02 4-Me-Ph 第 4表 (続き) IV- 92 CI SO2CH3 H C2H5 CH 3 CH 3 S0 2 4-Me-Ph Table 4 (continued)
Figure imgf000055_0001
Figure imgf000055_0001
第 5表
Figure imgf000056_0001
Figure imgf000056_0002
第 5表 (続き)
Table 5
Figure imgf000056_0001
Figure imgf000056_0002
Table 5 (continued)
Figure imgf000057_0001
第 5表 (続き) n 4 n 7
Figure imgf000057_0001
Table 5 (continued) n 4 n 7
No. R1 R R R X Rb 物性値No. R 1 RRRXR b Physical properties
V— 40 C1 SO2CH3 H CH3 H S02 4-Me-Ph V— 40 C1 SO2CH3 H CH 3 H S0 2 4-Me-Ph
V一 41 C1 SO2CH3 H し 2^5 H S02 4-Me-Ph V-41 C1 SO2CH3 H then 2 ^ 5 H S0 2 4-Me-Ph
V -42 C1 SO2CH3 H Pr H S02 4 - Me - Ph V -42 C1 SO2CH3 H Pr H S0 2 4-Me-Ph
V— 43 C1 SO2CH3 CH3 CH3 H S02 4-Me-Ph V— 43 C1 SO2CH3 CH 3 CH 3 H S0 2 4-Me-Ph
V - 44 C1 SO2CH3 H CH3 CH3 S02 4-Me-Ph V-44 C1 SO2CH3 H CH 3 CH 3 S0 2 4-Me-Ph
V— 45 C1 SO2CH3 H C2H5 CH3 so2 4-Me-Ph V— 45 C1 SO2CH3 H C2H5 CH 3 so 2 4-Me-Ph
V - 46 C1 SO2CH3 H i pr CH3 S02 4-Me-Ph V-46 C1 SO2CH3 Hip r CH 3 S0 2 4-Me-Ph
V— 47 C1 SO2CH3 CH3 CH3 CH3 so2 4-Me-Ph V- 47 C1 SO2CH3 CH 3 CH 3 CH 3 so 2 4-Me-Ph
V— 48 C1 SO2CH3 H Bu H S02 4-Me-Ph V— 48 C1 SO2CH3 H Bu H S0 2 4-Me-Ph
V n  V n
— 49 C1 SO2CH3 H Bu CH3 S02 4-Me-Ph — 49 C1 SO2CH3 H Bu CH 3 S0 2 4-Me-Ph
t n  t n
V 50 C1 SO2CH3 CH3 Bu CH3 S02 4 - Me - Ph V 50 C1 SO2CH3 CH 3 Bu CH 3 S0 2 4-Me-Ph
V - 51 C1 SO2CH3 H CH3 H CH2 Ph V-51 C1 SO2CH3 H CH3 H CH 2 Ph
V - 52 C1 SO2CH3 H C2H5 H CH2 Ph V-52 C1 SO2CH3 H C2H5 H CH 2 Ph
V -53 C1 SO2CH3 H 1 Pr H CH2 Ph V -53 C1 SO2CH3 H 1 Pr H CH2 Ph
V一 54 CI SO2CH3 CH3 H CH2 Ph V-54 CI SO2CH3 CH 3 H CH 2 Ph
V -55 CI SO2CH3 H CH3 CHa CH2 Ph V -55 CI SO2CH3 H CH 3 CHa CH 2 Ph
V - 56 CI SO2CH3 H し CH3 CH2 Ph V-56 CI SO2CH3 H then CH 3 CH 2 Ph
「 rj "  "Rj"
V -57 CI SO2CH3 H rr CH3 CH2 Ph V -57 CI SO2CH3 H rr CH 3 CH 2 Ph
V - 58 CI SO2CH3 CH3 CH3 CH3 CH2 Ph V-58 CI SO2CH3 CH 3 CH 3 CH 3 CH 2 Ph
V - 59 CI SO2CH3 H t Bu H CH2 Ph V-59 CI SO2CH3 Ht Bu H CH 2 Ph
V - 60 CI SO2CH3 H ' Bu CH3 CH2 Ph V-60 CI SO2CH3 H 'Bu CH 3 CH 2 Ph
V - 61 CI SO2CH3 CH3 t Bu CH3 CH2 Ph 第 5表 (続き) V-61 CI SO2CH3 CH 3 t Bu CH 3 CH 2 Ph Table 5 (continued)
Figure imgf000059_0001
Figure imgf000060_0001
Figure imgf000059_0001
Figure imgf000060_0001
Figure imgf000060_0002
第 6表 (続き)
Figure imgf000060_0002
Table 6 (continued)
Figure imgf000061_0001
第 6表 (続き)
Figure imgf000061_0001
Table 6 (continued)
Figure imgf000062_0001
Figure imgf000062_0001
第 6表 (続き) Table 6 (continued)
Figure imgf000063_0001
Z 9
Figure imgf000063_0001
Z 9
Figure imgf000064_0001
Figure imgf000064_0001
¾9蚩¾9 chi
€LZ0/L6d£/lDd LSUZ/S6 OAV 第 6表 (続き) € LZ0 / L6d £ / lDd LSUZ / S6 OAV Table 6 (continued)
Figure imgf000065_0001
Figure imgf000065_0001
f 9 f 9
Figure imgf000066_0002
Figure imgf000066_0002
Figure imgf000066_0001
Figure imgf000066_0001
£L£0/L6d£/13d L8UZ/86 ΟΑ\ 第 7表 (続き) pi D2 D4 7 D8 V D6 £ L £ 0 / L6d £ / 13d L8UZ / 86 ΟΑ \ Table 7 (continued) pi D2 D4 7 D8 V D6
ι Ο. K K K Λ K 十ク Jttlll ι Ο. K K K Λ K
Γ 1 u u Γ 1 u u
V 11 丄 / し 1 し 1 Π し 113 し 113 n し  V 11 丄 / 1 1 Π 1 し 113 113 113 113 n
υτ Τ„10 p u u pu υτ Τ „10 p u u pu
V 11 丄 ο し 1 Γし 1 u V 11 ο ο 1 Γ 1 u
i fl し I 3 Π し Π2 i ll  i fl I I 3 し Π i2 i ll
TJ u Ph  TJ u Ph
V 11 丄 y し 1 し 1 n ΓΓ し t 3 Π し Π2 V 11 丄 y 1 1 n ΓΓ t t 3 Π Π 2
u u  u u
11 άλ) Γし 11 し i し Π3 し tl3 し Π3 Π P  11 άλ) 11 11 i i Π 3 tl3 Π 3 Π P
し rlhl  Rlhl
Γ 1 u u pu pn  Γ 1 u u pu pn
V I i 丄 し 1 し i n し M3 し Π し し u ΓΠ  V I i 1 1 1 i i n M M3 Π し u u
\]λ τ _99 u u pu pn u  \] λ τ _99 u u pu pn u
V 11 Γし 11 し i n し 2^5 し 1 3 Π し Π2し UV 11 11 11 i i n 2 2 ^ 5 1 1 3 し Π 2 U U
ΓΤ τ_ι π η 1 i Or Π Ph ΓΤ τ_ι π η 1 i O r Π Ph
V 11 丄 y し i Γ 1 u  V 11 丄 y then i Γ 1 u
し 1 n Γ I し it 3 fl し ΓΪ2し1 J rll Shi 1 n Γ I shi it 3 fl shi ΓΪ2 shi 1 J rll
pu pu u  pu pu u
し 1 Γし 11 し Π3 し 1 3 し ΓΙ3 Π し Π2し u Ph  1 1 11 1 3 3 1 3 3 2 3 u Ph
1 LI u en  1 LI u en
V 1 V L し 1 し 1 n し il3 n し 0U2 4 Me ril  V 1 V L then 1 then 1 n then il3 n then 0U2 4 Me ril
1 u r u u PU  1 u r u u PU
V丄 1 乙 し丄 し 1 n し 2Π5 Π し Π3 4 IVlti i ll  V 丄 1 乙 し 1 n Π 2 Π 5 Π Π 3 4 IVlti i ll
Γ 1 u cn  Γ 1 u cn
V丄 1 ό し 1 し 1 n i P u  V 丄 1 ό 1 1 1 n i P u
Γr I Π し ίΐ3 U2 4 Mピ i ll  Γr I Π ίΐ U3 U2 4 M
u  u
V 11 ^ cn  V 11 ^ cn
し i し i し ίΐ3 し 113 n し 113 U2 4 ivie ll  I i then i then i 3 113 113 n then 113 U2 4 ivie ll
u u pu Ph  u u pu Ph
V丄 1 O し 1 し 1 Π し Π3 n し Π3 し  V 丄 1 O 1 1 1 Π 3 n n Π 3
Γ1 u u  Γ1 u u
V丄 i 乙 Ό し 1 し i Π P  V 丄 i 乙 乙 P
し 2Π5 Π し H3 Γし Π2 i lhl u i Dr u And 2Π5 Π Mr. H3 Γ Mr. Π2 i lhl ui D r u
V I I 乙/ P  V I I Otsu / P
し i し 1 Π 1 1 Π h  I i し 1 Π 1 1 Π h
し 3 し Γΐ2  3 3 2
V 1 o 1 1 Π3 Π3 Ph  V 1 o 1 1 Π3 Π3 Ph
VI 1-29 CI CI H CH3 H CH3 CH2C0 Ph VI 1-29 CI CI H CH 3 H CH 3 CH 2 C0 Ph
VI 1-30 CI CI H C2H5 H CH3 CH2C0 Ph VI 1-30 CI CI H C2H5 H CH 3 CH 2 C0 Ph
VII- 31 CI CI H 1 Pr H CH3 CH2CO Ph VII- 31 CI CI H 1 Pr H CH 3 CH2CO Ph
VI 1-32 CI CI CH3 CH3 CH3 CH3 CH2CO Ph 第 7表 (続き) VI 1-32 CI CI CH 3 CH 3 CH 3 CH 3 CH2CO Ph Table 7 (continued)
Figure imgf000068_0001
Figure imgf000068_0001
L 9 L 9
Figure imgf000069_0002
Figure imgf000069_0001
Figure imgf000069_0002
Figure imgf000069_0001
£LZ0/L6d£/lDd LSUZ/86 OAV £ LZ0 / L6d £ / lDd LSUZ / 86 OAV
8ΠΖ/86 OAVS/: -S 6fcvl£ - 8ΠΖ / 86 OAVS /: -S 6fcvl £-
Figure imgf000070_0001
Figure imgf000070_0001
第 7表 (続き) Table 7 (continued)
D2 7 D8 6 D2 7 D8 6
IN (J. IV I\ IV Y D  IN (J. IV I \ IV Y D
Λ K 物 :摘  Λ K object: pick
V 11 θ 1 OU2 Π3 u Π Γ I fl3 3 V2 ½ IVlc Γ11V 11 θ 1 OU2 Π3 u Π Γ I fl3 3 V2 ½ IVlc Γ11
V丄 1 34 し 1 ) 2し Π3 し Γ13 し し Ι3 し Π3 ¾ IVlc i ll V 丄 1 34 1 1) 2 Π3 Γ13 3 Π3 ¾3 ¾ IVlc i ll
VT 11 T -Q yo し 1 ϋΙ)2し fig u n し Π3 Γし tl3 し fl3 し ΓΙ1  VT 11 T -Q yo shi 1 ϋΙ) 2 shi fig u n shi Π3 shi tl3 shi fl3 shi ΓΙ1
u pu  u pu
V 11 bD Γし 11 U2し Π3 n し 2^5 し し 3 し  V 11 bD Length 11 U2 Length 3 n Length 2 ^ 5 Length 3
y V u y V u
11 _Q y7 / し i し Π3 n i p ΓrΙ PU 11 _Q y7 / し i Π3 nip Γ r Ι PU
し し 113 し rll  Then again 113 then rll
U _QQ  U _QQ
V 11 y¾ し i ¾U2し し tt3 し ί 3 し Μ3 し H3 し rll  V 11 y¾ ¾ i ¾ U2 し tt3 ί 3 Μ 3 H 3 H3 r rll
\Π T -QQ U  \ Π T -QQ U
し i cn ru u Then i cn ru u
L)2し Π3 n し ίΐ3 し し Π3 し Π2し U O  L) 2 Π3 n ίΐ3 3 Π3 Π2 U U O
rll  rll
V I 1 _丄1 o unu し 1 pu u Π u V I 1 _ 丄 1 o unu then 1 pu u Π u
し し Π3 し し し u ill  U ill
V 11 丄 u丄 し丄 cn1 し u Π Γし Π3 し fl3 し し u P I IhI  V 11 丄 u 丄 丄 cn1 u u Π Γ Π3 fl fl3 し u P I IhI
cn ru pu  cn ru pu
V T _i V T _i
丄 i 丄 no Γし 11 ΰΙ!2し tt3 し Π3 し H3 し Π3 し Π3 し il2し U i ll  丄 i 丄 no Γ 11 Γ! 2 tt3 3 3 H 3 H 3 Π 3 il2 U
T _i no 1 cn pu t D.. u u  T _i no 1 cn pu t D .. u u
し丄 ¾じ2し ίΐ3 Π Dll し 113 n し Π2 rll 丄 2 ίΐ 3 ίΐ Dll 113 113 n Π 2 rll
V cn ru V cn ru
VT 1 T 1 -11/4l Γし 11 U VT 1 T 1 -11 / 4l length 11 U
丄 O Ι)2し Π3 Π u  丄 O Ι) 2 Π3 Π u
DU π し fl3 し 112 i ll  DU π then fl3 then 112 i ll
y DM y D M
V Π 11 -1丄 O DO Γ 1 cn pu u t V Π 11 -1 丄 O DO Γ 1 cn pu u t
し 1 Π DU し Π3 u Π cn 4 Me rfl  1 1 Π DU Π u 3 u Π cn 4 Me rfl
V 11 1 U2 Π3 H 11 R IJl ul 1 Η1 ou 2 IVlC I 11  V 11 1 U2 Π3 H 11 R IJl ul 1 Η1 ou 2 IVlC I 11
VII-107 C1 S02CH3 H x Bu CH3 H CH2C0 Ph VII-107 C1 S0 2 CH 3 H x Bu CH 3 H CH 2 C0 Ph
VII-108 C1 S02CH3 H t Bu CH3 CH3 CH2CO Ph VII-108 C1 S0 2 CH 3 H t Bu CH 3 CH 3 CH2CO Ph
VII-109 C1 S02CH3 CH3 t Bu CH3 H CH2C0 Ph VII-109 C1 S0 2 CH 3 CH 3 t Bu CH3 H CH 2 C0 Ph
VII- 110 C1 SO2CH3 CH3 t Bu H H CH2C0 Ph VII- 110 C1 SO2CH3 CH 3 t Bu HH CH 2 C0 Ph
第 8表 Table 8
Figure imgf000072_0001
Figure imgf000072_0001
No. R1 R2 R4 R5 R7 R8 X Re 物性値No. R 1 R 2 R 4 R 5 R 7 R 8 XR e Physical properties
VIII- 1 CI CI H CH3 H H S02 4-Me-Ph VIII- 1 CI CI H CH 3 HH S0 2 4-Me-Ph
VIII - 2 CI CI H C2H5 H H S02 4-Me-Ph VIII-2 CI CI H C2H5 HH S0 2 4-Me-Ph
VIII- 3 CI CI H i pr H H S02 4-Me-Ph VIII- 3 CI CI Hip r HH S0 2 4-Me-Ph
VIII- 4 CI CI CH3 CH3 H H SO 2 4-Me-Ph VIII- 4 CI CI CH 3 CH 3 HH SO 2 4-Me-Ph
VIII- 5 CI CI H CH3 H H CH2 Ph VIII- 5 CI CI H CH 3 HH CH 2 Ph
VIII- 6 CI CI H C2H5 H H CH2 P VIII-6 CI CI H C2H5 HH CH 2 P
VIII- 7 CI CI H i Pr H H CH2 Ph VIII- 7 CI CI Hi Pr HH CH 2 Ph
VIII - 8 CI CI CH3 CH3 CH3 H CH2 Ph VIII-8 CI CI CH 3 CH 3 CH 3 H CH 2 Ph
VIII- 9 CI CI H CH3 H H CH2CO Ph VIII- 9 CI CI H CH 3 HH CH2CO Ph
VIII-10 CI CI H C2H5 H H CH2C0 Ph VIII-10 CI CI H C2H5 HH CH 2 C0 Ph
VIII-11 CI CI H i Pr H H CH2C0 Ph VIII-11 CI CI Hi Pr HH CH 2 C0 Ph
VIII-12 CI CI CH3 CH3 CH3 H CH2CO Ph VIII-12 CI CI CH 3 CH 3 CH 3 H CH2CO Ph
V1II-13 CI CI H CH3 C2H5 H CH2CO Ph V1II-13 CI CI H CH 3 C2H5 H CH2CO Ph
VIII-14 CI CI H C2H5 C2H5 H CH2CO Ph  VIII-14 CI CI H C2H5 C2H5 H CH2CO Ph
VIII-15 CI CI H 1 Pr C2H5 H CH2 Ph VIII-15 CI CI H 1 Pr C2H5 H CH 2 Ph
VIII-16 CI CI CH3 CH3 C2H5 H CH2 Ph 第 8表 (続き) VIII-16 CI CI CH 3 CH 3 C2H5 H CH 2 Ph Table 8 (continued)
Figure imgf000073_0001
第 9表
Figure imgf000074_0001
Figure imgf000074_0002
第 9表 (続き)
Figure imgf000073_0001
Table 9
Figure imgf000074_0001
Figure imgf000074_0002
Table 9 (continued)
Figure imgf000075_0001
第 9表 (続き)
Figure imgf000075_0001
Table 9 (continued)
No. R1 R2 R4 R5 R7 X RG 物性値No. R 1 R2 R 4 R 5 R 7 XR G Physical properties
IX— 40 C1 S02CH3 H CH3 H S02 4-Me-Ph 一 41 C1 S02CH3 H C2H5 H S02 4-Me-PhIX— 40 C1 S0 2 CH 3 H CH 3 H S0 2 4-Me-Ph 41 C1 S0 2 CH 3 H C2H5 H S0 2 4-Me-Ph
IX - 42 C1 S02CH3 H H S02 4-Me-PhIX-42 C1 S02CH3 HH S0 2 4-Me-Ph
IX - 43 C1 S02CH3 CH3 CH3 H S02 4-Me-Ph IX-43 C1 S02CH3 CH 3 CH 3 H S0 2 4-Me-Ph
IX— 44 C1 S02CH3 H CH3 CH3 CH2 Ph IX—44 C1 S02CH3 H CH 3 CH 3 CH 2 Ph
IX - 45 C1 S02CH3 H C2H5 CH3 CH2 Ph IX-45 C1 S02CH3 H C2H5 CH 3 CH 2 Ph
IX— 46 C1 S02CH3 H i Pr CH3 CH2 Ph IX— 46 C1 S02CH3 Hi Pr CH 3 CH 2 Ph
IX - 47 C1 S02CH3 CH3 CH3 CH3 CH2 Ph IX-47 C1 S02CH3 CH 3 CH 3 CH 3 CH 2 Ph
IX - 48 C1 S02CH3 H ' Bu H CH2CO Ph  IX-48 C1 S02CH3 H 'Bu H CH2CO Ph
IX— 49 C1 S02CH3 H ' Bu CH3 CH2CO Ph IX— 49 C1 S02CH3 H 'Bu CH 3 CH2CO Ph
IX - 50 C1 S02CH3 CH3 ' Bu CH3 CH2CO Ph IX-50 C1 S02CH3 CH 3 'Bu CH 3 CH2CO Ph
IX - 51 C1 S02CH3 H CH3 H CH2CO Ph IX-51 C1 S0 2 CH 3 H CH 3 H CH2CO Ph
IX - 52 C1 S02CH3 H C2H5 H CH2CO Ph IX-52 C1 S0 2 CH 3 H C2H5 H CH2CO Ph
IX 53 C1 S02CH3 H i pr H CH2CO Ph IX 53 C1 S0 2 CH 3 Hi pr H CH2CO Ph
IX - 54 C1 SO2CH3 CH3 CH3 H CH2 Ph IX-54 C1 SO2CH3 CH 3 CH 3 H CH 2 Ph
IX - 55 C1 SO2CH3 H CH3 CH3 CH2 Ph IX-55 C1 SO2CH3 H CH 3 CH 3 CH 2 Ph
IX - 56 C1 S02CH3 H C2H5 CH3 CH2 Ph IX-56 C1 S0 2 CH 3 H C2H5 CH 3 CH 2 Ph
IX— 57 C1 SO2CH3 H i pr CH3 CH2 Ph IX—57 C1 SO2CH3 H ip r CH 3 CH 2 Ph
IX - 58 C1 SO2CH3 CH3 CH3 CH3 S02 4-Me-Ph IX-58 C1 SO2CH3 CH 3 CH 3 CH 3 S0 2 4-Me-Ph
IX - 59 C1 SO2CH3 H ' Bu H S02 4-Me-Ph IX-59 C1 SO2CH3 H 'Bu H S0 2 4-Me-Ph
IX - 60 C1 SO2CH3 H 1 Bu CH3 S02 4-Me-Ph IX-60 C1 SO2CH3 H 1 Bu CH 3 S0 2 4-Me-Ph
IX - 61 C1 SO2CH3 CH3 t Bu CH3 S02 4-Me-Ph 第 1 0 表 IX-61 C1 SO2CH3 CH 3 t Bu CH 3 S0 2 4-Me-Ph Table 10
Figure imgf000077_0001
第 1 0 表 (続き)
Figure imgf000077_0001
Table 10 (continued)
Figure imgf000078_0001
製适例)
Figure imgf000078_0001
Production example)
次に、 本発明化合物の原料化合物である、 3—べンゾィルー 5—ヒ ドロキシピ ラゾール類の製造例を示す。 3—ベンゾィルー 5—ヒ ドロキシピラゾール類も除 草活性化合物である。 製造例 1  Next, production examples of 3-benzylol 5-hydroxypyrazoles, which are starting compounds of the compound of the present invention, will be shown. 3-Benzoyl 5-hydroxypyrazoles are also herbicidally active compounds. Production Example 1
4— : 2—クロロー 4—メタンスルホニル一 3— (1, 3—才キサゾ一ルー 5 —ィル) ベンゾィル] — 1—ェチル— 5—ヒ ドロキシピラゾールの製造  4-— 2-Chloro-4-methanesulfonyl-1- (1,3-year-old azozol-1-yl) -benzoyl] — 1-Ethyl—5-Hydroxypyrazole
(化合物 o. X I— 3)  (Compound o. X I— 3)
Figure imgf000079_0001
Figure imgf000079_0001
1—ェチル— 5—ヒ ドロキシピラゾール塩酸塩 0. 34 g (0.0022モ ル) と ト リエチルアミ ン 0.46 g ( 0.00-45モル) を塩化メチレン 20 m 1に溶角 し、 2—クロロー 4—メタンスルホ二ルー 3— ( 1, 3—ォキサゾ一ル 一 5—ィル) ベンゾイルクロリ ド 0.74 g ( 0. 0023モル) の塩化メチレ ン溶液 5 m 1を室温で滴下し、 さらに室温で 1時間撹拌した。 反応混合物を 1 N -塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を減 圧下留去した。 残留物をァセトニトリル 20m 1に溶解し、 トリヱチアミ ン 0. 23 g ( 0. 0022モル) とアセ トンシアンヒ ドリ ン 0. 1 g (0. 00 1 1 モル) を加え、 室温で一夜撹拌した。 溶媒を'减圧下留去し、 残留物を酢酸ェチル に溶解し、 1 N—^酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシゥムで乾 燥後、 溶媒を留去したつ 残留物をシリカゲルカラムクロマトグラフィーで精製し 、 結晶として表記化合物 0. 1 0 gを得た c 0.34 g (0.0022 mol) of 1-ethyl-5-hydroxypyrazole hydrochloride and 0.46 g (0.00-45 mol) of triethylamine are dissolved in 20 ml of methylene chloride to give 2-chloro-4-methanesulfo. A solution of 0.74 g (0.0023 mol) of benzoyl chloride in methylene chloride (5 ml) at room temperature was added dropwise at room temperature, and the mixture was further stirred at room temperature for 1 hour. . The reaction mixture was washed with 1N-hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetonitrile, 0.23 g (0.0022 mol) of trithiamin and 0.1 g (0.0011 mol) of acetone cyanide were added, and the mixture was stirred overnight at room temperature. The solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1N- ^ acid, then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. It was purified by column chromatography to give the title compound 0. 1 0 g as a crystal c
I I 製造例 2 II Production Example 2
4一 [2—クロ口一 3— (3—メチルー 1, 2—イソォキサゾ一ルー 5  4-1-1 [2-methyl-3--1,3-methyl-1,2-isoxazolu-5
) 一 4—メ タンスルホニルベンゾィル] — 1—ェチル一 5—ヒ ドロキシピラゾー ―ルの製造 (化合物 N 0. X I I 1 - 1 0)  ) 1-Methanesulfonylbenzoyl] — Preparation of 1-ethyl-5-hydroxypyrazole (Compound N 0. XI I 1-10)
Figure imgf000080_0001
塩酸 l—ェチルー 5—ヒ ドロキシピラゾール 0. 7 g ( 0.0047モル) と ト リェチルァミ ン 0. 95 g ( 0. 0094モル) を塩化メチレン 20 m 1に 溶解し、 2—クロロー 4一メタンスルホニル一 3— ( 3—メチルー i , 2—イソ ォキサゾールー 5—ィル) ベンゾイルクロリ ド 1. 58 g ( 0.0047モル) の塩化メチレン溶液 5 m 1を室温で滴下し、 さらに室温で 1時間撹拌した。 反応 混合物を 1 N—塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥 後、 溶媒を減圧下留去した。 残留物をァセトニトリル 2 0m lに溶解し、 トリニ チルアミ ン 0. 4 7 g ( 0. 0047モル) とアセ トンシアンヒ ドリ ン 0. 1 g (0. 00 1 1モル) を加え、 室温で一夜撹拌した。 溶媒を減圧下留去し、 残留 物を酢酸ェチルに溶解し、 1 N -塩酸、 次いで飽和食 ¾水で洗浄し、 無水硫酸マ グネシゥ厶で乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムクロマトグラ フィ一で精製し、 結晶として表記化合物 0.73 gを得た。
Figure imgf000080_0001
0.7 g (0.0047 mol) of l-ethyl-5-hydroxypyrazole hydrochloride and 0.95 g (0.0094 mol) of triethylamine are dissolved in 20 ml of methylene chloride, and 2-chloro-4-methanesulfonyl monochloride is dissolved. A solution of 3- (3-methyl-i, 2-isoxazole-5-yl) benzoyl chloride (1.58 g, 0.0047 mol) in methylene chloride (5 ml) was added dropwise at room temperature, and the mixture was further stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid and then with a saturated saline solution, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetonitrile, 0.47 g (0.0047 mol) of trinitylamine and 0.1 g (0.0011 mol) of acetone hydrin were added, and the mixture was stirred overnight at room temperature. . The solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1N-hydrochloric acid and then with saturated brine, dried over magnesium sulfate anhydride, and the solvent was distilled off. The residue was purified by silica gel column chromatography to give the title compound (0.73 g) as crystals.
mp. 2 30 - 2 3 3 °C 製造例 3  mp. 2 30-2 3 3 ° C Production Example 3
4一 [ 2—クロ口一 3— (3—メチル一 1 , 2, 4—ォキサジァゾ一ルー 5— ィル) 一 4一メタンスルホニル] ベンゾィルー 1ーェチルー 5—ヒ ドロキシピラ ゾールの製造 (化合物 N 0. X V I - 4 )
Figure imgf000081_0001
4- [2-chloro-1-3- (3-methyl-1,2,4-oxaziazol-1-yl-5-yl) -14-methanesulfonyl] benzoyl-1-ethyl-5-hydroxypyrazole (Compound N 0. XVI-4)
Figure imgf000081_0001
1一二チルー 5—ヒ ドロキシピラゾール塩酸塩 0. 丁 8 g ( 0.00 52モ ル) と ト リ二チルァミ ン 1. 1 g ( 0. 0 1 08モル) を ¾化メチレン 20 m 1に溶解し、 2—クコ口一 4—メタンスルホニル一 3— ( 3—メチル一 1 , 2.(1) 12-yl-5-hydroxypyrazole hydrochloride 0.1 g (0.0052 mol) and 1.1 g (0.0108 mol) of tritylamine are dissolved in 20 ml of methylene dichloride And 2—Liquorone 4-Methanesulfonyl-3- (3-Methyl-1-, 2.
4—ォキサジァゾ一ルー 5—ィル) ベンゾイルク口ライ ド 1. T 4 g (0. 004-Oxaziazol-ul 5-yl) Benzoyl lip 1.T 4 g (0.000
52モル') の塩化メチレン溶液 5 m 1を室温で滴下し、 さらに室温で 1時間撹拌 した。 反応混合物を 1 N -塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシ ゥムで乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリル 20m 1に溶解 し、 ト リニチルアミ ン 0.52 g ( 0. 0052モル) とアセ トンシアンヒ ドリ ン 0. 1 g (0. 00 1 1モル) を加え、 室温で一夜撹拌した。 溶媒を減圧下留 去し、 残留物を酢酸ェチルに溶解し、 1 N—塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムク ロマ卜グラフィ一で精製し、 結晶として表記化合物 0.94 gを得た。 A solution of 52 mol ') in methylene chloride (5 ml) was added dropwise at room temperature, and the mixture was further stirred at room temperature for 1 hour. The reaction mixture was washed with 1N-hydrochloric acid and then with a saturated saline solution, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetonitrile, and 0.52 g (0.0052 mol) of trinitylamine and 0.1 g (0.0011 mol) of acetone cyanohydrin were added thereto, followed by stirring at room temperature overnight. The solvent was distilled off under reduced pressure, and the residue was dissolved in ethyl acetate, washed with 1 N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. The residue was purified by silica gel column chromatography to obtain 0.94 g of the title compound as crystals.
m p . 2 1 1— 2 1 5。C 製造例 4 m p. 2 1 1—2 1 5. C Production Example 4
4一 :2—クロ口一 3— ( 2—メチル一 1 3, 4一ォキサジァゾ一ルー 5— ィル) 一 4一メタンスルホニル] ベンゾィル 1—ェチル一 5—ヒ ドロキシビラ ブールの製造 (化合物 N 0. X I V - 4 )
Figure imgf000082_0001
4-1: 2-chloro-1,3- (2-methyl-1,3,4-oxaziazol-1-yl-5-yl) -14-methanesulfonyl] benzoyl 1-ethyl-5-hydroxypropyl boule (Compound N 0 . XIV-4)
Figure imgf000082_0001
1ーェチルー 5—ヒ ドロキシピラゾール塩酸塩 0. 6 1 g (0. 004 1モ ル) と 卜 リエチルァミ ン 0. 83 g ( 0.0082モル) を塩化メチレン 20 m 1に溶解し、 2—ク σ口一 4—メタンスルホニル一 3— (2—メチル一 1, 3, 4一ォキサジァゾ一ルー 5一ィル) ベンゾイルク口ライ ド 1. 3 T g (0. 00 4 1モル) の塩化メチレン溶液 5 m 1を室温で滴下し、 さらに室温で 1時間攪拌 した。 反応混合物を 1 N-塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウム で乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリル 20 m 1に溶解し、 卜リエチルァミ ン 0.4 1 g ( 0. 004 1モル) とアセ トンシアンヒ ドリ ン 0 . 1 0 g (0. 0 0 1 1モル) を加え、 室温で一夜撹拌した。 溶媒を減圧下留去 し、 残留物を酢酸ェチルに溶解し、 1 N-塩酸、 次いで飽和食塩水で洗浄し、 硫 酸マグネシウムで乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムクロマト グラフィ一で精製し、 結晶として表記化合物 0. 66 gを得た。 Dissolve 0.61 g (0.0041 mol) of 1-ethyl-5-hydroxypyrazole hydrochloride and 0.83 g (0.0082 mol) of triethylamine in 20 ml of methylene chloride. 1,4-Methanesulfonyl-1-3- (2-methyl-1,3,4-oxaziazol-1-yl) Benzoyl chloride mouth-ride 1.3 Tg (0.0041 mol) of methylene chloride 5 m 1 was added dropwise at room temperature, and the mixture was further stirred at room temperature for 1 hour. The reaction mixture was washed with 1 N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetonitrile, and 0.41 g (0.00041 mol) of triethylamine and 0.10 g (0.0011 mol) of acetone cyanohydrin were added, followed by stirring at room temperature overnight. did. The solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1N-hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off. The residue was purified by silica gel column chromatography to obtain 0.66 g of the title compound as crystals.
mp. 1 87 - 1 90 °C mp. 1 87-1 90 ° C
製造例 5 . Production example 5.
4 - [ 2—ク□□— 3 - 1 , 2—イソォキサゾ一ルー 3—ィル) 一 4一メタ ンスルホニル] ベンゾィル- i一ェチル— 5—ヒ ドロキシビラゾ一ルの製造 4-[2-□□-3-1, 2-Isoxazolyl 3-yl) 1-4-methansulfonyl] benzoyl-i-ethyl-Production of 5-hydroxyhydroxylazole
(化合物 No. XV - 6) (Compound No. XV-6)
Figure imgf000083_0001
Figure imgf000083_0001
1ーェチルー 5—ヒ ドロキシピラゾール塩酸塩 0. 65 g ( 0.004 3モ ル) と ト リェチルァミ ン 0.9 g ( 0.0089モル) を塩化メチレン 20m l に溶解し、 2—クロロー 3— (1, 2—イソォキサゾ一ルー 3—ィル) 一 4—メ タンスルホニルベンゾイルク口ライ ド 1. 39 g ( 0. 0043モル) の塩化メ チレン溶液 5 m 1を室温で滴下し、 さらに室温で 1時間撹拌した。 反応混合物を I N—塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後、 溶媒を減 圧'下留去した。 残留物をァセトニトリル 20-m 1に溶解し、 卜リエチルァミ ン 0 .44 g ( 0. 0 043モル) とアセ トンシアンヒ ドリ ン 0. 1 g ( 0. 00 1 1モル) を加え、 室温で一夜攪拌した。 溶媒を'减圧留去し、 残留物を酢酸ェチル に溶解し、 1 N—塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後 、 溶媒を留去した。 残留物をシリカゲルカラムクロマトグラフィーで精製し、 結 晶として表記化合物 0. 34 gを得た。 0.65 g (0.0043 mol) of 1-ethyl-5-hydroxypyrazole hydrochloride and 0.9 g (0.0089 mol) of triethylamine are dissolved in 20 ml of methylene chloride to give 2-chloro-3- (1,2-isoxazozoate). A solution of 1.39 g (0.0043 mol) of methylene chloride in 5 ml of methylene chloride was added dropwise at room temperature and further stirred at room temperature for 1 hour. The reaction mixture was washed with IN-hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in acetonitrile 20-m1, to which was added 0.44 g (0.043 mol) of triethylamine and 0.1 g (0.0011 mol) of acetone thiocyanine, and the mixture was stirred at room temperature overnight. did. The solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1 N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel column chromatography to obtain 0.34 g of the title compound as crystals.
m p . 9 5 _ 9了。 C 製造例 6  m p. 9 5 _ 9 end. C Production example 6
4— [2—クロ口一 3— (5—メチル一 1, 2—イソォキサゾール _ 3—ィル ) —4—メタンスルホニル] ベンゾィルー 1—ヱチル一 5—ヒ ドロキシピラゾー ルの製造 (化合物 N 0. XV - 8 )
Figure imgf000084_0001
Preparation of 4- [2-chloro-1,3- (5-methyl-1,2-isoxazole_3-yl) —4-methanesulfonyl] benzoyl-1-ethyl-1 5-hydroxypyrazole (Compound N 0. XV -8)
Figure imgf000084_0001
1—二チル一 5—ヒ ドロキシピラゾール塩酸塩 0. 47 g ( 0.00 3 1モ ル) と トリエチルァミ ン 0.63 g ( 0.0062モル) を塩化メチレン 20 m 1に溶解し、 2—クロ口一 4一メタンスルホ 8二ルー 3— (5—メチルー 1, 2— Dissolve 0.47 g (0.0031 mol) of 1-dityl-5-hydroxypyrazole hydrochloride and 0.63 g (0.0062 mol) of triethylamine in 20 ml of methylene chloride, and add Methanesulfo 8 2 3-(5-Methyl-1, 2-
2  Two
ィソォキサゾ一ルー 3—ィル) ベンゾイルク口ライ ド 1.05 g ( 0. 0 03 1 モル) の塩化メチレン溶液 5m 1を室温で滴下し、 さらに室温で 1時間撹拌した 。 反応混合物を 1規定塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾 燥後、 溶媒を減圧下留去した。 残留物をァセ卜二トリル 20m 1に溶解し、 トリ ェチアミ ン 0. 3 1 g ( 0.003 1モル) とアセトンシアンヒ ドリ ン 0. 1 g (0. 00 1 1モル) を加え、 室温で一夜撹拌した。 溶媒を減圧下留去し、 残留 物を酢酸二チルに溶解し、 1規定塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネ シゥムで乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムクロマ卜グラフィ 一で精製し、 結晶として表記化合物 0. 35 gを得た。 5 ml of a methylene chloride solution of 1.05 g (0.0031 mol) of benzoyl alcohol 3-yl) benzoyl chloride was added dropwise at room temperature, and the mixture was further stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetate nitrile, and 0.31 g (0.0031 mol) of triethiamine and 0.1 g (0.0011 mol) of acetone cyanohydrin were added. Stirred overnight. The solvent was distilled off under reduced pressure, and the residue was dissolved in dityl acetate, washed with 1 N hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel column chromatography to obtain 0.35 g of the title compound as crystals.
mp. 24 2 - 24 5 °C  mp. 24 2-24 5 ° C
製造例丁 Manufacturing example
4— [2—クロコー 4—メタンスルホニル一 3— (4—メチルー 1, 3ーォキ サゾ一ルー 5—ィル) ベンゾィル] 一 5—ヒ ドロキシ一 1ーメ -ルの 製造 (化合物 No. X I - 1 2) Me一 N
Figure imgf000085_0001
塩酸 5—ヒ ドロキシー 1ーメチルビラゾール 0. 4 32の¾化メチレン 1 5 m 1溶液に卜 リエチルァミ ン 0. 64 gを添加し、 2—クロ口— 4一メタンスル ホニルー 3— (4—メチル— 1, 3—才キサゾ一ルー 5 _ィル) ベンゾイツクァ シッ ド 1. 0 0 gと塩化チォニルとから常法に従って合成した 2—クロ口— 4 _ メ夕ンスルホニル一 3— ( 4—メチルー 1 , 3—才キサゾ一ルー 5—ィル) ベン ゾィルクロリ ドを室温で添加して、 室温で 1時間攪拌した。 反応混合物を 1規定 塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後、 溶媒を減圧下留 去した。 残留物をァセ卜二トリノレ 1 0mlに溶解し、 卜リェチルァミ ン 0.24 g とアセ トンシアンヒ ドリ ン 0. 1 0 gを加え、 室温で一晩攪拌した。 溶媒を減圧下 留去し、 残留物を酢酸二チルに溶解し、 1規定塩酸、 次いで飽和食塩水で洗浄し 、 硫酸マグネシウムで乾燥後、 溶媒を留去した。 残留物をシリカゲル薄層クロマ トグラフィ一で精製し、 粉末として表記化合物 0. 30 を得た。 製造例 8
4 -— [2-Crocho 4-methanesulfonyl-1- (4-methyl-1,3-oxosulfonyl 5-benzoyl) benzoyl] -1-hydroxy-1--1-methyl (Product No. XI- 1 2) Me-N
Figure imgf000085_0001
To a solution of 0.532-hydrochloric acid 1-methylvirazole hydrochloride 0.432 in 15 ml of methylene dichloride was added 0.64 g of triethylamine, and then 2-chloro-4-1-methanesulfonyl-3- (4-methyl — 1, 3-year-old benzoquinone 5-benzoyl) Benzoic acid 1.0-g and thionyl chloride were synthesized according to a conventional method. 1,3-year-old 5-benzoyl) benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in acetone (10 ml), triethylamine (0.24 g) and acetone cyanohydrin (0.10 g) were added, and the mixture was stirred at room temperature overnight. The solvent was distilled off under reduced pressure, and the residue was dissolved in dityl acetate, washed with 1N hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel thin layer chromatography to obtain the title compound 0.30 as a powder. Production Example 8
4 - [2, 4—ジクロロー 3— (4—メチル一 1, 3—才キサゾ一ル一 5—ィ ル) ベンゾィル] — 1一ェチル— 5—ヒ ドロキシピラゾールの製造  Preparation of 4- [2,4-dichloro-3- (4-methyl-1,3-butyroxazol-1-yl) benzoyl] — 1-ethyl-5-hydroxypyrazole
(化合物 No. X I - 1 3)  (Compound No. X I-13)
Figure imgf000085_0002
: 塩酸 1一ェチル _ 5—ヒ ドロキシピラゾール 0. 54 gの塩化メチレン 1 5 m 1溶液に 卜 リエチルァミ ン 0. 74 gを添加し、 2, 4—ジクロロー 3— (4 —メチルー 1, 3—才キサゾ一ル一 5—ィル) ベンゾイツクアシッ ド 1. 00 g と塩化チォニルとから常法に従って合成した 2, 4—ジクロ口— 3— (4—メチ ルー 1, 3—ォキサゾ一ル— 5—ィル) ベンゾイルク口り ドを室温で添加して室 温で 1. 5時間攪拌した。 反応混合物を 1規定塩酸、 次いで飽和食塩水で洗浄し 、 硫酸マグネシウムで乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリル 1 0m lに溶解し、 トリェチルァミ ン 0.37 gとアセ トンシアンヒ ドリ ン 0. 1 0 gを加え、 室温で一晩攪拌した。 溶媒を減圧下留去し、 残留物を酢酸二チルに溶 解し、 1規定塩酸、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後、 溶 媒を留去した。 残留物をシリカゲル薄層クロマトグラフィーで精製し、 結晶とし て表記化合物 0. 44 gを得た。 mp. 1 56 - 1 57 °C 製造例 9
Figure imgf000085_0002
: To a solution of 0.54 g of 1-ethylhydrochloride-5-hydroxypyrazole in 0.51 g of methylene chloride was added 0.74 g of triethylamine, and 2,4-dichloro-3- (4-methyl-1,3 2,5-Dichloro mouth synthesized from 1.00 g of benzoic acid and thionyl chloride in a conventional manner. 3- (4-Methyl-1,3-oxazole) — 5-yl) Benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature for 1.5 hours. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 10 ml of acetonitrile, 0.37 g of triethylamine and 0.110 g of acetone hydrin were added, and the mixture was stirred at room temperature overnight. The solvent was distilled off under reduced pressure, and the residue was dissolved in dityl acetate, washed with 1N hydrochloric acid and then with a saturated saline solution, dried over magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel thin-layer chromatography to obtain 0.44 g of the title compound as crystals. mp. 1 56-1 57 ° C Production Example 9
4— [2, 4—ジクロロー 3— ( 3—メチルー 1 , 2—イソォキサゾールー 5 —ィル) ベンゾィル] — 5—ヒ ドロキシ一 1—メ —ルの製造  4 -— [2,4-Dichloro-3- (3-methyl-1,2-isoxazole-5-yl) benzoyl] — 5-hydroxy-1- 1-methyl
(化合物 N 0. X I I I - 5 )  (Compound N 0. X I I I-5)
Figure imgf000086_0001
塩酸 5—ヒ ドロキシ一 1ーメチルビラゾール 1. 27 gと 卜 リエチルアミ ン 1. 92 gを塩化メチレン 20m 1に溶解し、 2, 4—ジクロロ一 3— ( 3—メ チルー 1, 2—イソォキサブール _ 5—ィル) ベンゾイルクロリ ド 2. 70 gの 塩化メチレン 1 0 m I溶液を室温で滴下して室温で 1時間攪拌した。 反応混合物 を 1規定塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶 媒を減圧下留去した。 残留物をァセトニ卜リル 2 Om :溶解し、 卜リエチルァ ミ ン 1. 9 2 gとアセトンシアンヒ ドリ ン 0. 2 i gを加え、 室温で 5時間攪拌し た。 溶媒を減圧下留去し、 残留物をベンゼンに溶解し、 炭酸ナトリウム水溶液で 抽出した。 得られた水層にクロ口ホルム 1 0 0m lを加え、 濃塩酸で酸析し、 有 機層は水および飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を留 去した- 残留物をシリカゲルカラムクロマ トグラフィーで精製し、 結晶として表 記化合物 1. 4 0 gを得た。 m p . 2 1 9 - 2 2 4 °C 製造例 1 0
Figure imgf000086_0001
Dissolve 1.27 g of 5-hydroxyl-1-methylvirazole hydrochloride and 1.92 g of triethylamine in 20 ml of methylene chloride, and add 2,4-dichloro-3- (3-methyl-1,2-isoxoxabule). A solution of 2.70 g of methylene chloride in 10 ml of benzoyl chloride was added dropwise at room temperature, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and dissolved. The medium was distilled off under reduced pressure. The residue was dissolved in acetonitrile 2 Om: triethylamine (1.92 g) and acetone cyanohydrin (0.2 ig), and the mixture was stirred at room temperature for 5 hours. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with an aqueous sodium carbonate solution. To the obtained aqueous layer was added 100 ml of chloroform, and the solution was precipitated with concentrated hydrochloric acid.The organic layer was washed with water and saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. The product was purified by silica gel column chromatography to obtain 1.4 g of the title compound as crystals. mp. 2 1 9-2 2 4 ° C Production example 10
4— [2—クロ口 _ 3— (3—メチルー 1 , 2—イソォキサゾ一ル一 5—ィル ) — 4一メタンスルホニルベンゾィル] — 5—ヒ ドロキシ一 1—メ  4 -— [2-Methyl mouth _ 3— (3-Methyl-1,2-isoxazolyl-1-yl) —4-Methanesulfonylbenzoyl] —5-Hydroxy-1--1-me
ルの製造 (化合物 No. X I I 1 - 6) (Compound No. X I I 1-6)
Figure imgf000087_0001
塩酸 5—ヒ ドロキシー 1—メチルビラゾール 6. 3 l gと 2—クロ口一 3— (3—メチル一 1 , 2—イソォキサゾ一ル— 5—ィル) 一 4一メタンスルホニル ベンゾイルクロリ ド 1 4. 1 5 gをクロ口ホルム 6 5m 1に溶解し、 ト リェチル ァミ ン 9. 5 4 gを氷冷下に滴下し、 その後室温で一晩攪拌した。 反応混合物を希 塩酸、 飽和重曹水、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後 、 溶媒を減圧下留去して、 残留物 1 1. 6 5 gを得た- このものをァセトニトリ ル 7 0 m 1に;'容角 し、 卜 リエチルァミ ン 4. 0 0 gとアセ トンシアンヒ ドリ ン 0 . 8 5 gを加え、 室温で 1時間攪拌した。 溶媒を減圧下留去し、 残留物を酢酸二 チルに溶解し、 1規定塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシゥム で乾燥後、 溶媒を留去した。 残留物をシリカゲルカラムクロマ トグラフィーで精 製し、 結晶として表記化合物 5. 002を得た。 11^. 1 06— 1 08 °C (トル ェンから晶出) ; mp. 239— 24 1°C (メタノールから晶出) 。 製造例 1 1
Figure imgf000087_0001
Hydrochloric acid 5-hydroxyl-methyl virazole 6.3 lg and 2-chloro-3- (3-methyl-1,2-isoxazolyl-5-yl) -14-methanesulfonyl benzoyl chloride 14 15 g was dissolved in 65 ml of form of black mouth, 9.54 g of triethylamine was added dropwise under ice-cooling, and the mixture was stirred at room temperature overnight. The reaction mixture was washed with dilute hydrochloric acid, saturated aqueous sodium bicarbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure to obtain 11.65 g of a residue. The mixture was stirred at room temperature, and 4.00 g of triethylamine and 0.85 g of acetone cyanide were added thereto, followed by stirring at room temperature for 1 hour. The solvent was distilled off under reduced pressure, and the residue was dissolved in ethyl acetate, washed with 1 N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel column chromatography. The title compound 5.002 was obtained as crystals. 11 ^. 106—108 ° C (crystallized from toluene); mp. 239—241 ° C (crystallized from methanol). Production example 1 1
4 - " 2 , 4—ジクロロ一 3— (3—メチル一 1, 2—イソォキサゾ一ル一 5 —ィル) ベンゾィル: 一 1—ェチルー 5—ヒ ドロキシピラゾールの製造  4-"2,4-Dichloro-1- (3-methyl-1,2-isoxazolyl-5-yl) benzoyl: 11-ethyl-5-hydroxypyrazole
(化合物 No. X I I I一 9)  (Compound No. X I I I-1 9)
Figure imgf000088_0001
塩酸 1—ェチルー 5—ヒ ドロキシピラゾール 4.46 gと 2, 4—ジクロロー 3 - ( 3ーメチルー 1 , 2—イソォキサゾ一ルー 5 _ィル) ベンゾイルク口リ ド 8. 24 gをクロ口ホルム 40 m 1に溶解し、 卜 リエチルァミ ン 6. 3 6 gを水 冷下に滴下し、 その後室温で 25分間攪拌した。 反応混合物にトリェチルァミ ン
Figure imgf000088_0001
4.46 g of 1-ethyl-5-hydroxypyrazole hydrochloride and 2,4-dichloro-3- (3-methyl-1,2-isosoxazoyl-5_yl) benzoyl chloride 8.24 g of chlorinated form 40 m Then, 6.36 g of triethylamine was added dropwise under cooling with water, and the mixture was stirred at room temperature for 25 minutes. Triethylamine to the reaction mixture
3. 64 gとアセ トンシアンヒ ドリ ン 0. 5 1 gを加え、 室温で一晚攪拌した。 反応混合物に水を加え、 1 0 %水酸化ナ卜リゥム水溶液でアル力リ性とした。 得 られたナト リ ゥ厶塩水溶液に希塩酸を加え、 pH=4とし、 酢酸ェチルで抽出し た。 有機層は、 水および飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を留去した。 残留物にメタノールを加え、 析出した結晶を濾取し表記化合物3. 64 g and 0.51 g of acetone cyanide hydridine were added and stirred at room temperature for a while. Water was added to the reaction mixture, and the mixture was made alkaline with a 10% aqueous solution of sodium hydroxide. Dilute hydrochloric acid was added to the obtained aqueous sodium salt solution to adjust the pH to 4, followed by extraction with ethyl acetate. The organic layer was washed with water and saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. Methanol was added to the residue, and the precipitated crystals were collected by filtration to give the title compound.
4. 82 gを得た。 m p . 1 74 - 1 78 °C 製造例 1 2 4. 82 g were obtained. m p. 174-1 78 ° C Production example 1 2
1— tert—ブチル— 4— [2—クロロー 3— (3—メチルー 1, 2—イソォキ サゾ一ルー 5—ィル) 一 4—メタンスルホニルベンゾィル] — 5—ヒ ドロキシピ ラゾールの製造 (化合物 No. X I I 1 - 1 4) ce3 1-tert-butyl-4— [2-chloro-3- (3-methyl-1,2-isoxazozol-1-yl 5-yl) -14-methanesulfonylbenzoyl] — production of 5-hydroxypyrazole (compound No. XII 1-1 4) ce 3
Figure imgf000089_0001
塩酸 1 — tert—プチルー 5—ヒ ドロキシピラゾ一ル 0. 8 T gの塩化メチレ ン 1 5 m 1溶液にト リェチルァミ ン 0. 7 gを添加し、 2—クロロー 3— (3— メチル 1, 2—イソォキサゾ一ルー 5—ィル) 一 4—メタンスルホニルベンゾィ ックァシッ ド 1. 7 gと塩化チォニルとから常法に従って合成した 2—クロ口— 3— (3—メチルー 1 , 2—イソォキサゾールー 5—ィル) 一 4一メタンスルホ 二ルペンゾイルクコリ ドの塩化メチレン i 0m 1溶液を室温で滴下して、 室温で 1時間攪拌した。 反応混合物を 1規定塩酸、 1規定水酸化ナトリゥム水溶液、 次 いで飽和食塩水で洗浄し、 無水硫酸マグネシゥムで乾燥後、 溶媒を減圧下留去し た。 残留物をァセ 二トリル 1 0 m 1に溶解し、 トリェチルァミ ン 0. 6 gとァ セトンシアンヒ ドリ ン 0. 2 gを加え、 室温で 1. 5時間攪拌した。 溶媒を-減圧 下留去し、 残留物をベンゼンに溶解し、 重曹水で抽出した。 得られた水層にクロ 口ホルムを加え、 濃塩酸で酸析し、 有機層は水および飽和食塩水で洗浄し、 無水 硫酸マグネシウムで乾燥後、 溶媒を留去した。 残留物にメタノールを加え、 析出 した結晶を濾取し、 表記化合物 1. 1 gを得た。 mp. 2 1 5 - 2 1 7 °C 製造例 1 3
Figure imgf000089_0001
Hydrochloric acid 1-tert-butyl-5-hydroxypyrazol 0.8 Tg of methylene chloride 15 ml solution was added with triethylamine 0.7 g, and 2-chloro-3- (3-methyl 1,2 —Isoxazolyl-5-yl) 1-4—Methanesulfonylbenzoic acid 2-1.7-methylene chloride synthesized according to a conventional method from 1.7 g of thionyl chloride—3 -— (3-Methyl-1,2-isoxoxa) A solution of methylene chloride i 0m1 in sol-5-yl) 14-methanesulfonyl pentzoyl coucholide was added dropwise at room temperature, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 10 ml of acetone nitrile, to which 0.6 g of triethylamine and 0.2 g of acetonetonhydrin were added, followed by stirring at room temperature for 1.5 hours. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with aqueous sodium bicarbonate. To the resulting aqueous layer was added chloroform, and the solution was precipitated with concentrated hydrochloric acid. The organic layer was washed with water and saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. Methanol was added to the residue, and the precipitated crystals were collected by filtration to obtain 1.1 g of the title compound. mp. 2 15-2 17 ° C Production example 1 3
4一 [2, 4—ジクロロー 3— ( 3—メチル一 1 , 2 _イソォキサゾールー 5 —ィル) ベンゾィル] 一 1, 3—ジメチルー 5—ヒ ドロキシピラゾールの製造 (化合物 No. X I I 1 - 1 5)
Figure imgf000090_0001
塩酸 1, 3—ジメチル— 5—ヒ ドロキシピラゾ一ル 1. 06 gの塩化メチ レン 2 Om 1溶液に 卜 リエチルァミ ン 0. 96 gを添加し、 2, 4—ジクロロ— 3— ( 3—メチルー 1 , 2—イソォキサゾ一ルー 5 _ィル) ベンゾイルク口リ ド 2. 5 1 gを室温で滴下して室温で 1時間攪拌した。 反応混合物を 1規定塩酸、 1 規定水酸化ナトリウム水溶液、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシゥ ムで乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリル 20 m 1に溶解し 、 トリェチルァミ ン 0. 96 gとアセトンシアンヒ ドリ ン 0. 1 4 gを加え、 室 温で一晩攪拌した。 溶媒を減圧下留去し、 残留物をベンゼンに溶解し、 炭酸ナト リウム水溶液で抽出した。 得られた水層にクロ口ホルムを加え、 濃塩酸で酸析し
Preparation of 4- [2,4-dichloro-3- (3-methyl-1-1,2-isoxazol-5-yl) benzoyl] -1-1,3-dimethyl-5-hydroxypyrazole (Compound No. XII 1-1 5)
Figure imgf000090_0001
To a solution of 1,3-dimethyl-5-hydroxypyrazole hydrochloride 1.06 g of methylene chloride 2 Om1 was added 0.96 g of triethylamine, and 2,4-dichloro-3- (3-methyl-1 2.5 g of benzoyl chloride was added dropwise at room temperature, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in acetonitrile (20 ml), and triethylamine (0.96 g) and acetone cyanohydrin (0.14 g) were added, followed by stirring at room temperature overnight. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with an aqueous sodium carbonate solution. To the resulting aqueous layer was added porphyrin form and acidified out with concentrated hydrochloric acid.
、 有機層は水および飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒 を留去した。 残留物をシリカゲルカラムクロマ トグラフィーで精製し、 メタノー ルを加え、 析出した結晶を濾取し、 表記化合物 0. 80 gを得た。 The organic layer was washed with water and saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off. The residue was purified by silica gel column chromatography, methanol was added, and the precipitated crystals were collected by filtration to obtain 0.80 g of the title compound.
m p . 1 4 0 - 1 4 1 °C 製造例 1 4  m p. 1 4 0-1 4 1 ° C Production example 1 4
4— [2, 4—ジクロ口— 3— (し 2—イソォキサゾ一ルー 3—ィル) ゾィル] 一 1—ェチルー 5—ヒ ドロキシルビラゾールの製造  4 -— [2,4-Dichrolic mouth—3— (2-isoxazolyl-3-yl) zyl] -1-1-ethyl-5-hydroxylvirazole
(化合物 No. XV— 5)
Figure imgf000091_0001
塩酸 l —ェチル— 5—ヒ ドロキシピラゾール 1. 1 4 gを塩化メチレン 2 0 m 1 に溶解し、 ト リ二チルァミ ン 1. 4 8 gを添加した後、 2, 4—ジクロ口一 3 - ( 1 , 2 —イソォキサゾールー 3—ィル) ベンゾイルクロリ ド 2. 3 gの塩化 メチレン 1 O m l溶液を室温で滴下して、 室温で 1時間攪拌した。 反応混合物を 1規定塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒 を減圧下留去した。 残留物をァセトニトリル 2 0m 1に溶解し、 トリェチルアミ ン 0. 7 1 gとアセ トンシアンヒ ドリ ン 0. 0 6 gを加え、 室温でー晚攪拌した 。 溶媒を減圧下留去し、 残留物をベンゼンに溶解し、 炭酸ナ卜リゥム水溶液で抽 出した。 得られた水層にクロ口ホルムを加え、 濃塩酸で酸折し、 有機層を水およ び飽和食塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を留去後、 残留 物にメタノールを加え、 析出した結晶を濾取し、 表記化合物 0. 5 0 gを得た。 m p . 1 7 7 - 1 7 9 °C 製造例 1 5
(Compound No. XV-5)
Figure imgf000091_0001
1.14 g of l-Ethyl hydrochloride-5-hydroxypyrazole was dissolved in 20 ml of methylene chloride, and 1.48 g of tritylamine was added. -A solution of 2.3 g of (1,2-isoxazol-3-yl) benzoyl chloride in 1 ml of methylene chloride was added dropwise at room temperature, and the mixture was stirred at room temperature for 1 hour. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 20 ml of acetonitrile, 0.71 g of triethylamine and 0.06 g of acetone hydrin were added, and the mixture was stirred at room temperature with stirring. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted with an aqueous solution of sodium carbonate. To the resulting aqueous layer was added chloroform, the solution was acidified with concentrated hydrochloric acid, and the organic layer was washed with water and saturated saline and dried over anhydrous magnesium sulfate. After evaporating the solvent, methanol was added to the residue and the precipitated crystals were collected by filtration to obtain 0.50 g of the title compound. mp. 1 7 7-17 9 ° C Production example 15
4— [ 2 , 4—ジクロロー 3— ( 1 , 3— フソールー:) ンゾィル] — 5—ヒ ドロキシー 1 —メ —ルの製造  4— [2,4-Dichloro-3— (1,3—Fusole:) nzol] — 5-Hydroxy 1—Methyl production
(化合物 N 0. XV I 1 — 1 1 ) (Compound N 0. XV I 1 — 1 1)
Me一 NMe-N
Figure imgf000092_0001
塩酸 5—ヒ ドロキシ— 1—メチルビラゾール 0. 5 0 gを塩化メチレン 1 0m 1に溶解し、 トリェチルァミ ン 0. 7 2 gを添加した後、 2, 4—ジクロロー 3 - ( 1 , 3—ジメチルピラゾ一ル一 5—ィル) ベンゾィックアシッ ド 0. 8 0 g と塩化チォニル 2. 0 gから合成した 2, 4—ジクロロ— 3— ( 1, 3—ジメチ ルビラゾールー 5—ィル) ベンゾイルクロリ ドの塩化メチレン 5m l溶液を室温 で滴下して、 室温で 3 0分間攪拌した。 反応混合物を 1規定塩酸、 飽和重曹水、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシゥムで乾燥後、 溶媒を減圧下留去 した。 残留物をァセトニトリル 1 0 m 1に溶解し、 トリェチルァミン 0. 3 0 g とアセ トンシアンヒ ドリ ン 0. 0 4 を加え、 室温で一晚攪拌した。 溶媒を減圧 下留去し、 残留物をベンゼンに溶解し、 飽和重曹水 5 0m lで 2回抽出した。 得 られた水層にクロ口ホルム 1 0 0m lを加え、 濃塩酸で酸析し、 有機層を水およ び飽和食塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を留去後、 残留 物をシリカゲルカラムクロマ卜グラフィ一で精製し、 結晶として表記化合物 0. 4 0 gを得た。 mp. 1 2 6 - 1 2 9 °C 製造例 1 6
Figure imgf000092_0001
Dissolve 0.50 g of 5-hydroxy-1-hydrochloric acid in 10 ml of methylene chloride, add 0.72 g of triethylamine, and add 2,4-dichloro-3- (1,3- 2,4-Dichloro-3- (1,3-dimethylvinylazol-5-yl) benzoyl chloride synthesized from 0.8 g of benzoic acid and 2.0 g of thionyl chloride 5 ml of methylene chloride solution was added dropwise at room temperature, and the mixture was stirred at room temperature for 30 minutes. The reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in acetonitrile (10 ml), and triethylamine (0.30 g) and acetone cyanohydrin (0.04) were added, followed by stirring at room temperature for one hour. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 50 ml of saturated aqueous sodium hydrogen carbonate. To the obtained aqueous layer was added 100 ml of chloroform, and the mixture was subjected to acid precipitation with concentrated hydrochloric acid. The organic layer was washed with water and saturated saline, and then dried over anhydrous magnesium sulfate. After evaporating the solvent, the residue was purified by silica gel column chromatography to obtain 0.40 g of the title compound as crystals. mp. 1 2 6-1 2 9 ° C Production example 1 6
4— [ 2 _クロ口— 3 ( 1 , 3—ジメチルビラゾール一 5—ィル) 一 4—メ 夕ンスルホニルベンゾィ ] — 5—ヒ ドロキシ一 1—メチルビラゾールの製造 (化合物 No. XV I I 1 2)
Figure imgf000093_0001
塩酸 5—ヒ ドコキシ一 1—メチルピラゾ一ル 0. 4 0 gを塩化メチレン 2 5 m lに溶解し、 ト リ二チルァミ ン 0. 6 0 gを添加した後、 2—クコ口— 3— ( 1 , 3 _ジメチルビラゾ一ルー 5—ィル) 一 4一メタンスルホニルベンゾイルク ロリ ド 0. 8 5 gの塩化メチレン 6 m 1溶液を室温で滴下して、 室温で 3 0分間 攪拌した。 反応混合物を 1規定塩酸、 飽和重曹水、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリ ル 1 0m lに溶解し、 卜リエチルァミ ン 0. 2 8 gとアセ トンシアンヒ ドリ ン 0 . 0 3 gを加え、 室温で一晩攪拌した。 溶媒を減圧下留去し、 残留物をベンゼン に溶解し、 飽和重曹水 4 0m 1 と 2 0m 1を用いて 2回抽出した。 得られた水層 にクロ口ホルム 1 0 0m lを加え、 濃塩酸で酸析し、 有機層を水および飽和食塩 水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を留去後、 残留物をシリカ ゲルカラムクロマ卜グラフィ一で精製し、 結晶として表記化合物 0. 3 0 gを得 た。 mp. 2 3 2 - 2 3 5 °C 製造例 1 7
4 -— [2 _black mouth—3 (1,3-dimethylvirazole-5-yl) -1-4-methylsulfonylbenzoy] — 5-Hydroxy-1- 1-methylvirazole (Compound No. XV II 1 2)
Figure imgf000093_0001
After dissolving 0.40 g of 5-hydroxoxy-1-methylpyrazole hydrochloride in 25 ml of methylene chloride and adding 0.60 g of tritylamine, the 2-cocco-3-3 (1 A solution of 0.85 g of methylene chloride in 6 ml of methylene chloride was added dropwise at room temperature, and the mixture was stirred at room temperature for 30 minutes. The reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 10 ml of acetonitrile, 0.28 g of triethylamine and 0.03 g of acetonetonhydrin were added, and the mixture was stirred at room temperature overnight. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 40 ml of saturated aqueous sodium bicarbonate and 20 ml of saturated aqueous sodium hydrogen carbonate. To the obtained aqueous layer was added 100 ml of chloroform, and the mixture was acid-precipitated with concentrated hydrochloric acid. The organic layer was washed with water and saturated saline, and then dried over anhydrous magnesium sulfate. After evaporating the solvent, the residue was purified by silica gel column chromatography to obtain 0.30 g of the title compound as crystals. mp. 2 3 2-2 3 5 ° C Production example 1 7
4一 [2, 4—ジクロロー 3— ( 1 , 5—ジメチルビラゾール一 3—ィル) ベ ンゾィル] 一 1—ェチル— 5—ヒ ドロキシピラゾールの製造 (化合物 No. XV I I 1 - 3) N-CH; Preparation of 4- [2,4-dichloro-3- (1,5-dimethylbirazol-13-yl) benzoyl] -11-ethyl-5-hydroxypyrazole (Compound No. XV II 1-3) N-CH ;
OH · HC1 OHHC1
N-CH  N-CH
Et一 N'  Et one N '
塩酸 i—ェチル— 5—ヒ ドロキシピラゾール o. 36 gを塩化メチレン 25 m lに溶解し、 トリ二チルァミ ン 0. 50 gを添加した後、 2, 4—ジクロ口— 3 - ( 1 , 5—ジメチルピラゾ一ル一 3—ィル) ベンゾィックアシッ ド 0. 60 gと塩化チォニルから合成した 2, 4—ジクロ口一 3— (1, 5—ジメチルピラ ゾ一ル— 3—ィル) ベンゾィルクロリ ドの塩化メチレン 5 m 1溶液を室温で滴下 して、 室温で 30分間攪拌した。 反応混合物を 1規定塩酸、 飽和重曹水、 次いで 飽和食塩水で洗浄し、 無水硫酸マグネシゥムで乾燥後、 溶媒を減圧下留去した。 残留物をァセトニトリル 5 m 1に溶解し、 卜リエチルァミ ン 0. 22 gとァセト ンシアンヒ ドリ ン 0. 02 gを加え、 室温で一晩攪拌した。 溶媒を減圧下留去し 、 残留物をベンゼンに溶解し、 飽和重曹水 6.0 m 1と 40m 1を用いて 2回抽出 した。 得られた水層にクロ口ホルム 1 00m lを加え、 濃塩酸で酸折し、 有機層 を水および飽和食塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を留去 後、 残留物をシリカゲルカラムクロマトグラフィーで精製し、 結晶として表記化 合物 0. 25 gを得た。 mp. 77 - 79 °C Dissolve 36 g of i-Ethyl hydrochloride-5-hydroxypyrazole in 25 ml of methylene chloride, add 0.50 g of triditylamine, and add 2,4-dicrochloride-3-(1,5 —Dimethylpyrazol-1-yl) benzoic acid 2,6-dichloro-3- (1,5-dimethylpyrazol-3-yl) benzoyl chloride synthesized from 0.60 g of benzoic acid and thionyl chloride Was added dropwise at room temperature, and the mixture was stirred at room temperature for 30 minutes. The reaction mixture was washed with 1N hydrochloric acid, saturated aqueous sodium hydrogen carbonate, and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 5 ml of acetonitrile, 0.22 g of triethylamine and 0.02 g of acetonitrile were added, and the mixture was stirred at room temperature overnight. The solvent was distilled off under reduced pressure, the residue was dissolved in benzene, and extracted twice with 6.0 ml and 40 ml of saturated aqueous sodium hydrogen carbonate. To the obtained aqueous layer was added 100 ml of chloroform, and the solution was acidified with concentrated hydrochloric acid. The organic layer was washed with water and saturated saline, and then dried over anhydrous magnesium sulfate. After evaporating the solvent, the residue was purified by silica gel column chromatography to obtain 0.25 g of the title compound as crystals. mp. 77-79 ° C
製造例 1 8 Production example 1 8
4一 [2—クロロー 4 _メタンスルホニル _ 3— (5—メチル一 1, 2—イソ ォキサゾール _ 4一ィル) ベンゾィル] 一 1ーェチルー 5—ヒ ドロキシピラゾー ルの製造 (化合物 No. X I X- 4)
Figure imgf000095_0001
塩酸 1—ヱチル— 5—ヒ ドロキシピラゾール 0. 32 gの塩化メチレン 1 5 m 1溶液にトリェチルァミ ン 0. 45 gを添加し、 2—クロ口— 4—メタンス ルホニル— 3— (5—メチル— 1, 2—イソォキサゾ一ルー 4—ィル) ベンゾィ ックァシッ ド 0. 69 gと塩化チォニルとから常法に従って合成した 2—クロ口 一 4—メタンスルホ二ルー 3— (5—メチルー 1, 2—イソォキサブール一 4— ィル) ベンゾィルクロリ ドを室温で添加して室温で 2昼夜攪拌した。 反応混合物 を 1規定塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶 媒を減圧下留去した。 残留物をァセトニトリル 1 Om iに溶解し、 卜リエチルァ ミ ン 0. 1 1 gとアセ トンシアンヒ ドリ ン 0. 03 gを加え、 室温で一晩攪拌し た。 溶媒を減圧留去し、 残留物を酢酸ェチルに溶解し、 1規定塩酸、 次いで飽和 食塩水で洗浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を留去した。 残留物をシ リ力ゲル薄層クロマトグラフィ一で精製し、 粉末として表記化合物 0. 06 gを 得た。 製造例 1 9
4- [2-Chloro-4_methanesulfonyl_3- (5-methyl-1,2-isoxazole_4-yl) benzoyl] 1-1-ethyl-5-hydroxypyrazole (Compound No. XI X-4 )
Figure imgf000095_0001
To a solution of 0.32 g of 1-acetyl-hydrochloride-5-hydroxypyrazole in 15 ml of methylene chloride was added 0.45 g of triethylamine, and the mixture was added to 2-methyl-4--4-methanesulfonyl-3- (5-methyl — 1,2-isoxazolyl 4-yl) Benzoic acid 0.60 g and thionyl chloride were synthesized according to a conventional method to give 2-chloro-1,4-methanesulfonyl 3- (5-methyl-1,2-) Isoxabul (4-yl) benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature for 2 days and nights. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in acetonitrile (10 Omi), and 0.11 g of triethylamine and 0.03 g of acetone hydrin were added thereto, followed by stirring at room temperature overnight. The solvent was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with 1 N hydrochloric acid and then with a saturated saline solution, dried over anhydrous magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel thin layer chromatography to give the title compound (0.06 g) as a powder. Production example 1 9
4— [2, 4—ジクロロー 3— (4—メチルー 1 , 2—イソキサゾ一ルー 5— ィル) ベンゾィル] — 1—ェチル— 5—ヒ ドロキシピラゾールの製造 (化合物 N 0. X I I 1 - 29)
Figure imgf000096_0001
塩酸 1一ェチル一 5—ヒ ドロキシピラゾール 0. 2 l gの ¾化メチレン 1 0 m 1溶液に ト リ二チルァミ ン 0. 29 gを添加し、 2. 4—ジクコ口一 3— ( 4 ーメチルー 1, 2—イソォキサゾール一 5—ィル) ベンゾイツクアシッ ド 0. 3 9 gと ^化チォニルとから常法に従って合成した 2, 4—ジクロコー 3— (4— メチル— 1, 2—イソォキサゾ一ルー 5—ィル) ベンゾイルクロリ ドを室温で添 加して、 室温でー晚攪拌した。 反応混合物を 1規定塩酸、 次いで飽和食塩水で洗 浄し、 無水硫酸マグネシウムで乾燥後、 溶媒を減圧下留去した。 残留物をァセ 卜 二トリル 1 0m lに溶解し、 ト リェチルァミ ン 0. 1 4 gとアセトンシアンヒ ド リン 0. 1 0 gを加え、 室温で一晩攪拌した。 溶媒を¾圧下留去し、 残留物を酢 酸ェチルに溶解し、 1規定塩酸、 次いで飽和食塩水で洗浄し、 無水硫酸マグネシ ゥムで乾燥後、 溶媒を留去した。 残留物をシリカゲル薄層クロマトグラフィーで 精製し、 粉末として表記化合物 0. 1 4 を得た。 製造例 2 0
Preparation of 4 -— [2,4-dichloro-3- (4-methyl-1,2-isoxazolyl 5-yl) benzoyl] — 1-ethyl-5-hydroxypyrazole (Compound N 0. XII 1-29 )
Figure imgf000096_0001
Add 0.29 g of triethylamine to a solution of 0.2 lg of 1-ethyl-1-hydrochloride-hydroxypyrazole in 10 ml of methylene dichloride, and add 2.4-dicoco-mouth 3 -— (4-methyl-methyl). 1,4-isoxazol-5-yl) benzoic acid 0.39 g and thionyl iodide synthesized according to a conventional method to give 2,4-dicloco-3- (4-methyl-1,2-isoxazolyl) 5-yl) Benzoyl chloride was added at room temperature, and the mixture was stirred at room temperature. The reaction mixture was washed with 1N hydrochloric acid and then with saturated saline, dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was dissolved in 10 ml of acetate nitrile, 0.14 g of triethylamine and 0.110 g of acetone cyanohydrin were added, and the mixture was stirred at room temperature overnight. The solvent was distilled off under reduced pressure, and the residue was dissolved in ethyl acetate, washed with 1N hydrochloric acid and then with a saturated saline solution, dried over anhydrous magnesium sulfate, and then the solvent was distilled off. The residue was purified by silica gel thin layer chromatography to give the title compound 0.14 as a powder. Production Example 20
4 - [2, 4ージクロ口一 3— (1, 3—ジメチル一 1, 2, 4—ト リアプ- ル— 5—ィル) ベンゾィル] — 5—ヒ ドロキシ— 1—メチルビラゾールの製造 化合物 No. XX— 7) Me一 i
Figure imgf000097_0001
4-[2,4-Dichloro-1--3- (1,3-dimethyl-1,2,4-triapropyl-5-yl) benzoyl] — Preparation of 5-Hydroxy-1-methylpyrazole Compound No. XX— 7) Me one i
Figure imgf000097_0001
塩酸 5—ヒ ドロキシー iーメチルビラゾール 0. 5 5 gを塩化メチレン 1 0m lに溶解し、 ト リェチルァミ ン 0. 8 0 gを添加した後、 2, 4—ジクロロ - 3 - ( 1 , 3—ジメチル一 1, 2, 4 _ 9ト リァゾ一ルー 5—ィル) ベンゾイツ After dissolving 0.5 g of 5-hydroxyl hydrochloride in 10 ml of methylene chloride and adding 0.8 g of triethylamine, 2,4-dichloro-3-(-1,3) was added. —Dimethyl-1,2,4_9 Tri-Ol 5-yl) Benzoits
5  Five
クアシッ ド 0. 9 0 gと塩化チォニルから合成した 2, 4—ジクロロー 3— ( 1 , 3—ジメチル一 1 , 2, 4— ト リァゾール一 5—ィル) ベンゾイルク口リ ドの 塩化メチレン 1 0 m 1溶液を室温で滴下して、 室温で 2時間攪拌した。 反応混合 物から 5%炭酸ナトリゥム水溶液 5 0 m 1を用いて 2回抽出した。 得られた水層 にクロ口ホルム 1 0 0m lを加え、 濃塩酸で酸析し、 有機層を水および飽和食塩 水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を留去後、 残留物にメタノ ールを加え、 析出した結晶を濾取し、 表記ィ!^合物 0. 7 0 gを得た。 2,4-dichloro-3- (1,3-dimethyl-1,2,4-triazol-5-yl) synthesized from 0.90 g of quasid and thionyl chloride methylene chloride of benzoyl chloride 1 A 0 ml solution was added dropwise at room temperature, and the mixture was stirred at room temperature for 2 hours. The reaction mixture was extracted twice with 50 ml of a 5% aqueous sodium carbonate solution. To the obtained aqueous layer was added 100 ml of chloroform, and the mixture was acid-precipitated with concentrated hydrochloric acid. The organic layer was washed with water and saturated saline, and then dried over anhydrous magnesium sulfate. After evaporating the solvent, methanol was added to the residue and the precipitated crystals were collected by filtration to obtain 0.70 g of the title compound.
mp. 2 3 5 - 2 4 0 °C  mp. 2 3 5-2 40 ° C
以上の様にして得られる本発明化合物の原料化合物の例を以下の第 1 1表〜第 2 0表に示す。 また、 'H— NMRデータを第 2 1表にまとめた。 Examples of the starting compounds of the compound of the present invention obtained as described above are shown in Tables 11 to 20 below. 'H-NMR data is summarized in Table 21.
Figure imgf000098_0001
Figure imgf000098_0001
Figure imgf000098_0002
1 2表
Figure imgf000099_0001
Figure imgf000099_0002
Figure imgf000098_0002
1 2 Table
Figure imgf000099_0001
Figure imgf000099_0002
第 1 3表
Figure imgf000100_0001
Table 13
Figure imgf000100_0001
Figure imgf000100_0002
第 1 3表 (続き)
Figure imgf000100_0002
Table 13 (continued)
Figure imgf000101_0001
第 1 3表 (続き)
Figure imgf000101_0001
Table 13 (continued)
Figure imgf000102_0001
Figure imgf000102_0001
第 1 4表
Figure imgf000103_0001
Figure imgf000103_0002
Table 14
Figure imgf000103_0001
Figure imgf000103_0002
第 1 5表
Figure imgf000104_0001
Table 15
Figure imgf000104_0001
Figure imgf000104_0002
第 1 6表
Figure imgf000104_0002
Table 16
R1
Figure imgf000105_0001
R 1
Figure imgf000105_0001
Figure imgf000105_0002
Figure imgf000105_0002
第 1 7表
Figure imgf000106_0001
Figure imgf000106_0002
第 1 7表 (続き)
Figure imgf000107_0001
R5 R7 8 物桦値 「物件で〕 χνπ-Π CI CI H 1- . CH3 CH3
Table 17
Figure imgf000106_0001
Figure imgf000106_0002
Table 17 (continued)
Figure imgf000107_0001
R5 R7 8 Physical value [at property] χνπ-Π CI CI H 1-. CH3 CH 3
XVII-18 CI S09CH'i H CH3 CH3 XVII-18 CI S0 9 CH'i H CH 3 CH 3
C] H 'Bu C CH,  C] H 'Bu C CH,
YVI卜? f) r 1 2 H 'Rll  YVI? f) r 1 2 H 'Rll
H r 2 - 2 H- vll  H r 2-2 H- vll
H CH- CH, Π 62-1631 H CH- CH, Π 62-1631
XVI 1-23 CI CI H C2H0 C2H5 CH3 XVI 1-23 CI CI H C2H0 C 2 H 5 CH 3
XVII 24 CI S02CH3 H C2H5 C2H5 CH3 XVII 24 CI S02CH3 HC 2 H 5 C 2 H 5 CH 3
XVI 1-25 CI CI H C2H5 'Pr CH3 XVI 1-25 CI CI HC 2 H 5 'Pr CH 3
XVII 26 CI S02CH3 H C2H5 iPr CH3 XVII 26 CI S0 2 CH 3 H C2H5 iPr CH 3
第 1 8表 Table 18
Figure imgf000108_0001
Figure imgf000108_0001
No. R】 R2 R5 R7 R8 物性値 〔物性で〕No. R] R 2 R 5 R 7 R 8 Physical properties [by physical properties]
XVIII-1 CI CI H CH3 CH3 CH3 XVIII-1 CI CI H CH 3 CH 3 CH 3
XVIII 2 CI S02CH3 H CH3 CH3 CH3 XVIII 2 CI S02CH3 H CH 3 CH 3 CH 3
XVIII-3 CI CI H C2H5 CH3 CH3 [77-79]XVIII-3 CI CI H C2H5 CH 3 CH 3 [77-79]
XVII卜 4 CI S02CH3 H C2H0 CH3 CH3 XVII 4 CI S0 2 CH 3 H C2H0 CH 3 CH 3
XVI II -5 CI CI H C2H5 CH3 CH3 XVI II -5 CI CI H C2H5 CH 3 CH 3
XVIII 6 CI S02CH3 H C2H5 CH3 CH3 XVIII 6 CI S0 2 CH 3 H C2H5 CH 3 CH 3
XVII卜 7 CI CI H CH3 CH3 XVII U 7 CI CI H CH 3 CH 3
XVIII 8 CI S02CH3 H 'Pr CH3 CH3 XVIII 8 CI S0 2 CH 3 H 'Pr CH 3 CH 3
XVI 11-9 CI CI CH3 CH3 CH3 CH3 XVI 11-9 CI CI CH 3 CH 3 CH 3 CH 3
XVIII-10 CI S02CH3 CH3 CH3 CH3 CH3 XVIII-10 CI S0 2 CH 3 CH 3 CH 3 CH 3 CH 3
第 1 9表
Figure imgf000109_0001
Table 19
Figure imgf000109_0001
Figure imgf000109_0002
Figure imgf000109_0002
第 2 0表 Table 20
R7
Figure imgf000110_0001
R 7
Figure imgf000110_0001
Figure imgf000110_0002
Figure imgf000110_0002
第 2 1 表 Table 21
NMR-No. 1 H-NMR NMR-No. 1 H-NMR
(化合物 No. ) (Compound No.)
s  s
3.73 (3H, s 7.22(1H, bs), 7.35(1H, s 7.40(1H s), 7.49(1H, d i ,  3.73 (3H, s 7.22 (1H, bs), 7.35 (1H, s 7.40 (1H s), 7.49 (1H, d i,
匪 R- 30 1.46(3H t 4.07(2H q), 7.34(1H, s), 7.40 (IH, s 7.48(1H, d (XI- 3) i . OJ n ί> _in  Marauder R- 30 1.46 (3H t 4.07 (2H q), 7.34 (1H, s), 7.40 (IH, s 7.48 (1H, d (XI-3) i. OJ n ί> _in
1.46 (3H, t 3.00(3H s), 4.09 (2H, q 6.88 (IH, bs), 7.36(1H s l  1.46 (3H, t 3.00 (3H s), 4.09 (2H, q 6.88 (IH, bs), 7.36 (1H s l
NMR-32 2.17 (3Η, s 3.04(3H s 3.76(3H s 5.60(1H bs), 7.38 (IH, s (XI-12) 7 77ΠΗ ά) R 11 ΠΗ d) R ?¾ΠΗ ά)  NMR-32 2.17 (3Η, s 3.04 (3H s 3.76 (3H s 5.60 (1H bs), 7.38 (IH, s (XI-12) 7 77ΠΗ ά) R 11ΠΗ d) R? ¾ΠΗ ά)
1.77(3H S 2.14(3H s 3.02 (3H, s), 3.65 (3H, s 5.08(1H bs), l ·  1.77 (3H S 2.14 (3H s 3.02 (3H, s), 3.65 (3H, s 5.08 (1H bs), l
1.47(3H t 3.08 (3H, s 4.09 (2H, q), 6.68(1H, d), 7· 47(1H s l , /0 in 43 π  1.47 (3H t 3.08 (3H, s 4.09 (2H, q), 6.68 (1H, d), 747 (1H s l, / 0 in 43 π
NMR-35 1.79 (3H, s 2.45(3H s 3.10 (3H, s 3.66(3H s 6.00(1H s (XI 11-16) fi 70ΠΗ ^) 7 ίΠΗ ) R ?8ΠΗ ά)  NMR-35 1.79 (3H, s 2.45 (3H s 3.66 (3H s 6.00 (1H s (XI 11-16) fi 70ΠΗ ^) 7ίΠΗ) R? 8ά ά)
2.43(3H, s), 2.94(3H s 3.06 (3H, s 3.69 (3H, s), 4.01 (2H, s  2.43 (3H, s), 2.94 (3H s 3.06 (3H, s 3.69 (3H, s), 4.01 (2H, s
1.37 (3H, t), 2.84 (2H, q), 3.07 (3H, s), 3.73(3H s 5.45(1H, bs), . oo in, f 4 0 1.37 (3H, t), 2.84 (2H, q), 3.07 (3H, s), 3.73 (3H s 5.45 (1H, bs), .oo in, f 40
匪- 38 1.38(3H t), 1.48(3H t), 2.84(2H q), 3.08 (3H, s 4.09(2H q), (XI 11-22) fi ^(]V{ h^) fi WIH 7 ^ΠΗ 7 74ΠΗ ά) R 7ΠΗ ά)  Marauder- 38 1.38 (3H t), 1.48 (3H t), 2.84 (2H q), 3.08 (3H, s 4.09 (2H q), (XI 11-22) fi ^ (] V {h ^) fi WIH 7 ^ ΠΗ 7 74ΠΗ ά) R 7ΠΗ ά)
1.35 (3H, t), 1.82 (3H, t), 2.82 (2H, q),3.63 (3H, s), 5.20 (IH, bs), 6.36 (IH, s),7.35 (IH, d),7.55(1H, d)  1.35 (3H, t), 1.82 (3H, t), 2.82 (2H, q), 3.63 (3H, s), 5.20 (IH, bs), 6.36 (IH, s), 7.35 (IH, d), 7.55 (1H, d)
1.37 (3H, t), 1.78 (3H, t), 2.83 (2H, q), 3.08 (3H, s), 3.64 (3H, s), 6.52(1H, s), 6.55(1H, bs), 7.64(1H, d), 8.27 (IH, d) 1.37 (3H, t), 1.78 (3H, t), 2.83 (2H, q), 3.08 (3H, s), 3.64 (3H, s), 6.52 (1H, s), 6.55 (1H, bs), 7.64 (1H, d), 8.27 (IH, d)
第 2 1 表( 続き) Table 21 (continued)
Figure imgf000112_0001
Figure imgf000112_0001
(参考例) (Reference example)
次に、 原料となる安息香酸類の参考例として以下に示す。  Next, reference examples of benzoic acids as raw materials are shown below.
参考例 1 Reference example 1
3 - ( 1 , 3—ォキサゾ一ルー 5—ィル) _ 2, 4—ジクロ口べンゾイツクァ シッ ドの製造  3-(1, 3-Oxazolo 5-yl) _ 2, 4-Manufacture of benzoic acid
Figure imgf000113_0001
メチル 3—ホルミル一 2, 4—ジクロ口べンゾエート 1 0 g (0. 04モル ) と 一トルエンスルホニルメチルイソシアニド 7. 9 g (0. 04モル) と炭 酸カリウム 1 6. 7 g (0. 1 2モル) をメタノール 1 0 0m 1に溶解して、 1 5時間加熱環流した。 反応終了後、 メタノールを減圧下留去し、 水に溶解して酢 酸ェチルで洗浄した。 水層を濃塩酸で酸性にして析出した結晶をろ過し、 水洗し 、 乾燥して 8. 9 6 の3— (1, 3 _ォキサゾ一ル _ 5 _ィル) 一 2, 4—ジ クロ口べンゾイツクァシッ ドを得た。 収率 8 6 %
Figure imgf000113_0001
10 g (0.04 mol) of methyl 3-formyl-1,4-dichloromouth benzoate, 7.9 g (0.04 mol) of monotoluenesulfonylmethyl isocyanide and 16.7 g (0.04 mol) of potassium carbonate (12 mol) was dissolved in 100 ml of methanol and heated under reflux for 15 hours. After completion of the reaction, methanol was distilled off under reduced pressure, dissolved in water, and washed with ethyl acetate. The aqueous layer was acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered, washed with water, and dried. 8.96-3- (1,3_oxazolyl_5_yl) -1,2,4-dichloro Obtained a lipstick. Yield 86%
m p, 1 6 6 - 1 6 7 °C 参考例 2  m p, 166-167 ° C Reference example 2
3— ( 1, 3—ォキサゾール— 5—ィル) _ 2—クロロー 4ーメチルチオベン ゾィックァシッ ドの製造 Production of 3- (1,3-oxazole-5-yl) _2-chloro-4-methylthiobenzic acid
Figure imgf000114_0001
Figure imgf000114_0001
Figure imgf000114_0002
Figure imgf000114_0002
3 - (1, 3—ォキサゾ一ルー 5—ィル) _ 2, 4—ジクロロ安息香酸 8. 9 6 g ( 0. 034モル) と炭酸カリウム 4. 8 g ( 0. 034モル) を 20m l のジメチルホルムアミ ドに溶解して、 ヨウ化メチル 6. 6 g ( 0. 046モル) を添加して室温で 2時間撹拌した。 反応混合物を氷水に注ぎ酢酸ェチルで抽出し 、 飽和食塩水で水洗し、 硫酸マグネシユウムで乾燥し、 溶媒を減圧下留去して 9 . 26 gのメチル 3_ (1, 3—才キサゾ一ルー 5—ィル) 一 2, 4ージクロ口 ベンゾェ一トを得た。 収率 98. 1 % mp. 78 - 79 °C 3- (1,3-oxazolyl 5-yl) _ 2,9.6 g (0.034 mol) of 2,4-dichlorobenzoic acid and 4.8 g (0.034 mol) of potassium carbonate in 20 ml Was dissolved in dimethylformamide, and 6.6 g (0.46 mol) of methyl iodide was added thereto, followed by stirring at room temperature for 2 hours. The reaction mixture was poured into iced water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure to obtain 9.26 g of methyl 3_ (1,3—5-year-old). —Ill) I got a benzoate with 1,2,4-dichloro mouth. Yield 98.1% mp. 78-79 ° C
得られたメチル 3— (1, 3—才キサゾ一ル _ 5 _ィル) — 2, 4ージクロ口 ベンゾェ一ト 9. 26 g ( 0. 034モル) と 1 5%メチルメルカブタンナ卜リ ゥム水溶液 1 6. 6 g ( 0. 035モル) を 20m 1のジメチルホルムアミ ドに 溶解して室温で 2時間撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出し 、 飽和食塩水で水洗し、 硫酸マグネシウムで乾燥して溶媒を減圧下留去した。 6 . 65 gの白色結晶としてメチル 3— (1, 3—才キサゾ一ル— 5—ィル) 一 2—クロロー 4—メチルチオベンゾェ一卜を得た。 収率 69%  Obtained methyl 3- (1,3-year-old oxazole_5_yl) — 2,4-dichlorobenzene 9.26 g (0.034 mol) and 15% methylmercaptantanuri 16.6 g (0.035 mol) of a palladium aqueous solution was dissolved in 20 ml of dimethylformamide and stirred at room temperature for 2 hours. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. 6.65 g of white crystals of methyl 3- (1,3-year-old azozol-5-yl) -12-chloro-4-methylthiobenzoate were obtained. Yield 69%
mp. 98 - 1 0 1 °C  mp. 98-101 ° C
得られたメチル 3— (1, 3—ォキサゾ一ルー 5 _ィル) — 2—クロロー 4 ーメチルチオベンゾェ一ト 6. 65 g ( 0. 023モル) をエチルアルコール 7 6.65 g (0.023 mol) of the obtained methyl 3- (1,3-oxazolyl 5-yl) -2-chloro-4-methylthiobenzoate was added to ethyl alcohol 7
0 m 1に溶解して、 1規定の苛性ソーダ 70mlを加え室温で 2時間撹拌した。 反応混合物を氷水に注ぎ濃塩酸で酸性にして析出した結晶をろ過、 水洗、 乾燥の TJP97/03736 後 5. 8 5 gの白色結晶として 3— ( 1 , 3—ォキサゾ一ルー 5—ィル) 一 2— クロロー 4ーメチルチオべンゾィックァシッ ドを得た。 収率 9 2. 1% 参考例 3 The solution was dissolved in 0 ml and 1N caustic soda (70 ml) was added, followed by stirring at room temperature for 2 hours. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered, washed with water, and dried. After TJP97 / 03736, 5.85 g of white crystals were obtained as 3— (1,3-oxazolu-1-yl) -12-chloro-4-methylthiobenzoic acid. Yield 9 2.1% Reference Example 3
3 - ( 1 , 3—才キサゾ一ルー 5—ィル) — 2—クロロー 4ーメチルスルホニ ルペンゾィックァシッ ドの製造  3-(1, 3-5-year-old)-2-Chloro-4-methylsulfonyl pentazoic acid
Figure imgf000115_0001
Figure imgf000115_0001
3— ( 1, 3—ォキサゾ一ル— 5—ィル) 一 2—クロロー 4ーメチルチオベン ゾイツクアシッ ド 5. 8 5 g ( 0. 0 2 2モル) を酢酸 2 0m lに溶解して、 3 5%過酸化水素水 6. 4 g ( 0. 0 6 6モル) を 1 0 0°Cで滴下した。 そのまま の温度で 1時間撹拌し、 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出し、 飽和食 塩水で洗浄して酢酸ェチル層を、 硫酸マグネシウムで乾燥し、 減圧下溶媒を留去 した。 3. 3 gの白色結晶として 3— ( 1 , 3 _ォキサゾール— 5—ィル) — 2 一クロロー 4—メチルスルホニルベンゾィックァシッ ドを得た。 収率 5 0 % Dissolve 5.85 g (0.022 mol) of 3- (1,3-oxazolyl-5-yl) -1-2-chloro-4-methylthiobenzoid acid in 20 ml of acetic acid, and add 35% 6.4 g (0.0666 mol) of aqueous hydrogen peroxide was added dropwise at 100 ° C. After stirring at the same temperature for 1 hour, the reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated brine, the ethyl acetate layer was dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. 3.3 g of white crystals of 3- (1,3-oxazole-5-yl) -2-1-chloro-4-methylsulfonylbenzoic acid was obtained. Yield 50%
m p . 2 0 3 - 2 0 4 °C 参考例 4  m p .203-204 ° C Reference Example 4
2, 4ージクロロー 3— (4—メチル一 1 , 3—チアゾ一ルー 2—ィル) ベン ゾィックァシッ ドの製造
Figure imgf000116_0001
2,4-Dichloro-3- (4-methyl-1,3-thiazolu-2-yl) Manufacture of benzoic acid
Figure imgf000116_0001
Figure imgf000116_0002
メチル 3—ァミノカルボニル一 2, 4—ジクロ口ベンゾェ一ト 1 3. 3 2 g (0. 0 5 3モル) と五硫化リン 3. 6 g (0. 0 1 6モル) を溶媒 9 0m 1に 溶解して 8 0°Cで一夜撹拌反応した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽 出し、 飽和食塩水で洗浄して、 硫酸マグネシユウムで乾燥し、 減圧下溶媒を留去 した。 残留物をシリカゲルカラムクロマトグラフィーで精製して、 5. 4 3 gの メチル 3—アミノチォカルボニル _ 2、 4ージクロ口ベンゾェ一トを得た。 収 率 3 8. 4%
Figure imgf000116_0002
Methyl 3-aminocarbonyl-1,2,4-dichlorobenzene benzoate 13.32 g (0.053 mol) and phosphorus pentasulfide 3.6 g (0.016 mol) were dissolved in 90 m of solvent. The mixture was dissolved in 1 and stirred at 80 ° C overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to obtain 5.43 g of methyl 3-aminothiocarbonyl_2,4-dichlorobenzoate. Yield 38.4%
得られたメチル 3—アミノチォカルボニル一 2, 4—ジクロロベンゾェ一卜 5. 4 3 g (0. 0 2モル) とクロルアセトン 1. 9 g (0. 0 2モル) を 3 0 m 1のメチルェチルケトンに溶解して一夜加熱環流した。 反応混合物を氷水に注 ぎ、 酢酸ェチルで抽出、 飽和食塩水で洗浄、 硫酸マグネシユウムで乾燥の後、 減 圧下に溶媒を留去した。 残留物をシリカゲルカラムクロマトグラフィーで精製し て 1. 0 gのメチル 2、 4—ジクロロー 3— (4ーメチルー 1, 3—チアゾ一 ルー 2—ィル) ベンゾェ一トを得た。 収率 1 6. 2%  The obtained methyl 3-aminothiocarbonyl-1,4,4-dichlorobenzoate (5.43 g, 0.02 mol) and chloroacetone (1.9 g, 0.02 mol) were mixed with 30 ml of And dissolved in methyl ethyl ketone under reflux overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to obtain 1.0 g of methyl 2,4-dichloro-3- (4-methyl-1,3-thiazoyl-2-yl) benzoate. Yield 16.2%
得られた 2, 4—ジクロロー 3— (4—メチルー 1 , 3—チアゾ一ルー 2—ィ ル) ベンゾェ一ト 1. 0 g ( 0. 0 0 3 3モル) を 1 0m 1のエチルアルコール に溶解し、 1規定の苛性ソーダ 1 0m lを加え室温で一夜撹拌した。 反応混合物 を氷水に注ぎ濃塩酸で酸性にして、 析出した結晶をろ過、 水洗して、 0. 8 4 g の 2, 4—ジクロロー 3— (4ーメチルー 1, 3—チアゾ一ルー 2—ィル) ベン ゾィックァシッ ドを得た。 収率 88. 4 % 物性値 参考例 5 1.0 g (0.033 mole) of the obtained 2,4-dichloro-3- (4-methyl-1,3-thiazo-1-yl) benzoate was added to 10 ml of ethyl alcohol. The mixture was dissolved, 10 ml of 1N caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered, washed with water, and 0.84 g of 2,4-dichloro-3- (4-methyl-1,3-thiazoyl-2-yl) ) Ben You got a Zoic Acid. Yield 88.4% Physical properties Reference example 5
2, 4—ジクロロー 3 _ (3—メチルー 1, 2—イソォキサゾ一ルー 5—ィル ) ベンゾィックァシッ ドの製造  Manufacture of 2,4-dichloro-3_ (3-methyl-1,2-isoxazolyl 5-yl) benzoic acid
Figure imgf000117_0001
Figure imgf000117_0001
Figure imgf000117_0002
メチル 3—ホルミル _2、 4ージクロ口ベンゾェ一ト 24. 7 g (0. 1モ ル) をァセトン 1 20 m 1と水 1 2 m 1の溶媒に溶かし、 氷水で冷却して 20 °C 以下で 1規定の苛性ソーダ水溶液 35 m 1を 30分で滴下し、 室温で一夜撹拌し た。 反応混合物を氷水に注ぎ、 濃塩酸で酸性にし、 酢酸ェチルで抽出した。 酢酸 ェチル層を飽和食塩水で洗浄して、 硫酸マグネシゥムで乾燥し減圧下濃縮した。 残留物をベンゼンに溶解し、 触媒量の P—トルエンスルホン酸を加え 4時間水を 除去しながら加熱環流した。 放冷後、 飽和食塩水で洗浄し、 硫酸マグネシウムで 乾燥し減圧下濃縮した。 残留物をシリ力ゲル力ラムクロマトグラフィ一で精製し 、 1 5. 4 gのメチル 2, 4ージクロロー 3— (3—ォキソ一 1—ブテニル) ベンゾェ一卜を得た。 収率 54. 8%
Figure imgf000117_0002
Dissolve 24.7 g (0.1 mol) of methyl 3-formyl_2, 4-dichroic benzoate in a solvent of 120 ml of acetone and 12 ml of water, cool with ice water and cool to below 20 ° C. 35 ml of a 1N aqueous solution of caustic soda was added dropwise over 30 minutes, and the mixture was stirred overnight at room temperature. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and extracted with ethyl acetate. The ethyl acetate layer was washed with saturated saline, dried over magnesium sulfate, and concentrated under reduced pressure. The residue was dissolved in benzene, a catalytic amount of P-toluenesulfonic acid was added, and the mixture was refluxed for 4 hours while removing water. After allowing to cool, it was washed with saturated saline, dried over magnesium sulfate, and concentrated under reduced pressure. The residue was purified by silica gel gel chromatography to obtain 15.4 g of methyl 2,4-dichloro-3- (3-oxo-1-butenyl) benzoate. Yield 54.8%
得られたメチル 3— (3—ォキソ一 1一ブテニル) 一 2, 4—ジクロ口ベン ゾェ一ト 1 5. 4 g ( 0. 056モル) と塩酸ヒドロキシァミン 1 5 g (02 1 The resulting methyl 3- (3-oxo-1-1-butenyl) -1,2,4-dichlorobenzene 15.4 g (0.056 mol) and 15 g of hydroxyamine hydrochloride (021
6モル) をエタノール 80 m 1とピリジン 80 m 1の溶媒に溶かし、 2時間加熱 環流した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出し、 酢酸ェチル層を 1規 定の塩酸と飽和食塩水でそれぞれ洗浄して、 硫酸マグネシウムで乾燥し、 減圧下 溶媒を留去した。 1 5. 9 gのメチル 2, 4ージクロロー 3 _ (3—ヒドロキ シィミノー 1一ブテニル) ベンゾェ一トを得た。 収率 98. 2% (6 mol) was dissolved in a solvent of 80 ml of ethanol and 80 ml of pyridine, and heated under reflux for 2 hours. The reaction mixture was poured into ice-water, extracted with ethyl acetate, and the ethyl acetate layer was The extract was washed with a fixed hydrochloric acid and a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. 15.9 g of methyl 2,4-dichloro-3_ (3-hydroxyminol 1-butenyl) benzoate was obtained. Yield 98.2%
得られたメチル 2, 4ージクロロー 3— (3—ヒドロキシィミノ一 1ーブテ ニル) ベンゾェ一ト 1 5. 9 g ( 0. 052モル) をテトラヒドロフラン 25 Methyl 2,4-dichloro-3- (3-hydroxyimino-1-butenyl) benzoate (15.9 g, 0.052 mol) was added to tetrahydrofuran 25
0 m 1に溶解した中へ、 重炭酸水素ナトリウム 1 6. 8 g (0. 2モル) の水 1 60m 1溶液を加え、 次いでヨウ化カリウム 30. 1 (0. 1 8モル) と ヨウ 素 1 4 g (0. 055モル) を水 1 20mlに溶解した水溶液を加えて光 を遮断して 4時間加熱環流した。 反応混合物を氷水に注ぎ、 亜硫酸水素ナトリウ ムを加えた後、 酢酸ェチルで抽出した。 有機層を飽和食塩水で洗浄、 硫酸マグネ シゥムで乾燥後、 減圧下に溶媒を留去した。 残留物をシリカゲルカラムクロマト グラフィ一で精製し、 8. 8 gのメチル 2, 4—ジクロロ一 3— (3—メチル — 1 , 2—イソォキサゾ一ルー 5 _ィル) ベンゾェ一トを得た。 収率 54. 5% mp. 84 - 89 °C To the solution dissolved in 0 ml, add a solution of 16.8 g (0.2 mol) of sodium bicarbonate in 160 ml of water, then add potassium iodide 30.1 (0.18 mol) and iodine An aqueous solution of 14 g (0.055 mol) dissolved in 120 ml of water was added thereto, and the mixture was refluxed for 4 hours while blocking light. The reaction mixture was poured into ice water, sodium bisulfite was added, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to obtain 8.8 g of methyl 2,4-dichloro-3- (3-methyl-1,1,2-isoxazo-yl-5-yl) benzoate. Yield 54.5% mp. 84-89 ° C
得られたメチル 2, 4—ジクロロー 3 _ (3 _メチル— 1 , 2—イソォキサ ゾ一ルー 5—ィル) ベンゾェ一ト 2. 0 g ( 0. 0069モル) を 2 1 m 1のェ チルアルコールに溶解し、 1規定の苛性ソーダ水溶液 2 1m lを加え室温で一夜 撹拌した。 反応混合物を氷水に注ぎ濃塩酸で酸性にして、 析出した結晶を濾過し て、 水洗浄し、 乾燥して 1. 86 gの 2、 4ージクロ口— 3— (3—メチルー 1 , 2—ォキサゾ一ルー 5—ィル) ベンゾイツクァシッ ドを得た。 収率 97. 9% mp. 1 54 - 1 56。C 参考例 6  2.0 g (0.0069 mol) of the obtained methyl 2,4-dichloro-3_ (3_methyl-1,2, isoxazozol-5-yl) benzoate was added to 21 ml of ethyl After dissolving in alcohol, 21 ml of a 1N aqueous solution of caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into iced water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered, washed with water, and dried to obtain 1.86 g of 2,4-dicro-3— (3-methyl-1,2-oxazo). 1-ru 5-yl) I got a benzoic acid. Yield 97.9% mp. 154-156. C Reference example 6
2—クロ口一 4一メタンスルホニル一 3— (3—メチルー 1, 2—イソォキサ ゾ一ルー 5—ィル) ベンゾィックァシッ ドの製造
Figure imgf000119_0001
メチル 2, 4—ジクロロー 3— (3—メチルー 1 , 3—イソォキサゾ一ルー 5—ィル) ベンゾェ一ト 8. 8 g ( 0. 0 3 0モル) と炭酸カリウム 4. 2 g ( 0. 0 3 0モル) を 2 0m 1のジメチルホルムアミ ドに溶解し、 メタンチオール 1. 9 g ( 0. 0 3 8モル) のジメチルホルムアミ ド 1 0m 1の溶液を加え、 室 温で一夜撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出、 飽和食塩水で 洗浄、 硫酸マグネシゥムで乾燥後、 溶媒を減圧下留去した。 残留物をシリ力ゲル カラムクロマトグラフィーで精製し、 7. 4 9 gのメチル 2—クロ口一 3— ( 3—メチルー 1, 3—イソォキサゾ一ル— 5—ィル) 一 4ーメチルチオべンゾェ 一トを得た。 収率 8 2 %
Manufacture of 2-benzo-1,4-methanesulfonyl-3- (3-methyl-1,2-isoxazolyl 5-yl) benzoic acid
Figure imgf000119_0001
Methyl 2,4-dichloro-3- (3-methyl-1,3-isoxazolyl 5-yl) benzoate 8.8 g (0.030 mol) and potassium carbonate 4.2 g (0.00 30 mol) was dissolved in 20 ml of dimethylformamide, a solution of 1.9 g (0.038 mol) of methanethiol in 10 ml of dimethylformamide was added, and the mixture was stirred overnight at room temperature. . The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography, and 7.49 g of methyl 2- (3-methyl-1,3-isoxazolyl-5-yl) -14-methylthiobenzene I got it. Yield 82%
得られたメチル 2—クロ口一 3— (3—メチルー 1, 3 _イソォキサゾ一ル 一 5—ィル) — 4—メチルチオべンゾェ一卜 7. 4 9 g ( 0. 0 2 5モル) を、 3 0m lのクロ口ホルムに溶解し、 m—クロ口過安息香酸 1 3 g ( 0. 0 7 4モ ル) を加え室温で 3時間撹拌した。 反応混合物をろ過し、 ろ液を 1規定の苛性ソ —ダ水溶液、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後、 溶媒を減 圧下留去した。 残留物をシリカゲルカラムクロマトグラフィーで精製し、 8. 1 9 gのメチル 3— (3—メチルー 1, 3—イソォキサゾ一ルー 5—ィル) 一 2— クロロー 4—メタンスルホニルベンゾェ一トを得た。 収率 9 9%  7.49 g (0.025 mol) of the resulting methyl 2-chloro-1,3- (3-methyl-1,3-isoxazolyl-15-yl) —4-methylthiobenzoate Was dissolved in 30 ml of chloroform, and 13 g (0.074 mol) of m-chloroperbenzoic acid was added, followed by stirring at room temperature for 3 hours. The reaction mixture was filtered, and the filtrate was washed with a 1N aqueous sodium hydroxide solution and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to obtain 8.19 g of methyl 3- (3-methyl-1,3-isoxazolyl 5-yl) -12-chloro-4-methanesulfonyl benzoate. Was. Yield 9 9%
得られたメチル 2—クロ口一 4—メタンスルホ二ルー 3— (3—メチル _ 1 , 2—イソォキサゾ一ルー 5—ィル) ベンゾェ一ト 8. 1 9 g ( 0. 0 24モル ) を 75m 1のエチルアルコールに溶解し、 1規定の苛性ソーダ水溶液 75m 1 を加えて室温で一夜撹拌した。 反応混合物を氷水に注ぎ濃塩酸で酸性にして、 析 出した結晶を濾過、 水洗、 乾燥後目的物 7. 49 gを白色結晶として得た。 収率 96% Methyl 2-chloro-1,4-methanesulfonyl 3- (3-methyl_1,2-isoxazoluyl 5-yl) benzoate 8.19 g (0.024 mol) ) Was dissolved in 75 ml of ethyl alcohol, 75 ml of a 1N aqueous solution of caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were collected by filtration, washed with water, and dried to give 7.49 g of the desired product as white crystals. 96% yield
mp. 225- 228 °C 参考例 7  mp. 225-228 ° C Reference Example 7
2—クロロー 4一メタンスルホ二ルー 3 _ (5—メチル一 1 , 3, 4一ォキサ ジァゾ一ルー 2—ィル) ベンゾィックァシッ ドの製造  Manufacture of 2-chloro-4-1-methanesulfonyl 3- _ (5-methyl-1-1,3,4-oxadiazo-2-yl) benzoic acid
H3C02CH 3 C0 2 C
Figure imgf000120_0001
Figure imgf000120_0001
Figure imgf000120_0002
Figure imgf000120_0002
3—メ トキシカルボ二ルー 2, 6—ジクロ口べンゾイルクロリ ド 1 6. 3 g ( 0. 06 1モル) のクロ口ホルム溶液を、 包水ヒ ドラジン 9. 1 5 g (0. 1 8 3モル) のクロ口ホルム 1 50mlの溶液に 1 0 ¾以で滴下し、 室温で一夜撹拌 した。 反応終了後不溶物をろ過し、 ろ液を飽和食塩水で洗浄し、 硫酸マグネシゥ ムで乾燥した。 溶媒を減圧下留去して、 白色結晶として 3—メ トキシカルボニル 一 2, 6—ジクロロべンゾイツクヒドラジッ ド 8. 89 gを得た。 収率 55. 4 % 3—メ トキシカルボ二ルー 2, 6—ジクロ口べンゾイツクヒ ドラジッ ド 8. 8 9 g ( 0. 0338モル) と塩酸ェチルァセトイミデート 4. 6 g (0. 037 モル) をピリジン 1 70m 1に溶解して 5時間加熱環流した。 放冷後、 減圧下ピ リジンを留去し、 酢酸ェチルに溶解し 1規定の塩酸水溶液、 5 %炭酸水素ナトリ ゥム水溶液、 飽和食塩水でそれぞれ洗浄した後、 硫酸マグネシゥムで乾燥した。 溶媒を減圧下留去した後、 残留物をシリ力ゲル力ラムクロマ卜グラフィ一で精製 し、 2. 63 gの油状物としてメチル 2, 4—ジクロ口一 3— (5—メチルー 1, 3, 4一ォキサジァゾ一ルー 2—ィル) ベンゾェ一トを得た。 収率 27. 1 % 3-methoxycarbonyl 2,6-dicyclobenzoyl chloride 16.3 g (0.061 mol) of chloroform solution was added to 9.15 g of water-containing hydrazine (0.183 mol). ) Was added dropwise at a temperature of 10 ° C or less to a solution of 150 ml of a black-mouthed form, and stirred at room temperature overnight. After the completion of the reaction, insolubles were filtered off, and the filtrate was washed with saturated saline and dried over magnesium sulfate. The solvent was distilled off under reduced pressure to obtain 8.89 g of 3-methoxycarbonyl-1,2,6-dichlorobenzoic hydrazide as white crystals. Yield 55.4% 3.89 g (0.0338 mol) of methoxycarbone 2,6-dichlorobenzene, and 4.6 g (0.037 mol) of ethyl acetylacetimidate hydrochloride in pyridine 170 m 1 And heated under reflux for 5 hours. After cooling, the pyridine was distilled off under reduced pressure, dissolved in ethyl acetate, washed with a 1N aqueous hydrochloric acid solution, a 5% aqueous sodium hydrogen carbonate solution, and a saturated saline solution, and dried over magnesium sulfate. After evaporating the solvent under reduced pressure, the residue was purified by silica gel gel chromatography to obtain 2.63 g of an oily substance of methyl 2,4-dichloro-1- (5-methyl-1,3, 4-Oxaziazol-2-yl) I got benzoate. Yield 27.1%
メチル 2, 4—ジクロロー 3— (5—メチルー 1, 3, 4—ォキサジァゾ一 ルー 2—ィル) ベンゾェ一卜 2. 63 g ( 0. 009 1モル) と炭酸カリウム 1 .3 g ( 0. 0094モル) を 20m 1のジメチルホルムアミ ドに溶解し、 メタ ンチオール 0. 65 g (0. 0 1 3モル) を溶解したジメチルホルムアミ ド 1 0 mlを加え、 室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出 し、 飽和食塩水で洗浄、 硫酸マグネシウムで乾燥し、 溶媒を減圧下留去した。 残 留物をシリ力ゲル力ラムクロマトグラフィ一で精製し、 2. 1 1 の油状物とし てメチル 2—クロロー 3— (5—メチル— 1, 3, 4—ォキサジァゾ一ルー 2 一ィル) 一 4ーメチルチオべンゾエートを得た。 収率 77. 3%  Methyl 2,4-dichloro-3- (5-methyl-1,3,4-oxadiazol-2-yl) benzoate 2.63 g (0.009 1 mol) and potassium carbonate 1.3 g (0.3%) Was dissolved in 20 ml of dimethylformamide, and 10 ml of dimethylformamide in which 0.65 g (0.013 mol) of methanethiol was dissolved was added, followed by stirring at room temperature overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with brine, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel gel chromatography, and methyl 2-chloro-3- (5-methyl-1,3,4-oxoxadiazo-l-yl) was obtained as an oil of 2.11. 4-Methylthiobenzoate was obtained. Yield 77.3%
メチル 2—クロロー 3— (5—メチルー 1 , 3, 4—ォキサジァゾ一ルー 2 一ィル) 一 4ーメチルチオべンゾエート 2. 1 g ( 0. 0070モル) を 20m 1のクロ口ホルムに溶解し、 m—クロ口過安息香酸 3. 7 g (0. 021モル) を加え室温で 3時間撹拌した。 反応混合物をろ過し、 ろ液を 1規定の苛性ソ一ダ 水溶液、 次いで飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥後、 溶媒を減圧下 留去した。 残留物をシリカゲルカラムクロマトグラフィーで精製し、 1. 52 g の白色結晶としてメチル 2—クロロー 4—メタンスルホニル一 3— (5—メチ ルー 1, 3, 4一ォキサジァゾ一ルー 2—ィル) ベンゾェ一卜を得た。 収率 65 .2%  Dissolve 2.1 g (0.0070 mol) of methyl 2-chloro-3- (5-methyl-1,3,4-oxadiazoyl-2-yl) -14-methylthiobenzoate in 20 ml of chloroform-form, 3.7 g (0.021 mol) of m-chloroperbenzoic acid was added, and the mixture was stirred at room temperature for 3 hours. The reaction mixture was filtered, and the filtrate was washed with a 1N aqueous sodium hydroxide solution and then with a saturated saline solution, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography to give 1.52 g of white crystals of methyl 2-chloro-4-methanesulfonyl-1- (5-methyl-1,3,4-oxaziazol-1-yl) -2-benzo. I got a part. 65.2% yield
メチル 2—クロロー 4一メタンスルホ二ルー 3— (5—メチルー 1, 3, 4 —ォキサジァゾ一ルー 2—ィル) ベンゾェ一ト 1.52 g (0.0046モル) を 1 4m 1のエチルアルコールに溶解し、 1規定の苛性ソーダ 1 4m 1を加え室 温で一夜撹拌した。 反応混合物を氷水に注ぎ、 濃塩酸で酸性にした。 析出した結 晶をろ過、 水洗した後得られた結晶を乾燥し、 1. 3 gの白色結晶として目的物 を得た。 収率 9 0 % Methyl 2-chloro-4,1-methanesulfonyl 3- (5-methyl-1,3,4-oxaziazol-2-yl) benzoate 1.52 g (0.0046 mol) Was dissolved in 14 ml of ethyl alcohol, 14 ml of 1N caustic soda was added, and the mixture was stirred overnight at room temperature. The reaction mixture was poured into ice water and acidified with concentrated hydrochloric acid. The precipitated crystal was filtered and washed with water, and the obtained crystal was dried to obtain 1.3 g of a white crystal as a target product. 90% yield
mp. 2 0 1 - 2 0 3。C 参考例 8  mp. 2 0 1-2 0 3. C Reference example 8
2—クロロー 4一メタンスルホニル一 3— (5—メチルー 1, 2, 4—ォキサ ジァゾ一ルー 3—ィル) ベンゾィックァシッ ドの製造  2-Chloro-4--1-methanesulfonyl-1- (5-methyl-1,2,4-oxadiazol-3-yl) Manufacture of benzoic acid
Figure imgf000122_0001
塩酸ヒドロキシアミン 1 2. 1 gをメタノール 1 0 0m lに溶解した中へ、 炭 酸ナトリウム 1 0. 2 gを含む水溶液 2 0m lを室温下 3 0分間で滴下し、 次い でメチル 3—シァノー 2, 4—ジクロ口ベンゾェ一ト 8. 4 g ( 0. 0 3 6モ ル) を加え、 6 0°Cで 3時間撹拌した。 放冷後、 メタノールを減圧下留去し、 残 留物を酢酸ェチルに溶解して、 飽和食塩水で洗浄後、 減圧下溶媒を留去し、 8. 5 5 gのメチル 2, 4ージクロ口一 3— (N—ヒドロキシアミジノ) ベンゾェ ―トを得た。 収率 8 9. 1 % メチル 2, 4—ジクロ口一 3— (N—ヒドロキシアミジノ) ベンゾェ一ト 8 . 5 5 g ( 0. 0 3 2モル) と無水酢酸 1 0 g ( 0. 0 9 8モル) をトルエン 1 0 0m lに溶解し一夜加熱環流した。 放冷後、 水洗し、 硫酸マグネシウムで乾燥 し、 減圧下溶媒を留去した。 残留物をシリカゲルカラムクロマトグラフィーで精 製し、 3. 6 3 gの白色結晶としてメチル 2, 4—ジクロロー 3— (5—メチ ルー 1, 2, 4—ォキサジァゾ一ルー 3 ィル) ベンゾェ一トを得た。 収率 3 8 . 9% mp. 7 0 - 7 2 °C
Figure imgf000122_0001
To a solution of 12.1 g of hydroxyamine hydrochloride in 100 ml of methanol, 20 ml of an aqueous solution containing 10.2 g of sodium carbonate was added dropwise at room temperature for 30 minutes, and then methyl 3- 8.4 g (0.036 mol) of cyano 2,4-dichlorobenzoate was added, and the mixture was stirred at 60 ° C. for 3 hours. After cooling, methanol was distilled off under reduced pressure, the residue was dissolved in ethyl acetate, washed with saturated saline, and the solvent was distilled off under reduced pressure to give 8.55 g of methyl 2,4-dichloromethane. One 3- (N-hydroxyamidino) benzoate was obtained. Yield 89.1% Methyl 2,4-dichloro-1- (N-hydroxyamidino) benzoate 8.55 g (0.032 mol) and acetic anhydride 10 g (0.098 mol) were dissolved in toluene 10 The mixture was dissolved in 0 ml and heated under reflux overnight. After allowing to cool, the mixture was washed with water, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography, and 3.63 g of white crystals of methyl 2,4-dichloro-3- (5-methyl-1,2,4-oxadiazol-3-yl) benzoate were obtained. I got Yield 38.9% mp. 70-72 ° C
メチル 2, 4—ジクロロー 3— (5—メチルー 1, 2, 4—ォキサジァゾ一 ルー 3 ィル) ベンゾェ一卜 2. 7 5 g CO. 0 9 5モル) と炭酸カリウム 1. 3 2 g ( 0. 0 0 9 5モル) を 2 0m 1のジメチルホルムァミ ドに溶解し、 メ夕 ンチオール 0. 7 g (0. 0 1 4モル) を溶解したジメチルホルムアミ ド 1 0m 1を加え、 室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出し 、 飽和食塩水で洗浄後、 硫酸マグネシウムで乾燥した。 溶媒を減圧下留去し、 残 留物をシリカゲルカラムクロマトグラフィーで精製して、 2. 8 gの白色結晶と してメチル 2 クロロー 3— (5 メチルー 1, 2, 4 ォキサジァゾ一ルー 3—ィル) — 4ーメチルチオべンゾエートを得た。 収率 9 8. 5%  Methyl 2,4-dichloro-3- (5-methyl-1,2,4-oxadiazoyl-3-yl) benzoate 2.75 g CO.095 mol) and potassium carbonate 1.32 g (0 0.095 mol) was dissolved in 20 ml of dimethylformamide, and 10 ml of dimethylformamide in which 0.7 g (0.014 mol) of methylthiol was dissolved was added. And stirred overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, and dried over magnesium sulfate. The solvent was distilled off under reduced pressure, and the residue was purified by silica gel column chromatography to obtain 2.8 g of white crystals of methyl 2-chloro-3- (5-methyl-1,2,4-oxaziazolu-3-yl). Le) — 4-methylthiobenzoate was obtained. Yield 98.5%
mp. 84 - 8 5 °C  mp.84-85 ° C
メチル 2 クロ口— 3— (5 メチル 1, 2, 4 ォキサジァゾ一ル— 3 ィル) 4ーメチルチオベンゾェ一ト 2. 8 g ( 0. 0 0 8 4モル) を 2 0m 1のクロ口ホルムに溶解し、 m—クロ口過安息香酸 4. 9 5 g ( 0. 0 2 8モル ) を加え室温で 3時間撹拌した。 反応混合物から不溶物をろ別し、 ろ液を 1規定 の苛性ソーダ水溶液、 飽和食塩水で洗浄した後、 硫酸マグネシウムで乾燥した。 溶媒を減圧下留去し、 残留物をシリ力ゲル力ラムクロマトグラフィ一で精製して 、 2. 1 6 gの白色結晶としてメチル 2 クロロー 4 メタンスルホ二ルー 3 一 (5—メチルー 1, 2, 4 ォキサジァゾ一ルー 3 ィル) ベンゾェ一トを得 た。 収率 7 7. 9% mp. 1 1 8 - 1 2 0 °C  Methyl 2-methyl-3-3- (5-methyl-1,2,4-oxaziazol-3-yl) 4-methylthiobenzoate 2.8 g (0.0084 mol) in 20 ml It was dissolved in form, m-chloroperbenzoic acid 4.95 g (0.028 mol) was added, and the mixture was stirred at room temperature for 3 hours. Insolubles were filtered off from the reaction mixture, and the filtrate was washed with a 1N aqueous solution of sodium hydroxide and saturated brine, and then dried over magnesium sulfate. The solvent was distilled off under reduced pressure, and the residue was purified by silica gel gel chromatography to give 2.16 g of white crystals of methyl 2-chloro-4 methanesulfonyl 3- (5-methyl-1,2,4 Oxaziazolo 3 yl) I got benzoate. Yield 77.9% mp. 1 18-1 20 ° C
メチル 2 クロ口一 4 メタンスルホニル一 3— (5—メチルー 1 , 2, 4 ォキサジァゾ一ル— 3 ィル) ベンゾェ一ト 2. 1 6 g (0. 0 0 4 6モル) を 1 9m 1のエチルアルコールに溶解し、 1規定の苛性ソーダ 1 9m lを加え室 温で一夜撹拌した。 反応混合物を氷水に注ぎ濃塩酸で酸性にして、 析出した結晶 をろ過、 水洗、 乾燥し、 白色結晶として 2—クロ口— 4一メタンスルホニル— 3 一 (5—メチルー 1, 2, 4—ォキサジァゾ一ルー 3—ィル) ベンゾイツクァシ ッ ド 1. 6 5 gを得た。 収率 7 9. 7% mp. 2 0 7 - 2 1 0 °C 参考例 9 Methyl 2-chloro-4-methanesulfonyl-3- (5-methyl-1,2,4-oxaziazol-3-yl) benzoate 2.16 g (0.046 mol) of 19m1 Dissolve in ethyl alcohol, add 19 ml of 1N caustic soda and add room Stirred overnight at warm. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered, washed with water, and dried to give 2-chloro-1,4-methanesulfonyl-3- (5-methyl-1,2,4-oxaziazo) as white crystals. 3-ru) Benzoic acid (1.65 g) was obtained. Yield 79.7% mp.207-210 ° C Reference Example 9
メチル 2, 4—ジクロロー 3— (1, 2—イソォキサゾ一ルー 3—ィル) ベ '"エー卜の製造  Production of methyl 2,4-dichloro-3- (1,2-isoxazolyl 3-yl)
OCOCHa OCOCHa
Figure imgf000124_0001
Figure imgf000124_0001
Figure imgf000124_0002
メチル 2, 4—ジクロロー 3—ヒドロキシィミノメチルベンゾェ一卜 1 1. 0 0 g ( 0. 0 4 4 3モル) をジメチルホルムァミ ド 1 1 0m 1に溶角 し、 N_ プロモサクシンイミ ド 3 8. 1 7 g (0. 2 1 4モル) を溶解したジメチルホル ム アミ ド 1 1 0 m 1を 1 0で以下で 1時間かけて滴下した。 次に卜リェチルァ ミン 2 1. 6 7 g (0. 2 1 4モル) のジメチルホルムアミ ド 1 1 0m 1の溶液 を 1 0°C以下で 1時間かけて滴下した。 そのままの温度で更に 1時間撹拌した。 反応混合物を氷水に注ぎ、 すばやく塩化メチレンで抽出し、 冷水で洗浄後、 硫酸 マグネシウムで乾燥した。 ろ過後、 ろ液にビニルァセテ一ト 1 5. 8 4 g (0. 1 84モル) を加え一夜加熱還流した。 反応混合物を冷却し、 溶媒を減圧下留去 した。 残留物をシリカゲルカラムクロマトグラフィーで精製し、 油状物としてメ チル 3— (5—ァセトキシー 4, 5—ジヒドロー 1, 2—イソォキサゾリン一 3—ィル) ー2, 4ージクロ口ベンゾェ一ト 1 3. 35 gを得た。
Figure imgf000124_0002
Methyl 2,4-dichloro-3-hydroxyiminomethylbenzoate 11.00 g (0.0443) was dissolved in dimethylformamide 110m1 and N-prosuccinimide was dissolved. Dimethylformamide (110 ml) in which 3.17 g (0.214 mol) of a solvent were dissolved was added dropwise at 10 over the following hour. Next, a solution of 2.167 g (0.214 mol) of triethylamine in 110 ml of dimethylformamide was added dropwise at 10 ° C. or lower over 1 hour. The mixture was further stirred at the same temperature for 1 hour. The reaction mixture was poured into ice water, quickly extracted with methylene chloride, washed with cold water, and dried over magnesium sulfate. After filtration, 15.84 g (0.184 mol) of vinyl acetate was added to the filtrate, and the mixture was heated under reflux overnight. The reaction mixture was cooled, and the solvent was distilled off under reduced pressure. The residue was purified by silica gel column chromatography, and methyl 3- (5-acetoxy-4,5-dihydro-1,2-isoxazoline) was obtained as an oil. 3- (yl) -1,4,35 g of benzoate 13.35 g were obtained.
得られたメチル 3— ( 5—ァセトキシ一 4, 5—ジヒ ドロ一 1, 2—イソォ キサゾリ ン一 3—ィル) _ 2, 4—ジクロ口ベンゾェ一ト 1 3. 35 g (0. 0 402モル) をメタノール 300 m 1に溶解し濃塩酸 45mlを加え 5日間加熱 還流した。 反応混合物を冷却し、 メタノールを減圧下留去して、 残留物を酢酸ェ チルに溶解した後、 飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥した。 溶媒を 減圧下留去し、 残留物をシリカゲルカラムクロマトグラフィーで精製して、 表記 化合物 7. 1 9 gの結晶を得た。 mp. 54— 57 °C 参考例 1 0  Obtained methyl 3- (5-acetoxy-1,4,5-dihydro-1,2, isoxoxazolin-1-3-yl) _2,4-dichloromouth benzoate 13.35 g (0.0 (402 mol) was dissolved in 300 ml of methanol, 45 ml of concentrated hydrochloric acid was added, and the mixture was heated under reflux for 5 days. The reaction mixture was cooled, methanol was distilled off under reduced pressure, and the residue was dissolved in ethyl acetate, washed with saturated saline and dried over magnesium sulfate. The solvent was distilled off under reduced pressure, and the residue was purified by silica gel column chromatography to obtain the title compound (7.19 g) as crystals. mp. 54— 57 ° C Reference example 10
メチル 2—クロロー 3— ( 1, 2 —ルー 3—ィル) 一 4ーメ 夕ンスルホニルベンゾェ一卜の製造  Methyl 2-chloro-3- (1,2-lu-3-yl) 1-4-mer Production of sulfonyl benzoate
Figure imgf000125_0001
Figure imgf000125_0001
Figure imgf000125_0002
参考例 9で得られた、 メチル 2, 4—ジクロロ— 3— (1, 2—イソォキサ ゾ一ル— 3—ィル) ベンゾエート 2. 90 g (0. 0 1 06モル) と炭酸力リウ ム 1. 46 g (0. 0 1 06モル) を 20m 1のジメチルホルムアミ ドに溶解し 、 ジメチルホルムアミ ド 2mlにメタンチオール 0. 67 g (0. 0 1 6モル) を溶解した溶液を加え、 室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェ チルで抽出した後、 飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥した。 溶媒を 減圧下留去し、 得られた残留物を 3 Om 1のクロ口ホルムに溶解し、 m—クロ口 過安息香酸 5. 4 8 g (0. 0 3 1モル) を加え室温で 1時間撹拌した。 反応混 合物をろ過して、 ろ液を 1規定の苛性ソーダ水溶液、 飽和食塩水で洗浄し、 硫酸 マグネシゥムで乾燥した。 溶媒を減圧下留去した後、 残留物をシリ力ゲル力ラム クロマトグラフィ一で精製し、 油状物として表記化合物 1. 7 3 gを得た。 参考例 1 1
Figure imgf000125_0002
2.90 g (0.0106 mol) of methyl 2,4-dichloro-3- (1,2-isoxazol-3-yl) benzoate obtained in Reference Example 9 and potassium carbonate 1.46 g (0.0106 mol) was dissolved in 20 ml of dimethylformamide, and a solution of 0.67 g (0.016 mol) of methanethiol in 2 ml of dimethylformamide was added. Stirred overnight at room temperature. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with saturated saline, and dried over magnesium sulfate. Solvent The residue obtained was dissolved in 3 Om 1 of chloroform, and m-chloroperbenzoic acid (5.48 g, 0.031 mol) was added, followed by stirring at room temperature for 1 hour. did. The reaction mixture was filtered, and the filtrate was washed with a 1N aqueous solution of sodium hydroxide and saturated saline, and dried over magnesium sulfate. After evaporating the solvent under reduced pressure, the residue was purified by silica gel gel chromatography to obtain 1.73 g of the title compound as an oil. Reference example 1 1
2—クロロー 3— ( 1, 2—イソォキサゾ一ルー 3—ィル) 一 4—メタンスル ホニルベンゾィックァシッ ドの製造  Production of 2-chloro-3- (1,2-isoxazolyl-3-yl) -14-methanesulfonylbenzoic acid
Figure imgf000126_0001
参考例 1 0で得られた、 メチル 2 _クロ口— 3— (1, 2—イソォキサゾ一 ルー 3—ィル) 一 4—メタンスルホニルベンゾェ一卜 1. 7 3 g ( 0. 0 0 5 4 モル) を 1 7 m 1のエチルアルコールに溶解し、 1規定の苛性ソーダ水溶液 1 7 m 1を加え室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 濃塩酸で酸性にして 析出した結晶をろ過した。 得られた結晶を水で洗浄後、 乾燥して結晶として表記 化合物 1. 3 2 gを得た。 m p . 1 8 2 - 1 84 °C
Figure imgf000126_0001
Methyl 2-chloro-1,3- (1,2-isoxazolyl 3-yl) -1,4-methanesulfonyl benzoate obtained in Reference Example 10 1.73 g (0.005) (4 mol) was dissolved in 17 ml of ethyl alcohol, 17 ml of a 1N aqueous solution of caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered. The obtained crystals were washed with water and dried to obtain 1.32 g of the title compound as crystals. mp. 1 8 2-1 84 ° C
参考例 1 2. Reference example 1 2.
メチル 2, 4ージクロロー 3 (5—メチルー 1, 2 イソォキサゾ一ル- 3—ィル) ベンゾェ一卜の製造  Production of methyl 2,4-dichloro-3 (5-methyl-1,2-isoxazol-3-yl) benzoate
Figure imgf000127_0001
メチル 2, 4ージクロロー 3 ヒ ドロキシィミノメチルベンゾェ一ト 1 5. 87 g ( 0. 0639モル) をジメチルホルムアミ ド 1 60m 1に溶角军し、 ジメ チルホルムアミ ド 1 6 Omlに、 N_プロモサクシンィミ ド 55. 00 g (0. 308モル) を溶解した溶液を 1 0°C以下で 1時間かけて滴下した。 次いで、 ジ メチルホルムアミ ド 1 6 Om 1にトリエチルァミ ン 3 1. 3 g ( 0. 309モル ) を溶解した溶液を 10°C以下で 1時間かけて滴下した。 終了後、 そのままの温 度で更に 1時間撹泮した。 反応混合物を氷水に注ぎ、 すばやく塩化メチレンで抽 出し、 冷水で洗浄後、 硫酸マグネシウムで乾燥した。 ろ過後、 ろ液にイソプロべ ニルァセテ一ト 2 1. 53 g (0. 2 1 5モル) を加え一夜加熱還流した。 反応 混合物を 冷却し、 溶媒を減圧下留去した。 残留物をシリ力ゲル力ラムクロマト グラフィ一で精製し、 結晶として表記化合物 8. 57 を得た。
Figure imgf000127_0001
Methyl 2,4-dichloro-3 hydroxyiminomethylbenzoate (15.87 g, 0.039 mol) was dissolved in dimethylformamide (160 ml) and dissolved in dimethylformamide (16 Oml). A solution of 55.00 g (0.308 mol) of Promosuccinimide was added dropwise at 10 ° C or lower over 1 hour. Next, a solution of 31.3 g (0.309 mol) of triethylamine in 16 Om1 of dimethylformamide was added dropwise at 10 ° C. or lower over 1 hour. After completion, the mixture was further stirred at the same temperature for 1 hour. The reaction mixture was poured into ice water, quickly extracted with methylene chloride, washed with cold water, and dried over magnesium sulfate. After filtration, 21.53 g (0.215 mol) of isopropenyl acetate was added to the filtrate, and the mixture was heated under reflux overnight. The reaction mixture was cooled and the solvent was distilled off under reduced pressure. The residue was purified by silica gel gel chromatography to obtain the title compound 8.57 as crystals.
m p . 96— 97 °C 参考例 1 3  m p. 96—97 ° C Reference Example 1 3
メチル 2—クロロー 4 メタ 二ルー 3— (5—メチルー 1, 2 ィ ソォキサゾ一ルー 3—ィル) ベンゾェ ―卜の製造
Figure imgf000128_0001
参考例 1 2で得られた、 メチル 2, 4—ジクロ口— 3— (5—メチル 1、 2 イソォキサゾ一ルー 3 ィル) ベンゾェ一ト 8. 5 7 g ( 0. 0 2 9 9モル ) と炭酸カリウム 4. 2 g (0. 0 3モル) を 4 0m 1のジメチルホルムアミ ド に溶解し、 ジメチルホルムアミ ド 1 0m 1にメタンチオール 2. 9 g (0. 0 6 モル) を溶解した溶液を加え、 室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 酢酸ェチルで抽出後、 飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥した。 溶媒 を減圧下留去した後、 残留物を 5 0m 1のクロ口ホルムに溶解し、 m クロ口過 安息香酸 1 5. 5 g ( 0. 0 8 9モル) を加え室温で 1時間撹拌した。 反応混合 物をろ過して、 ろ液を 1規定の苛性ソーダ水溶液、 飽和食塩水で洗浄し、 硫酸マ グネシゥムで乾燥した。 溶媒を減圧下留去した後、 残留物をシリ力ゲル力ラムク 口マトグラフィ一で精製し、 白色結晶として表記化合物 4. 4 1 gを得た。 mp. 1 3 5 - 1 3 6。C 参考例 1 4
Manufacture of methyl 2-chloro-4 meta-2-ru 3- (5-methyl-1,2-isoxazolu-l-3-yl) benzoate
Figure imgf000128_0001
Methyl 2,4-dichloro mouth—3— (5-methyl 1,2-isoxazolyl 3-yl) benzoate obtained in Reference Example 12 8.57 g (0.029 9 mol) And 4.2 g (0.03 mol) of potassium carbonate in 40 ml of dimethylformamide, and 2.9 g (0.06 mol) of methanethiol in 10 ml of dimethylformamide The solution was added and stirred at room temperature overnight. The reaction mixture was poured into ice water, extracted with ethyl acetate, washed with brine, and dried over magnesium sulfate. After evaporating the solvent under reduced pressure, the residue was dissolved in 50 ml of chloroform, and 5.5 g (0.089 mol) of m-chloroperbenzoic acid was added, followed by stirring at room temperature for 1 hour. . The reaction mixture was filtered, and the filtrate was washed with a 1N aqueous solution of sodium hydroxide and a saturated saline solution, and dried with magnesium sulfate. After evaporating the solvent under reduced pressure, the residue was purified by silica gel gel chromatography to obtain 4.41 g of the title compound as white crystals. mp. 1 3 5-1 3 6. C Reference example 1 4
2 クロロー 4 メタンスルホ二ルー 3— (5—メチルー 1, 2 イソォキサ ゾ一ルー 3—ィル) ベンゾィックァシッ ドの製造
Figure imgf000129_0001
参考例 1 3で得られた、 メチル 2—クロロー 4—メタンスルホ二ルー 3— ( 5—メチルー 1, 2—イソォキサゾ一ルー 3—ィル) ベンゾェ一ト 4. 3 5 g ( 0. 0 1 3 2モル) を 4 0m 1のエチルアルコールに溶解し、 1規定の苛性ソ一 ダ水溶液 4 0m lを加え室温で一夜撹拌した。 反応混合物を氷水に注ぎ、 濃塩酸 で酸性にして析出した結晶をろ過した。 得られた結晶を水で洗浄後、 乾燥して、 白色結晶として表記化合物 3. 7 9 を得た。
2-Chloro-4 methanesulfonyl 3- (5-methyl-1,2-isoxazolone 3-yl) Manufacture of benzoic acid
Figure imgf000129_0001
Methyl 2-chloro-4-methanesulfonyl 3- (5-methyl-1,2-isoxazoyl-3-yl) benzoate obtained in Reference Example 13 4.35 g (0.013) (2 mol) was dissolved in 40 ml of ethyl alcohol, 40 ml of a 1 N aqueous solution of caustic soda was added, and the mixture was stirred at room temperature overnight. The reaction mixture was poured into ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered. The obtained crystals were washed with water and dried to give the title compound 3.79 as white crystals.
mp. 1 8 9 - 1 9 0 °C 参考例 1 5  mp. 1 89-190 ° C Reference example 15
メチル 2, 4ージクロロー 3—ホルミ ―卜の製造 CHO
Figure imgf000129_0002
メタノール 1 0 0m 1に、 2 8%ナトリゥムメチラ一トのメタノール溶液 26. 6 1 gを加え、 氷冷下 2 5 °C以下で 2 -二トロプロパン 12. 2 9 gを滴下した。 次いで、 メチル 3—プロモメチルー 2, 4—ジクロロベンゾェ一ト 41. 1 6 g を添加後、 加熱還流下 3 0分攪拌した。 反応液は冷却後減圧濃縮して、 その残留 分を酢酸ェチル 1 0 0 0 m lに溶解し、 氷冷下に、 1 %水酸化ナトリゥム水溶液 で洗浄した。 有機層を水、 次いで飽和食塩水で洗浄後、 無水硫酸マグネシウムで 乾燥した。 溶媒を減圧濃縮して得られた結晶をベンゼン、 次いで n—へキサンで 洗浄して、 目的物メチル 2, 4ージクロ口— 3—ホルミルベンゾェ一トを結晶 として 2 2. 0 0 g得た。
Production of methyl 2,4-dichloro-3-formate CHO
Figure imgf000129_0002
To 100 ml of methanol, 26.6 1 g of a 28% methanol solution of sodium methylate was added, and 12.29 g of 2-nitropropane was added dropwise at 25 ° C or lower under ice-cooling. Then, 41.16 g of methyl 3-bromomethyl-2,4-dichlorobenzoate was added, and the mixture was stirred under reflux with heating for 30 minutes. After cooling, the reaction solution was concentrated under reduced pressure, the residue was dissolved in 100 ml of ethyl acetate, and washed with a 1% aqueous sodium hydroxide solution under ice-cooling. The organic layer was washed with water and then with a saturated saline solution and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure, and the resulting crystals were washed with benzene and then with n-hexane to give the desired product, methyl 2,4-dichloro-3-formylbenzoate. 22.00 g was obtained.
m p . 1 0 3— 1 0 4 °C 参考例 1 6  m p. 10 3— 10 4 ° C Reference example 16
2, 4—ジクロロー 3 -ホル ックァシッ ドの製造  Manufacture of 2,4-dichloro-3-carboxylic acid
Figure imgf000130_0001
メチル 2, 4ージクロロー 3—ホルミルべンゾエート 1. 0 4 gをェタノ —ル 5 m 1に溶解し、 1規定水酸化ナトリゥム水溶液 1 0m lを加えて、 室温で 1 7時間攪拌した。 反応液を氷水 4 0m lにあけ、 濃塩酸で酸性とし、 析出した 結晶を濾過、 乾燥の後、 目的物 2 , 4—ジクロロー 3—ホルミルべンゾイツクァ シッ ドを結晶として 0. 7 5 g得た。
Figure imgf000130_0001
1.04 g of methyl 2,4-dichloro-3-formylbenzoate was dissolved in 5 ml of ethanol, 10 ml of 1N aqueous sodium hydroxide solution was added, and the mixture was stirred at room temperature for 17 hours. The reaction solution was poured into ice water (40 ml), acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered and dried. After that, 0.75 g of the desired product 2,4-dichloro-3-formylbenzoic acid was obtained as crystals. .
m p . 1 8 8 - 1 9 0 °C 参考例 1 7  m p. 1 8 8-190 ° C Reference example 1 7
2, 6—ジクロ口一 3—メ トキシカルボニルベンゾィックアシッ ドの製造  Manufacture of 2,6-dichloro-1,3-methoxycarbonylbenzoic acid
Figure imgf000130_0002
メチル 2, 4—ジクロロー 3 _ホルミルベンゾェ一ト 24. 2 gをアセトン 3 5 0m lに溶解し、 E. R. H. J on e s e t a 1. , J. C h e m. S o c. , 1 9 5 3, 2 5 4 8の記載に従って調製したジヨーンズ試薬 5 5m 1を , 1 0 - 1 5 °Cに保ちながら滴下した。 さらに、 1 0°C以下で 1. 5時間攪拌した 後、 反応液にイソプロピルアルアルコール 5 0m lおよび重曹 2 0 gを添加して 3 0分攪拌した。 不溶物を濾別して、 濾液を濃縮後水 3 0 Om lを加え、 酢酸ェ チル 3 0 0 m lで抽出した。 有機層を飽和食塩水で洗浄後、 無水硫酸マグネシゥ ムで乾燥した。 溶媒を減圧濃縮して目的物 2, 6—ジクロ口— 3—メ トキシカル ボニルベンゾィックァシッ ドを結晶として 2 5. 0 g得た。 mp. 参考例 1 8
Figure imgf000130_0002
Dissolve 24.2 g of methyl 2,4-dichloro-3-formylbenzoate in 350 ml of acetone, and add ERH J oneseta 1., J. Chem. Soc., 1 953, 55 ml of the dione's reagent prepared according to the description of 2548 was added dropwise while maintaining the temperature at 10 to 15 ° C. After stirring at 10 ° C or lower for 1.5 hours, 50 ml of isopropyl alcohol and 20 g of sodium bicarbonate were added to the reaction mixture. Stirred for 30 minutes. The insolubles were removed by filtration, the filtrate was concentrated, water (30 Oml) was added, and the mixture was extracted with ethyl acetate (300 ml). The organic layer was washed with a saturated saline solution and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure to obtain 25.0 g of the desired product, 2,6-dichloro-3--3-methoxycarbonyl benzoic acid as crystals. mp. Reference Example 1 8
メチル 2, 4—ジクロロー 3— ( 1一才キソェチル) ―卜の製造  Production of methyl 2,4-dichloro-3- (1-year-old xoethyl)
H3C02C
Figure imgf000131_0001
メチル 2, 4—ジクロロ— 3—ホルミルベンゾェ一ト 2. 4 78を乾燥丁 HF 2 0m lに溶角 し、 _ 7 0 °Cでメチルマグネシウムブロミ ドージェチルェ一 テル溶液 (3. 0 mo 1 / 1 ) 4. 0 m 1をゆっく り滴下した。 滴下終了後、 冷浴を はずし、 自然に昇温させながら 1時間攪拌した。 反応混合物を氷水にあけ、 希塩 酸で酸性とし、 ジェチルェ一テルで抽出した。 有機層を、 水、 飽和食塩水で洗浄 後、 硫酸マグネシウムで乾燥した。 溶媒を減圧濃縮して、 メチル 2, 4—ジク ロロ— 3— ( 1—ヒドロキシェチル) ベンゾェ一トを油状物質として 2. 4 2 g得 た。 次に、 メチル 2, 4ージクロロー 3— (1—ヒ ドロキシェチル) ベンゾェ —ト 2. 4 2 gをベンゼン 1 0m 1に溶解し、 二酸化マンガン 4 gを加え、 1時間 加熱還流下攪拌した。 さらに、 二酸化マンガン 3 gを加え、 1時間加熱還流下攪 拌した。 反応液を室温まで冷却し、 不溶物を濾別した。 濾液は、 溶媒を減圧留去 し、 目的物メチル 2, 4ージクロ口— 3— ( 1—ォキソェチル) ベンゾェ一ト 1. 7 5 g得た。 参考例 1 9
H 3 C0 2 C
Figure imgf000131_0001
Dissolve 2.478 of methyl 2,4-dichloro-3-formylbenzoate in 20 ml of dry HF, and add _70 ° C methylmagnesium bromide in Dodetjyl ether solution (3.0 mo 1 / 1) 4.0 ml was slowly dropped. After the addition, the cooling bath was removed, and the mixture was stirred for 1 hour while the temperature was raised naturally. The reaction mixture was poured into iced water, acidified with dilute hydrochloric acid, and extracted with diethyl ether. The organic layer was washed with water and saturated saline, and then dried over magnesium sulfate. The solvent was concentrated under reduced pressure to obtain 2.42 g of methyl 2,4-dichloro-3- (1-hydroxyethyl) benzoate as an oily substance. Next, 2.42 g of methyl 2,4-dichloro-3- (1-hydroxyxethyl) benzoate was dissolved in 10 ml of benzene, 4 g of manganese dioxide was added, and the mixture was stirred while heating under reflux for 1 hour. Further, 3 g of manganese dioxide was added, and the mixture was stirred with heating under reflux for 1 hour. The reaction solution was cooled to room temperature, and insolubles were separated by filtration. From the filtrate, the solvent was distilled off under reduced pressure to obtain 1.75 g of the desired product, methyl 2,4-dichloro mouth-3- (1-oxoethyl) benzoate. Reference Example 1 9
メチル 2, 4—ジクロロー 3— (2—ォキソプロピル) ベンゾェ一卜の製造 CI CI CIProduction of methyl 2,4-dichloro-3- (2-oxopropyl) benzoate CI CI CI
H3C02C、 ,CH0 H3C02C- -N02 H3C02C- H 3 C0 2 C,, CH0 H3C02C- -N0 2 H3C02C-
CHS 0CH S 0
、C1 、C1 、C1 メチル 2, 4—ジクロロ一 3—ホルミルベンゾェ一ト 2 5. 7 2 gをトルェ ン 1 0 Om 1に添加し、 次いで二トロェタン 3 9. 0 g、 n—ブチルアミン 1. 5 gを添加後、 還流下 2 1時間反応させた。 反応液は、 氷水にあけ、 酢酸ェチルで 抽出後 1規定塩酸、 飽和食塩水で洗浄し、 硫酸マグネシウムで乾燥した。 溶媒を 減圧留去して、 メチル 2, 4ージクロ口— 3— (2—ニトロ— 1—プロぺニル ) ベンゾェ一ト 3 4. 9 gを得た。 このものを精製することなく 30. 1 gをトル ェン 1 2 0m lと水 3 6 0m lの混合溶媒に添加し、 次いで鉄粉 20. 8 gおよび 塩化第二鉄 0. 4 gを加えた後、 8 0°Cで濃塩酸 1 0 4 gを滴下した。 滴下終了 後、 還流下に 1時間反応させた。 反応液は、 冷却後酢酸ェチルを添加し、 不溶物 を濾別した。 得られた有機層は、 水洗、 飽和食塩水で洗浄後、 無水硫酸マグネシ ゥムで乾燥した。 溶媒を減圧濃縮した後、 残留物をシリ力ゲルクロマトグラフィ 一で精製して、 メチル 2, 4—ジクロロ— 3— (2—ォキソプロピル) ベンゾ ェ一卜 1 9. 5 3 gを得た。 参考例 2 0 , C1, C1, C1 methyl 2,4-dichloro-13-formylbenzoate 25.72 g was added to toluene 10 Om1, followed by 39.0 g of ditroethane and n-butylamine 1 After addition of 5 g, the mixture was reacted under reflux for 21 hours. The reaction solution was poured into ice water, extracted with ethyl acetate, washed with 1N hydrochloric acid and saturated saline, and dried over magnesium sulfate. The solvent was distilled off under reduced pressure to obtain 34.9 g of methyl 2,4-dichloro mouth-3- (2-nitro-1-propenyl) benzoate. Without purification, 30.1 g was added to a mixed solvent of toluene 120 ml and water 360 ml, and then 20.8 g of iron powder and 0.4 g of ferric chloride were added. After that, 104 g of concentrated hydrochloric acid was added dropwise at 80 ° C. After the completion of the dropwise addition, the mixture was reacted for 1 hour under reflux. After cooling, ethyl acetate was added to the reaction solution, and insolubles were removed by filtration. The obtained organic layer was washed with water, washed with a saturated saline solution, and dried with anhydrous magnesium sulfate. After the solvent was concentrated under reduced pressure, the residue was purified by silica gel chromatography to obtain 19.53 g of methyl 2,4-dichloro-3- (2-oxopropyl) benzoate. Reference Example 20
メチル 2, 4—ジクロ口一 3— (2—ォキソ一 1ージメチルアミノメチリデ ンプロピル) ベンゾエー卜の製造  Production of methyl 2,4-dichloro-3- (2-oxo-1-dimethylaminomethylidenepropyl) benzoate
Figure imgf000132_0001
メチル 2, 4—ジクロロー 3— (2 ベンゾェ一卜 1 7. 0 9 gと、 N, N—ジメチルホルムアミ —ル 6 0m 1の混合物 を 2 2時間加熱還流させた。 反応液は、 減圧下に濃縮し、 残留物をシリカゲルク 口マトグラフィ一で精製して、 目的物メチル 2 , 4—ジクロ口— 3— ( 2—ォ キソ _ 1ージメチルアミノメチリデンプ口ピル) ベンゾェ一卜 5 . 6 1 gを得 た。 参考例 2 1
Figure imgf000132_0001
A mixture of 17.09 g of methyl 2,4-dichloro-3- (2 benzoate and 60 ml of N, N-dimethylformamyl Was heated to reflux for 22 hours. The reaction mixture is concentrated under reduced pressure, and the residue is purified by silica gel chromatography to obtain the desired product, methyl 2,4-dichloro-3— (2-oxo_1-dimethylaminomethylidylamine 5.6 g of benzoate was obtained. Reference Example 2 1
メチル 2 , 4—ジクロロー 3 _ ( 5 メチルイソォキサゾ一ルー 4 一ィル) --卜の製造  Production of methyl 2,4-dichloro-3_ (5-methylisoxazolyl 4-yl)
Figure imgf000133_0001
メチル 2, 4—ジクロロー 3— (2 —ォキソ一 1ージメチルアミノメチリデ ンプロピル) ベンゾェ一ト 4 . 1 0 gをジォキサン 2 0 m 1 と水 1 0 m 1に添加 し、 塩酸ヒドロキシルァミン 0 . 9 0 gを加え、 室温で 1 7時間攪拌した。 反応 液は氷水にあけ、 酢酸ェチルで抽出し、 飽和食塩水で洗浄後、 無水硫酸マグネシ ゥムで乾燥した。 溶媒を減圧濃縮した後、 残留物をシリ力ゲルクロマトグラフィ —で精製して、 ォキシム体を異性体混合物として 1. 8 gを得た。 このォキシム体 をトルエンに溶解し、 0 . 5 gの p—トルエンスルホン酸を添加し、 加熱還流下 3 0分攪拌した。 冷却後、 水洗、 飽和食塩水洗浄をして、 無水硫酸マグネシウム で乾燥した。 減圧下に濃縮し、 目的物メチル 2 , 4—ジクロロー 3— (5—メ チルイソォキサゾ一ルー 4 一ィル) ベンゾェ一ト 1. 4 2 gを得た。 参考例 2 2
Figure imgf000133_0001
Methyl 2,4-dichloro-3- (2-oxo-1-dimethylaminomethylidenepropyl) benzoate (4.10 g) was added to dioxane (20 ml) and water (10 ml), and hydroxylamine hydrochloride was added. 90 g was added, and the mixture was stirred at room temperature for 17 hours. The reaction solution was poured into ice water, extracted with ethyl acetate, washed with saturated saline, and dried over anhydrous magnesium sulfate. After the solvent was concentrated under reduced pressure, the residue was purified by silica gel chromatography to obtain 1.8 g of the oxime form as a mixture of isomers. This oxime compound was dissolved in toluene, 0.5 g of p-toluenesulfonic acid was added, and the mixture was stirred with heating under reflux for 30 minutes. After cooling, the mixture was washed with water and a saturated saline solution, and dried over anhydrous magnesium sulfate. The mixture was concentrated under reduced pressure to obtain 1.42 g of the desired product, methyl 2,4-dichloro-3- (5-methylisosazozo-l-yl) benzoate. Reference Example 2 2
メチル 2 —クロロー 3— (5—メチルイソォキサゾ一ルー 4 一ィル) 一 4 メチルチオベンゾェ一卜の製造 HsC02C
Figure imgf000134_0001
メチル 2 , 4—ジクロロー 3— (5 —メチルイソォキサゾ一ルー 4 一ィル) ベンゾェ一ト 1 . 4 2 gを D M F 2 O m 1に溶解し、 炭酸カリウム 0 . 7 0 g を添加後、 メチルメルカブタン 0. 3 5 gの D M F溶液を滴下した。 室温で 1 7時 間攪拌の後、 氷水にあけ、 酢酸ェチルで抽出した。 有機層は、 水洗および飽和食 塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を減圧留去して、 目的物 メチル 2—クロロー 3— (5—メチルイソォキサゾールー 4 一ィル) 一 4ーメ チルチオベンゾェ一ト 1. 1 7 gを得た。 参考例 2 3
Production of methyl 2-chloro-3- (5-methylisoxazolyl 4-yl) 1-4 methyl thiobenzoate H s C0 2 C
Figure imgf000134_0001
Dissolve 1.42 g of methyl 2,4-dichloro-3- (5-methylisoxazolyl 41-yl) benzoate in DMF 2 O m 1 and add 0.70 g of potassium carbonate Thereafter, a DMF solution of 0.335 g of methyl mercaptan was added dropwise. After stirring at room temperature for 17 hours, the mixture was poured into ice water and extracted with ethyl acetate. The organic layer was washed with water and saturated brine, and then dried over anhydrous magnesium sulfate. The solvent was distilled off under reduced pressure to obtain 1.17 g of the desired product, methyl 2-chloro-3- (5-methylisoxazole-4-yl) -14-methylthiobenzoate. Reference Example 2 3
メチル 2 —クロロー 4 一メタンスルホ二ルー 3— (5—メチルイソォキサゾ —ル— 4 一ィル) ベンゾェ一卜の製造  Preparation of methyl 2-chloro-4-monomethanesulfonyl 3- (5-methylisoxazolyl-4-yl) benzoate
Figure imgf000134_0002
メチル 2 —クロ口一 3— (5—メチルイソォキサゾールー 4 一ィル) — 4 一 メチルチオベンゾェ一ト 1 . 1 7 gをクロ口ホルム 2 0 m 1に溶解させ、 室温で m—クロ口過安息香酸 2 . 1 0 gを添加し、 室温で 7 4時間攪拌した。 反応液は 、 飽和重曹水で 3回洗浄後、 飽和食塩水で洗浄し、 無水硫酸マグネシウムで乾燥 した。 溶媒を減圧濃縮し、 残留物をシリ力ゲルクロマトグラフィ一で精製して、 目的物メチル 2—クロ口一 4 —メタンスルホ二ルー 3— (5—メチルイソォキ サゾールー 4一ィル) ベンゾエートを結晶として 0. 84 g得た c
Figure imgf000134_0002
Dissolve 1.17 g of methyl 2- (3-methyl-5-methylisoxazole-4-yl)-(4-methylthiobenzoate) in 20 ml of chloroform and m at room temperature. To the mixture was added 2.10 g of perbenzoic acid, and the mixture was stirred at room temperature for 74 hours. The reaction solution was washed three times with a saturated aqueous sodium hydrogen carbonate solution, washed with a saturated saline solution, and dried over anhydrous magnesium sulfate. The solvent is concentrated under reduced pressure, and the residue is purified by silica gel chromatography to obtain the desired product, methyl 2-chloro-1,4-methanesulfonyl 3- (5-methylisoquinone). 0.84 g of benzoate as crystals were obtained.
m 1 37 - 142 °C 参考例 24  m 1 37-142 ° C Reference example 24
2—クロロー 4一メタンスルホニルー 3— (5—メチルイソォキサゾ一ルー 4 ィル) ベンゾィックァシッ ドの製造  Manufacture of 2-chloro-4-monomethanesulfonyl-3- (5-methylisoxazolyl 4-yl) benzoic acid
Figure imgf000135_0001
メチル 2—クロロー 4—メタンスルホ二ルー 3— (5—メチルイソォキサゾ —ルー 4一ィル) ベンゾェ一ト 0. 84 gをジォキサン 20m 1に溶解し、 濃 塩酸 1 0mlを添加後、 加熱還流下に 1 6時間攪拌した。 冷却後、 ジォキサンを 留去して、 酢酸ェチルで抽出し、 有機層を飽和食塩水で洗浄後、 無水硫酸マグネ シゥムで乾燥した。 溶媒を減圧濃縮し、 残留物をシリ力ゲルクロマトダラフィ一 で精製して、 目的物 2—クロロー 4一メタンスルホ二ルー 3— (5—メチルイソ ォキサゾ一ルー 4ィル) ベンゾィックァシッ ドを結晶として 0. 69 g得た。 参考例 25
Figure imgf000135_0001
Dissolve 0.84 g of benzoate in 20 ml of dioxane, add 10 ml of concentrated hydrochloric acid, and heat the mixture. Methyl 2-chloro-4-methanesulfonyl 3- (5-methylisoxazo-ru-41-yl) The mixture was stirred under reflux for 16 hours. After cooling, dioxane was distilled off, extracted with ethyl acetate, and the organic layer was washed with saturated saline and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure, and the residue was purified by silica gel chromatography to obtain the desired product 2-chloro-41-methanesulfonyl 3- (5-methylisoxazo-1-yl 4-yl) benzoic acid. 0.69 g was obtained as crystals. Reference Example 25
メチル 2, 4ージクロ口一 3— (2—ジメチルァミノメチリデンー 1ーォキ ソプロピル) ベンゾェ一卜の製造  Manufacture of methyl 2,4-dichloro-1- (2-dimethylaminomethylidene-1-oxopropyl) benzoate
):
Figure imgf000135_0002
メチルマロン酸ジメチルエステル 1 3. 32 gをトルエン 1 50m 1に溶解 し、 マグネシウムェチラー卜 1 0. 43 gを加えて、 加熱還流下 2時間攪拌し た。 反応液を冷却後、 減圧でトルエンとともに低沸点分を留去し、 残留分をトル ェン 200 m 1に溶解した。 この中に、 室温で 3—メ トキシカルボ二ルー 2, 6 ージクロ口べンゾイルクロリ ド 24. 40 gを加え、 室温で 1時間さらに加熱 還流下 4.5時間攪拌した。 反応液は、 冷却後氷水に空け、 濃塩酸で酸性とし、 抽 出した有機層を飽和食塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を 減圧下に濃縮して、 結晶としてメチル 2, 4—ジクロロー 3— (3, 3—ジメ 卜キシカルボ二ルー 1 ォキソプロピル) ベンゾェ一卜 34.3 gを得た。
) :
Figure imgf000135_0002
Dissolve 13.32 g of methyl malonic acid dimethyl ester in 150 ml of toluene Then, 0.43 g of magnesium ethylate was added, and the mixture was stirred under heating and reflux for 2 hours. After cooling the reaction solution, low-boiling components were distilled off together with toluene under reduced pressure, and the residue was dissolved in toluene 200 ml. To this was added 24.40 g of 3-methoxycarboxy 2,6-dichlorobenzenebenzoyl chloride at room temperature, and the mixture was stirred at room temperature for 1 hour and further stirred under reflux for 4.5 hours. After cooling, the reaction solution was poured into ice water, acidified with concentrated hydrochloric acid, and the extracted organic layer was washed with saturated saline and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure to obtain 34.3 g of methyl 2,4-dichloro-3- (3,3-dimethylmethoxycarbonyl-1-oxopropyl) benzoate as crystals.
このものを水 40mlと濃硫酸 8m 1から調製した希硫酸と酢酸 63m Iに添 加し、 加熱還流下 1 2. 5時間攪拌した。 冷却後氷水にあけ、 酢酸ェチルで抽出 し、 水洗、 飽和食塩水洗浄の後、 無水硫酸マグネシウムで乾燥した。 減圧下に溶 媒を留去後、 残留物を DMFに溶解し、 炭酸カリウム存在下にヨウ化メチル常法 に従ってエステル化を行い、 3 プロピオフヱノン体 1 9. 3 1 gを得た (純度 50%) 。 この粗生成物の 1 4. 292を[^, N—ジメチルホルムアミ ドジメチ ルァセタール 60m 1に添加し、 加熱還流下 23. 5時間攪拌した。 冷却後、 減 圧下に低沸分を留去し、 残留物をシリカゲルクロマトグラフィーで精製して、 目 的物メチル 2, 4 ジクロ口一 3 _ (2 ジメチルアミノメチリデン一 1一才 キソプロピル) ベンゾエー卜 7.75 gを得た。  This was added to 63 ml of dilute sulfuric acid and acetic acid prepared from 40 ml of water and 8 ml of concentrated sulfuric acid, and the mixture was stirred for 12.5 hours under reflux with heating. After cooling, the mixture was poured into ice water, extracted with ethyl acetate, washed with water and saturated saline, and then dried over anhydrous magnesium sulfate. After evaporating the solvent under reduced pressure, the residue was dissolved in DMF, and esterified in the presence of potassium carbonate according to a conventional method of methyl iodide to obtain 19.31 g of a 3-propiophenone compound (purity 50%). ). 14.292 of this crude product was added to 60 ml of [^, N-dimethylformamide dimethyl acetal, and the mixture was stirred under heating and reflux for 23.5 hours. After cooling, the low-boiling components were distilled off under reduced pressure, and the residue was purified by silica gel chromatography. The target substance was methyl 2,4-dichloro-1,3- (2-dimethylaminomethylidene-1-1-year-old oxopropyl) benzoate. 7.75 g were obtained.
m p . 1 27. 5— 1 28 °C 参考例 26  m p. 1 27.5-1 28 ° C Reference example 26
メチル 2, 4 ジクロロー 3— (4ーメチルイソォキサゾ一ルー 5 ィル) ベンゾェ一卜の製造
Figure imgf000137_0001
Production of methyl 2,4-dichloro-3- (4-methylisoxazolyl-5-yl) benzoate
Figure imgf000137_0001
H3C\ H 3 C \
CI  CI
H3C02C、 H 3 C0 2 C,
、C1 メチル 2, 4—ジクロ口一 3— (2—ジメチルアミノメチリデンー 1ーォキ ソプロピル) ベンゾェ一ト 7. 57 gをジォキサン 3 Om 1と水 1 6m 1に溶 解し、 塩酸ヒドロキシルアミ ン 1. 70 gを添加し、 室温で 1 7時間攪拌した 。 減圧下に溶媒を留去後、 得られた残留物を酢酸ェチルに溶解し、 飽和食塩水で 洗浄してから、 無水硫酸マグネシウムで乾燥した。 溶媒を減圧留去後、 得られた 粗ォキシム体をトルエン 30m 1に溶解し、 0. 5 gの p—トルエンスルホン酸 を添加後、 加熱還流下に 14. 5時間攪拌した。 反応液を冷却後、 水洗、 飽和食 塩水洗浄を行い、 無水硫酸マグネシウムで乾燥した。 溶媒を減圧濃縮後、 得られ た残留分はシリカゲルクロマトグラフィーで精製して、 目的物メチル 2, 4— ジクロロー 3— (4—メチルイソォキサゾールー 5—ィル) ベンゾエー卜 0. 83 を得た。 参考例 27  Dissolve 7.57 g of C1, methyl 2,4-dichloro-1- (2-dimethylaminomethylidene-1-oxopropyl) benzoate in 3 Om1 of dioxane and 16 ml of water, and add hydroxylamine hydrochloride. 1. 70 g was added and stirred at room temperature for 17 hours. After evaporating the solvent under reduced pressure, the obtained residue was dissolved in ethyl acetate, washed with brine and dried over anhydrous magnesium sulfate. After evaporating the solvent under reduced pressure, the obtained crude oxime compound was dissolved in 30 ml of toluene, 0.5 g of p-toluenesulfonic acid was added, and the mixture was stirred under heating and reflux for 14.5 hours. After cooling the reaction solution, it was washed with water and saturated brine, and dried over anhydrous magnesium sulfate. After concentrating the solvent under reduced pressure, the obtained residue was purified by silica gel chromatography to give the desired product methyl 2,4-dichloro-3- (4-methylisoxazole-5-yl) benzoate 0.83. Obtained. Reference Example 27
2, 4—ジクロロー 3 (4ーメチルイソォキサゾ一ルー 5—ィル) ベンゾィ ックァシッ ドの製造
Figure imgf000138_0001
Manufacture of 2,4-dichloro-3 (4-methylisoxazolyl 5-yl) benzoic acid
Figure imgf000138_0001
メチル 2, 4ージクロ口一 3— (4ーメチルイソォキサゾールー 5—ィル) ベンゾェ一ト 0. 8 3 gをジォキサン 2 0 m 1に溶解し、 濃塩酸 5 m 1を添加後 、 加熱還流下に 1 5. 5時間攪拌した。 冷却後ジォキサンを留去して、 酢酸ェチ ルで抽出し、 有機層を飽和食塩水で洗浄後、 無水硫酸マグネシウムで乾燥した。 溶媒を減圧濃縮し、 残留物をシリ力ゲルクロマトグラフィ一で精製して、 目的物 2, 4—ジクロ口— 3— (4—メチルイソォキサゾ一ル一 5—ィル) ベンゾイツ クァシッ ドを結晶として 0. 4 8 g得た。 After dissolving 0.83 g of methyl 2,4-dichloro-3- (4-methylisoxazole-5-yl) benzoate in 20 ml of dioxane and adding 5 ml of concentrated hydrochloric acid, The mixture was stirred for 15.5 hours under reflux with heating. After cooling, the dioxane was distilled off, extracted with ethyl acetate, and the organic layer was washed with saturated saline and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure, and the residue was purified by silica gel chromatography to give the desired product, 2,4-dichloro mouth-3- (4-methylisoxazolyl-5-yl) benzoic acid. 0.48 g was obtained as crystals.
mp. ' 2 4 8 - 2 5 2 °C 参考例 2 8  mp. '2 4 8-25 2 ° C Reference Example 2 8
2, 6—ジクロロー 3—メ トンの製造  Production of 2, 6-dichloro-3-methone
Figure imgf000138_0002
マグネシウムェチラ一ト 1. 6 5 gをトルエン 3 Om 1に懸濁させ、 6 0〜7 0 °Cでァセト酢酸 t e r t—ブチルエステル 2. 2 8 gを滴下した。 2時間加熱 還流した後、 室温まで冷却し、 2, 6—ジクロ口— 3—メ 卜キシカルボ二ルペン ゾイルクロリ ド 3. 8 5 gを滴下し、 室温で 2時間、 さらに 5 0〜1 0 0°Cで 3 時間攪拌した。 室温まで冷却し、 反応混合物に希塩酸を加え、 酢酸ェチルで抽出 した。 有機層から 5%炭酸ナトリウム水溶液でアルカリ抽出した。 水層にクロ口 ホルムを加え、 希塩酸で酸析、 抽出を行い、 有機層を飽和食塩水で洗浄後、 無水 硫酸マグネシウムで乾燥した。 溶媒を減圧濃縮して、 2— (2, 6—ジクロロー 3—メ トキシカルボニルベンゾィル) ァセト酢酸 t e r t ブチルエステル 2. 8 O gを得た。 このものにトルエン 4 5 m 1を加え、 p—トルエンスルホン酸一水 和物 0. 2 gを添加して、 加熱還流下 6時間攪拌した。 反応液を冷却後、 酢酸ェ チル 2 0 0 m 1を加え、 水 2 0 0 m 1で二回洗浄の後、 有機層を飽和食塩水で洗 浄し、 無水硫酸マグネシゥムで乾燥した。 溶媒を減圧濃縮して、 2, 6 ジクロ ロー 3—メ トキシカルボニルベンゾィルアセトン 2. 1 O gを得た。 参考例 2 9
Figure imgf000138_0002
1.65 g of magnesium ethyl ether was suspended in 3 Om1 of toluene, and 2.28 g of tert-butyl acetoacetate was added dropwise at 60 to 70 ° C. After heating to reflux for 2 hours, cool to room temperature, and add 3.85 g of 2,6-dichloro-3--3-methoxycarbonyl chloride yl chloride dropwise at room temperature for 2 hours and then at 50 to 100 °. The mixture was stirred at C for 3 hours. After cooling to room temperature, dilute hydrochloric acid was added to the reaction mixture, and the mixture was extracted with ethyl acetate. The organic layer was subjected to alkali extraction with a 5% aqueous sodium carbonate solution. Add water to the aqueous layer, acid precipitate and extract with dilute hydrochloric acid, wash the organic layer with saturated saline, and then dry. Dried over magnesium sulfate. The solvent was concentrated under reduced pressure to obtain 2.8 Og of tert-butyl 2- (2,6-dichloro-3-methoxycarbonylbenzoyl) acetate. To this, 45 ml of toluene was added, 0.2 g of p-toluenesulfonic acid monohydrate was added, and the mixture was stirred under heating and reflux for 6 hours. After cooling the reaction solution, 200 ml of ethyl acetate was added, and the mixture was washed twice with 200 ml of water, and then the organic layer was washed with saturated saline and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure to obtain 2.1 g of 2,6-dichloro-3-methoxycarbonylbenzoylacetone. Reference Example 2 9
2, 4ージクロロー 3— (1, 3 ジメチルビラゾールー 5—ィル) ベンゾィ ックァシッ ドの製造  Manufacture of 2,4-dichloro-3- (1,3-dimethylviazol-5-yl) benzoic acid
Figure imgf000139_0001
Figure imgf000139_0001
Figure imgf000139_0002
Figure imgf000139_0002
2, 6—ジクロロー 3—メ トキシカルボニルベンゾィルアセトン 1. 1 0 g をエタノール 1 Om 1に溶解し、 メチルヒドラジン 0. 3 4 gを添加後、 室温で 3日間攪拌した。 反応液を濃縮後、 残留物をシリ力ゲルクロマトグラフィ一で精 製して、 2, 4—ジクロロー 3— (1, 3 ジメチルビラゾール— 5 ィル) ベ ンゾイツクァシッ ド エステルをメチルエステルとェチルエステルの混合物とし て 1. 7 5 g得た。 このエステル混合物 1. 7 5 gをエタノール 2 0m 1に溶解し 、 1規定水酸化ナトリゥム水溶液 2 0m lを加えて、 室温で 1 7時間攪拌した。 反応液を氷水 6 0m lにあけ、 濃塩酸で酸性とし、 析出した結晶を濾過、 乾燥の 後、 目的とする 2, 4—ジクロロー 3— (1, 3 - 'ルー 5—ィ ル) ベンゾィックァシッ ドを結晶として 1. 50 g得た 1.10 g of 2,6-dichloro-3-methoxycarbonylbenzoylacetone was dissolved in 1 Om1 of ethanol, and 0.34 g of methylhydrazine was added, followed by stirring at room temperature for 3 days. After concentrating the reaction mixture, the residue was purified by silica gel chromatography, and 2,4-dichloro-3- (1,3 dimethylvirazole-5-yl) benzoic acid ester was converted to a mixture of methyl ester and ethyl ester. As a result, 1.75 g was obtained. 1.75 g of this ester mixture was dissolved in 20 ml of ethanol, 20 ml of a 1 N aqueous sodium hydroxide solution was added, and the mixture was stirred at room temperature for 17 hours. The reaction solution was poured into 60 ml of ice water, acidified with concentrated hydrochloric acid, and the precipitated crystals were filtered and dried. Then, 1.50 g of the desired 2,4-dichloro-3- (1,3 -'- ro-5-yl) benzoic acid as a crystal was obtained.
mp. 204 - 208 °C 参考例 30  mp. 204-208 ° C Reference example 30
メチル 2, 4ージクロロー 3— (1, 5—ジメチルビラゾールー 3—ィル) --卜の製造  Production of methyl 2,4-dichloro-3- (1,5-dimethylviazol-3-yl)
Figure imgf000140_0001
Figure imgf000140_0001
メチル 2, 4—ジクロロー 3— (3—ォキソ _ 1ーブテニル) ベンゾェ一ト 11.2 gをエタノール 4 Om 1に溶解し、 メチルヒドラジン 1. 89 gを添加 後、 室温で一晩攪拌した後、 メチルヒドラジン 0. 38 gを添加して、 さらに 室温で 2時間攪拌した。 反応液を濃縮して、 カラムクロマトグラフィ一で精製し て、 メチル 2, 4ージクロ口一 3— (4, 5—ジヒドロ _ 1, 3—ジメチルビ ラゾールー 5—ィル) ベンゾェ一ト 1 0. 0 gと共に目的とするメチル 2, 4 ージクロ口一 3— (1, 5—ジメチルビラゾールー 3—ィル) ベンゾェ一ト 0 . 80 を得た。 参考例 3 1 Dissolve 11.2 g of methyl 2,4-dichloro-3- (3-oxo-1-butenyl) benzoate in 4 Om1 of ethanol, add 1.89 g of methylhydrazine, stir at room temperature overnight, then add methylhydrazine 0.38 g was added, and the mixture was further stirred at room temperature for 2 hours. The reaction mixture was concentrated and purified by column chromatography. Methyl 2,4-dichloro-1- (4,5-dihydro_1,3-dimethylbirazol-5-yl) benzoate 10.0 g Together with this, 0.80 of the desired methyl 2,4-dichloro-1- (1,5-dimethylbiazol-3-yl) benzoate was obtained. Reference example 3 1
2, 4ージクロロー 3 ( 1 , 5—ジメチルビラゾール一 3—ィル) ベンゾィ ックァシッ ドの製造 H3C02C
Figure imgf000141_0001
メチル 2, 4—ジクロロー 3— (1, 5—ジメチルビラゾールー 3—ィル) ベンゾェ一卜 0. 7 0 gをエタノール 7m 1に溶解し、 1規定水酸化ナトリウ ム水溶液 5 m 1を加えて、 室温で 1 7時間攪拌した。 反応液を氷水 2 0 m 1に空 け、 濃塩酸で酸性とし、 析出した結晶を濾過、 乾燥の後、 目的とする 2, 4ージ クロ口一 3— ( 1, 5—ジメチルビラゾールー 3—ィル) ベンゾィックァシッ ド を結晶として 0. 6 0 g得た。
Manufacture of 2,4-dichloro-3 (1,5-dimethylbirazol-3-yl) benzoic acid H 3 C0 2 C
Figure imgf000141_0001
0.70 g of methyl 2,4-dichloro-3- (1,5-dimethylbiazol-3-yl) benzoate was dissolved in 7 ml of ethanol, and 5 ml of 1N aqueous sodium hydroxide solution was added. And stirred at room temperature for 17 hours. The reaction solution is poured into ice water (20 ml), acidified with concentrated hydrochloric acid, and the precipitated crystals are filtered and dried, and the desired 2,4-dichloro-1- (1,5-dimethylvirazole) 3-yl) 0.60 g of benzoic acid was obtained as crystals.
m p . 2 2 2— 2 2 5。C 参考例 3 2  m p. 2 2 2—2 2 5. C Reference example 3 2
メチル 2, 4ージクロロー 3— (1, 3 ジメチルビラゾールー 5—ィル) -卜の製造  Production of methyl 2,4-dichloro-3- (1,3 dimethylbiazol-5-yl)
Figure imgf000141_0002
メチル 2, 4—ジクロ口一 3— (4, 5—ジヒ ドロ一 1, 3—ジメチルピラ ゾ一ルー 5—ィル) ベンゾェ一卜 6. 0 gをベンゼン 5 0m 1に溶解し、 2, 3—ジヒ ドロ一 5, 6—ジシァノベンゾキノン (DDQ) 9. 1 gを添加して、 加熱還流下に 6時間攪拌した。 冷却後、 不溶物を濾別し、 濾液を 1規定水酸化ナ トリウム水溶液で 2回洗浄し、 次いで水洗、 飽和食塩水で洗浄後、 無水硫酸マグ ネシゥムで乾燥した。 溶媒を減圧濃縮して、 残留物をシリ力ゲルクロマトグラフ ィ一で精製して、 目的とするメチル 2, 4—ジクロロー 3— (1, 3—ジメチ ルビラゾ一ル— 5—ィル) ベンゾェ一ト 1. 2 0 gを得た。 参考例 3 3
Figure imgf000141_0002
Dissolve 6.0 g of methyl 2,4-dichloro-1,3- (4,5-dihydro-1,3-dimethylpyrazol-5-yl) benzoate in 50 ml of benzene. 9.1 g of -dihydro-5,6-dicyanobenzoquinone (DDQ) was added, and the mixture was stirred with heating under reflux for 6 hours. After cooling, insolubles were removed by filtration, and the filtrate was washed twice with a 1N aqueous sodium hydroxide solution, then with water, saturated brine, and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure, and the residue was purified by silica gel chromatography to obtain the desired methyl 2,4-dichloro-3- (1,3-dimethyl). Rubirazol-5-yl) 1.20 g of benzoate was obtained. Reference example 3 3
メチル 2, 4—ジクロロー 3—ホルミルべンゾエー卜の製造  Production of methyl 2,4-dichloro-3-formylbenzoate
Figure imgf000142_0001
C1 メタノール 1 0 Om 1に 2 8%ナトリゥムメチラ一卜のメタノール溶液 2 6. 6 1 gを加え、 水冷下 2 5 °C以下で 2—二トロプロパン 1 2. 2 9 gを滴下した 。 次いでメチル 3—プロモメチルー 2, 4ージクロ口ベンゾェ一ト 4 1. 1 6 gを添加後、 加熱還流下 3 0分攪拌した。 反応液は冷却後、 減圧濃縮して、 その 残留分を酢酸ェチル 1 0 0 0 m lに溶解し、 氷冷下に 1 %水酸化ナトリゥム水溶 液で洗浄した。 有機層を水、 次いで飽和食塩水で洗浄後、 無水硫酸マグネシウム で乾燥した。 溶媒を減圧濃縮して、 得られた結晶をベンゼン、 次いで、 n—へキ サンで洗浄して、 目的物メチル 2, 4—ジクロロー 3—ホルミルべンゾエート を結晶として、 2 2. 0 0 g得た。
Figure imgf000142_0001
C1 Methanol 10 Om 1, 28% sodium methanol solution 26.61 g was added thereto, and under cooling with water at 25 ° C or lower, 2-nitropropane 12.29 g was added dropwise. Then, after adding 4.16 g of methyl 3-bromomethyl-2,4-dichlorobenzoate, the mixture was stirred for 30 minutes while heating under reflux. After cooling, the reaction solution was concentrated under reduced pressure, the residue was dissolved in 100 ml of ethyl acetate, and washed with 1% aqueous sodium hydroxide under ice-cooling. The organic layer was washed with water and then with a saturated saline solution and dried over anhydrous magnesium sulfate. The solvent was concentrated under reduced pressure, and the resulting crystals were washed with benzene and then with n-hexane to obtain 22.00 g of the desired product methyl 2,4-dichloro-3-formylbenzoate as crystals. Was.
〔除草剤〕 (Herbicide)
本発明化合物は、 畑作条件で、 土壌処理、 茎葉処理のいずれの方法でも高い除 草活性を示し、 アキノエノコログサ、 ォナモミ、 ィヌビュ、 ェンバク等の各種の 畑雑草等に高い効力を示し、 トウモロコシ、 小麦、 大麦等の麦類、 大豆、 ヮタ等 の作物に選択性を示す化合物も含まれている。  The compound of the present invention shows a high herbicidal activity under any conditions of upland crops, soil treatment and foliage treatment. It also contains compounds that have selectivity for barley and other crops, soybeans, ivy and other crops.
また、 本発明化合物は、 作物、 観賞用植物、 果樹等の有用植物に対し、 生育抑 制作用等の植物成長調節作用を示す化合物も含まれている。  The compound of the present invention also includes a compound exhibiting a plant growth regulating action for producing growth suppression and the like against useful plants such as crops, ornamental plants and fruit trees.
また本発明化合物は、 特に水田雑草のノビエ、 タマガヤッリ、 ォモダカ、 ホタ ルイ等の雑草に対し、 優れた殺草効力を有し、 イネに選択性がある。  In addition, the compound of the present invention has excellent herbicidal activity against paddy weeds such as Nobie, Tamagayari, Omodaka and Hotaru, and has selectivity for rice.
更に本発明化合物は果樹園、 芝生、 線路端、 空き地等の雑草の防除にも適用す ることができる。  Further, the compound of the present invention can be applied to the control of weeds in orchards, lawns, track ends, vacant lots and the like.
本発明除草剤は、 本発明化合物の 1種又は 2種以上を有効成分として含有する 。 本発明化合物を実際に施用する際には他成分を加えず純粋な形で使用できるし 、 また農薬として使用する目的で一般の農薬のとり得る形態、 即ち、 水和剤、 粒 剤、 粉剤、 乳剤、 水溶剤、 懸濁剤、 フロアブル等の形態で使用することもできる 。 添加剤および担体としては固型剤を目的とする場合は、 大豆粉、 小麦粉等の植 物性粉末、 珪藻土、 燐灰石、 石こう、 タルク、 ベントナイ ト、 パイロフィライ ト 、 クレイ等の鉱物性微粉末、 安息香酸ソーダ、 尿素、 芒硝等の有機及び無機化合 物が使用される。 液体の剤型を目的とする場合は、 ケロシン、 キシレンおよびソ ルベントナフサ等の石油留分、 シクロへキサン、 シクロへキサノン、 ジメチルホ ルムアミ ド、 ジメチルスルホキシド、 アルコール、 アセトン、 トリクロルェチレ ン、 メチルイソプチルケトン、 鉱物油、 植物油、 水等を溶剤として使用する。 こ れらの製剤において均一かつ安定な形態をとるために、 必要ならば界面活性剤を 添加することもできる。  The herbicide of the present invention contains one or more of the compounds of the present invention as an active ingredient. When the compound of the present invention is actually applied, it can be used in a pure form without adding other components, and can be used in the form of a general pesticide for the purpose of using it as a pesticide, that is, a wettable powder, a granule, a powder, It can also be used in the form of emulsions, aqueous solvents, suspensions, flowables and the like. When a solid agent is used as an additive or carrier, plant powders such as soybean flour and flour, diatomaceous earth, apatite, gypsum, talc, bentonite, mineral fine powders such as pyrophyllite and clay, and benzoic acid Organic and inorganic compounds such as soda, urea and sodium sulfate are used. For liquid dosage forms, petroleum fractions such as kerosene, xylene and solvent naphtha, cyclohexane, cyclohexanone, dimethylformamide, dimethylsulfoxide, alcohol, acetone, trichloroethylene, methylisobutyl ketone, Use mineral oil, vegetable oil, water, etc. as solvent. Surfactants can be added, if necessary, to obtain a uniform and stable form in these preparations.
本発明除草剤における有効成分濃度は、 前述した製剤の形により種々の濃度に 変化するものであるが、 例えば、 水和剤に於いては、 5〜9 0 %、 好ましくは 1 0〜 8 5 % :乳剤に於いては、 3〜 7 0 %、 好ましくは 5〜 6 0 %:粒剤に於い ては、 0 . 0 1〜5 0 %、 好ましくは、 0 . 0 5 %〜4 0 %の濃度が用いられる このようにして得られた水和剤、 乳剤は水で所定の濃度に希釈して懸濁液或い は乳濁液として、 粒剤はそのまま雑草の発芽前又は発芽後に散布処理もしくは混 和処理される。 実際に本発明除草剤を適用するに当たっては 1ヘクタール当たり 有効成分 0 . 1 g以上の適当量が施用される。 The concentration of the active ingredient in the herbicide of the present invention varies depending on the form of the preparation described above. For example, in the case of a wettable powder, the concentration is 5 to 90%, preferably 10 to 85%. % : 3 to 70%, preferably 5 to 60% in the emulsion: 0.01 to 50%, preferably 0.05 to 40% in the granule % Concentration is used The wettable powder and emulsion thus obtained are diluted with water to a predetermined concentration to form a suspension or emulsion, and the granules are sprayed or mixed before or after germination of the weeds. Is done. In applying the herbicide of the present invention, an appropriate amount of the active ingredient of 0.1 g or more per hectare is applied.
又、 本発明除草剤は公知の殺菌剤、 殺虫剤、 殺ダニ剤、 除草剤、 植物成長調整 剤、 肥料等と混合して使用することも出来る。 特に、 除草剤と混合使用すること により、 使用薬量を減少させることが可能である。 又、 省力化をもたらすのみな らず、 混合薬剤の相乗作用により一層高い効果も期待できる。 その場合、 複数の 公知除草剤との組合せも可能である。  The herbicide of the present invention can also be used by mixing with known fungicides, insecticides, acaricides, herbicides, plant growth regulators, fertilizers, and the like. In particular, it is possible to reduce the amount of drug used by mixing and using herbicides. In addition to the labor saving, the synergistic action of the mixed drug can be expected to have a higher effect. In that case, a combination with a plurality of known herbicides is also possible.
本発明除草剤と混合使用するにふさわしい薬剤としては、 ジフルフヱニカン、 プロパニル等のァニリ ド系除草剤、 ァラクロ一ル、 プレチラクロール等のクロ口 ァセロア二リ ド系除草剤、 2 , 4一 D、 2, 4一 D B等のァリールォキシアル力 ン酸系除草剤、 ジクロホップ—メチル、 フヱノキサプロップ一ェチル等のァリ一 ルォキシフエノキシアルカン酸系除草剤、 ジカンパ、 ピリチォバック等のァリ一 ルカルボン酸系除草剤、 イマザキン、 イマゼタピル等のイミダゾリノン系除草剤 、 ジゥロン、 イソプロッロン等のウレァ系除草剤、 クロルプロファム、 フヱンメ ジファム等のカーバメート系除草剤、 チォベンカルプ、 E P T C等のチォカーバ メート系除草剤、 トリフルラリン、 ペンジメタリン等のジニトロァニリン系除草 剤、 アシフルオルフヱン、 ホメサフヱン等のジフヱ二ルェ一テル系除草剤、 ベン スルフロン一メチル、 ニコスルフロン等のスルホニルゥレア系除草剤、 メ トリブ ジン、 メタミ トロン等のトリアジノン系除草剤、 アトラジン、 シアナジン等のト リアジン系除草剤、 フルメッラム等のトリァゾピリ ミジン系除草剤、 プロモキシ ニル、 ジクロべニル等の二トリル系除草剤、 クロリダゾン、 ノルフルラゾン等の ピリダジノン系除草剤、 グリホサ一ト、 グルホシネ一ト等のリン酸系除草剤、 パ ラコート、 ジフヱンゾコート等の 4級アンモニゥム塩系除草剤、 フルミクロラッ クーペンチル、 フルチァセッ トーメチル等の環状イミ ド系除草剤、 その他として 、 イソキサベン、 エトフメセ一ト、 ォキサジァゾン、 キンク口ラック、 クロマゾ ン、 スルコトリオン、 シンメチリン、 ジチォピル、 ピラゾレート、 ピリデート、 フルポキサム、 ベン夕ゾン、 ベンフルセ一ト、 更に、 セトキシジム、 トラルコキ ジム等のシクロへキサンジオン系除草剤等が挙げられる。 又、 これらの組み合わ せた物に植物油及び油濃縮物を添加することも出来る。 Suitable agents to be used in combination with the herbicide of the present invention include anilide herbicides such as diflupanican and propanil, and closular aceroalide-based herbicides such as arachlor and pretilachlor, 2, 41-D, 2, 4-1-Alkyl herbicides such as DB Acid herbicides such as diclohop-methyl, phenyloxapropenyl, etc. Alioxyphenoxyalkanoic acid herbicides such as dicampa and pyrithiobac Polycarboxylic acid herbicides, imazaquinone, imazethapyr, etc., imidazolinone herbicides, diurone, isoprolone, etc. Herbicides, dinitroaniline herbicides such as trifluralin and pendimethalin, Ashiflu Diphenyl ether herbicides such as rufen and homesaphen; sulfonylurea herbicides such as benzulfuron-methyl and nicosulfuron; triazinon herbicides such as metrifudine and metamitrone; and triazines such as atrazine and cyanazine. Herbicides, triazopyrimidine herbicides such as flumellam, nitrile herbicides such as promoxinil and diclobenyl, pyridazinone herbicides such as chloridazone and norflurazon, and phosphoric acid herbicides such as glyphosate and glufosinate Quaternary ammonium salt herbicides such as paraquat and difunzoquat; cyclic imid herbicides such as flumicrolaccopentyl and fluthiacetomethyl; and others, such as isoxaben, ethofumeset, oxaxiazone, kink mouth lac, chromazon, and suzone. Leukotrione, symmethillin, dithiopyr, pyrazolate, pyridate, flupoxam, benzozon, benflucet, and cetoxydim, tralkoki And cyclohexanedione herbicides such as Jim. Vegetable oils and oil concentrates can also be added to these combined products.
〔除草剤〕 (Herbicide)
次に、 本発明除草剤に関する製剤例を若干示すが、 有効成分化合物、 添加物及 び添加割合は、 本実施例にのみ限定されることなく、 広い範囲で変更可能である 。 製剤実施例中の部は重量部を示す。 実施例 5 水和剤  Next, some formulation examples of the herbicide of the present invention are shown, but the active ingredient compounds, additives, and the addition ratio can be changed in a wide range without being limited only to the present example. Parts in Formulation Examples are parts by weight. Example 5 wettable powder
本発明化合物 2 0部 ホワイ トカーボン 2 0部 ケィソゥ土 5 2部 アルキル硫酸ソ一ダ 8部 以上を均一に混合、 微細に粉砕して、 有効成分 2 0 %の水和剤を得た c 実施例 6 乳剤  Compound of the present invention 20 parts White carbon 20 parts Caeso earth 52 2 parts Sodium alkyl sulfate 8 parts More than uniformly mixed and finely pulverized to obtain a wettable powder with 20% of active ingredient c Example 6 emulsion
本発明化合物 2 0部 キシレン 5 5部 ジメチルホルムアミ ド 1 5部 ポリォキシエチレンフエ二ルェ一テル 1 0部 以上を混合、 溶解して有効成分 2 0 %の乳剤を得た c 実施例 7 粒剤  Compound of the present invention 20 parts Xylene 55 parts Dimethylformamide 15 parts Polyoxyethylene phenyl ether 10 parts More than 10 parts were mixed and dissolved to obtain an emulsion containing 20% of active ingredient. C Example 7 Granules
本発明化合物 5部 タルク 4 0部 クレー 3 8部 ベン卜ナイ ト 1 0部 アルキル硫酸ソ一ダ 7部 以上を均一に混合して微細に粉砕後、 直径 0. 5〜1. 0 mmの粒状に造粒し て有効成分 5 %の粒剤を得た。 次に本発明除草剤の効果に関する試験例を示す。 Compound of the present invention 5 parts Talc 40 parts Clay 3 8 parts Bentonite 10 parts Sodium alkyl sulfate 7 parts The above mixture was uniformly mixed and finely pulverized, and then granulated into a particle having a diameter of 0.5 to 1.0 mm to obtain a granule having an active ingredient of 5%. Next, test examples regarding the effect of the herbicide of the present invention will be described.
除草効果は下記の調査基準に従つて調査し、 殺草指数で表した。 殺 草 率 殺 草 指 数  The herbicidal effect was investigated according to the following criteria and expressed as a herbicidal index. Killing rate killing index
0% 0  0% 0
20〜29% 2  20-29% 2
40〜49% 4  40-49% 4
60〜69% 6  60-69% 6
80〜89% 8  80-89% 8
1 00% 1 0  1 00% 1 0
また、 1、 3、 5、 7、 9の数値は、 各々 0と 2、 2と 4、 4と 6、 6と 8、 8と 1 0の中間の値を示す。 また、 殺草率は次の計算式により算出した。  The numbers 1, 3, 5, 7, and 9 are intermediate values between 0 and 2, 2 and 4, 4 and 6, 6 and 8, and 8 and 10, respectively. The weed kill rate was calculated by the following formula.
(無処理区の地上部生草重 -処理区の地上部生草重) 殺草率 (%) = X 1 00 無処理区の地上部生草重  (Aboveground fresh grass weight in untreated area-Above-ground fresh grass weight in treated area) Herbicidal rate (%) = X100 Above-ground fresh grass weight in untreated area
試験例 1 畑作茎葉散布処理試験 Test example 1 Upland foliage spraying test
200 cm2 のポッ トに土壌を充塡し、 ィチビ、 ィヌビュ、 ォナモミ、 アキノ ェノコログザ、 ェンパク、 トウモロコシ、 コムギの各種子を播き、 覆土後温室内 で生育させた。 各植物が 5〜30 cmの草丈に生育した時点で各供試化合物の実 施例 6に示した乳剤の水希釈液を、 有効成分が 250 gZh aになるように小型 噴霧器にて茎葉部に散布した。 3週間後に除草効果及び作物薬害を調査し、 その 結果を第 22表に示した。 第 2 2 表 化合物番号 薬罱 ィチビ ィヌビュ ォナモミ アキノ ェンパク トウモ□コシ コムギ 200 Takashi塡the soil pots of cm 2, Ichibi, Inubyu, sowing Onamomi, Aquino Enokoroguza, Enpaku, corn, and each seed of wheat, grown after cover soil in a greenhouse. When each plant has grown to a plant height of 5 to 30 cm, a water dilution of the emulsion shown in Example 6 of each test compound is applied to the foliage with a small sprayer so that the active ingredient becomes 250 gZha. Sprayed. Three weeks later, the herbicidal effect and crop damage were investigated. The results are shown in Table 22. Table 22.Compound No.Pharmaceuticals
g/ha ェノコ Qグサ  g / ha Enoko Q
7 250 1 0 1 π 1 π 1 Π 6 0 2 7 250 1 0 1 π 1 π 1 Π 6 0 2
T ― 1 1 r j 1 0 1 1 1 9 2 0T ― 1 1 r j 1 0 1 1 1 9 2 0
T 1 一 1 1 u 9 Q ϋ 1 0 1 0 9 0 0T 1 1 1 1 u 9 Q ϋ 1 0 1 0 9 0 0
T ― 1 1 7 ft 9 Q ϋ Q ϋ ο 5 0 T ― 1 1 7 ft 9 Q ϋ Q ϋ ο 5 0
T 一 1 1 ο β 9 1 ο Q ϋ 1 π 6 0  T 1 1 1 ο β 9 1 ο Q ϋ 1 π 6 0
T 一 1 ? 1 1 0 1 o 1 ο 1 0 1 0 0 T-one? 1 1 0 1 o 1 ο 1 0 1 0 0
T ― 1 ? 8 1 π fi o 0 0 0T-1? 8 1 π fi o 0 0 0
T 一 1 9 R 9 1 o 1 o 1 0 8 0 ―T-1 9 R 9 1 o 1 o 1 0 8 0 ―
I 一 1 2 8 7 9 8 1 0 1 0 0 0I one 1 2 8 7 9 8 1 0 1 0 0 0
I - 1 3 0 8 1 0 1 0 6 6 1 m - 6 7 1 0 1 0 1 0 6 0 0I-1 3 0 8 1 0 1 0 6 6 1 m-6 7 1 0 1 0 1 0 6 0 0
I V - 5 1 0 8 6 1 0 6 0I V-5 1 0 8 6 1 0 6 0
I V - 1 7 1 0 1 0 1 0 1 0 5 0I V-1 7 1 0 1 0 1 0 1 0 5 0
IV— 6 7 9 1 0 1 0 1 0 0 0 0 IV— 6 7 9 1 0 1 0 1 0 0 0 0
試験例 2 水田茎葉処理試験 Test example 2 Paddy foliage treatment test
表面積が 1 0 0 cm2 のポッ トに水田土壌を充填し、 代搔き後、 ノビエ、 ホ夕 ルイ、 コナギおよびォモダカの種子を播種したのち、 2葉期のイネを移植した。 これを温室内で生育させ、 各雑草が 1 ~ 1. 5葉期になつた時点で水深 3 c mに 湛水した後、 各供試化合物の実施例 5で示した水和剤の水希釈液を、 有効成分が 6 3 g/h aとなるように滴下処理した。 処理 3週間後に除草効果およびィネの 薬害程度を調査し、 その結果を第 2 3表に示した。 A pot with a surface area of 100 cm 2 was filled with paddy soil, and after replacement, seeds of Nobie, Hoyu Rui, Konagi and Omodaka were sown, and the rice plants at the two leaf stage were transplanted. This was grown in a greenhouse, and when the weeds reached the 1- to 1.5-leaf stage, they were flooded at a depth of 3 cm. Was dripped so that the active ingredient became 63 g / ha. Three weeks after the treatment, the herbicidal effect and the degree of phytotoxicity of rice were investigated. The results are shown in Table 23.
第 2 3 表 Table 23
化合 朵里 ノビエ '丁、 ル 1 つ + や夕似 1  Kaori Kaori Novie 'Cho, Le 1 + Yui 1
g / h a  g / ha
 "
I 一 1 1 5 6 3 丄 0 7 8 0  I 1 1 1 5 6 3 丄 0 7 8 0
n  n
I ― 1 1 0 〃 丄 (J 7 9 1  I ― 1 1 0 〃 丄 (J 7 9 1
丄 一 1 1 ί 〃 0  丄 1 1 1 ί 〃 0
0 6 7 0  0 6 7 0
I 一 1 1 ο  I one 1 1 ο
0 〃 丄 U 8 7 0  0 〃 丄 U 8 7 0
I ― 1 1 丄 U 8 7 0  I ― 1 1 丄 U 8 7 0
I ― 1 o 1 0 〃 1 (J 6 8 0  I ― 1 o 1 0 〃 1 (J 6 8 0
I 一 1 1 1 〃 丄 U 8 8 1  I 1 1 1 1 〃 丄 U 8 8 1
1 o  1 o
L y 〃 A  L y 〃 A
丄 U 6 7 0  丄 U 6 7 0
I 一 1 3 5 〃 1 0 8 8 1  I 1 1 3 5 〃 1 0 8 8 1
m - 6 〃 1 0 6 8 0  m-6 〃 1 0 6 8 0
IV - 5 〃 1 0 8 8 1  IV-5 〃 1 0 8 8 1
IV - 1 7 〃 1 0 8 6 0  IV-1 7 〃 1 0 8 6 0
IV 6 7 9 8 8 0  IV 6 7 9 8 8 0
産業上の利用の可能性 : Industrial potential:
以上説明したように、 本発明化合物は優れた除草活性及び作物選択性を有する ため、 本発明化合物を含有する組成物は除草剤として有用である。  As described above, since the compound of the present invention has excellent herbicidal activity and crop selectivity, a composition containing the compound of the present invention is useful as a herbicide.

Claims

請 求 の 範 囲 The scope of the claims
1. 式 〔 I〕 1. Formula [I]
〔 I〕
Figure imgf000150_0001
[I]
Figure imgf000150_0001
〔式中、 R1 、 R2 及び R3 は、 同一又は相異なって、 ハロゲン原子、 ァ ルキル基、 アルコキシ基、 ニトロ基、 シァノ基、 Cl ハロアルキル基、[Wherein, R 1 , R 2 and R 3 are the same or different and are each a halogen atom, an alkyl group, an alkoxy group, a nitro group, a cyano group, a Cl haloalkyl group,
Cl ハロアルコキシ基、 C,- アルキルチオ基、 〇ト 6 アルキルスルフィニル 基又は d— 6 アルキルスルホ二ル基を表す。 Cl haloalkoxy group, C, - an alkylthio group, 〇 preparative 6 alkylsulfinyl group or a d-6 alkyl sulfonyl Le group.
nは 0、 1、 2を表す。 nが 2のとき、 R3 は同一でも相異なっていてもよい n represents 0, 1, and 2. When n is 2, R 3 may be the same or different
He tは、 炭素原子部分で結合する、 R7 および R8 で置換されてもよい N、 0若しくは S原子を 1から 3個含む飽和あるいは不飽和 5員へテロ環基を表す。 Het represents a saturated or unsaturated 5-membered heterocyclic group containing 1 to 3 N, 0 or S atoms which may be substituted by R 7 and R 8 , which are bonded at a carbon atom portion.
R" は、 水素原子、 d— G アルキル基、 ハロアルキル基、 ヒドロキシ C アルキル基、 又は d アルコキシじ 6 アルキル基を表す。 R "represents a hydrogen atom, a d- G alkyl group, a haloalkyl group, a hydroxy C alkyl group, or a 6 alkyl group of d alkoxy.
R5 は、 水素原子、 d— 6 アルキル基、 C2-G アルケニル基又は C2— アルキ 二ル基を表す。 R 5 represents a hydrogen atom, a d- 6 alkyl group, a C 2 -G alkenyl group or a C 2 -alkenyl group.
R6 は、 d アルキル基、 C3-8 シクロアルキル基、 (C アルキル基、 C アルコキシ基、 Ci- ハロアルキル基、 d— 6 ハロアルコキシ基、 ニトロ 基又はハロゲン原子によって置換されていてもよい) フヱニル基を表す。 R 6 is, d alkyl groups, C 3 - 8 cycloalkyl group, (C alkyl groups, C alkoxy, CI- haloalkyl, d-6 haloalkoxy group, may be substituted by nitro group or a halogen atom) Represents a phenyl group.
Xは、 S02 、 (CH2 ) mC〇、 アルキル基で置換されてもよい Ci-6 アル キレン基または単結合を表す。 X is, S0 2, represents a (CH 2) MC_〇 may be substituted with an alkyl group CI- 6 Al Killen group or a single bond.
mは 0、 1、 2、 3を表す。 〕 で表される化合物。 m represents 0, 1, 2, and 3. ] The compound represented by these.
2. H e tが、 2. Het is
Figure imgf000151_0001
Figure imgf000151_0002
Figure imgf000151_0003
Figure imgf000151_0001
Figure imgf000151_0002
Figure imgf000151_0003
〔式中、 R7 および R8 は、 それぞれ独立して水素原子、 6 アルキル基又はWherein R 7 and R 8 are each independently a hydrogen atom, a 6 alkyl group or
C アルコキシ基、 ハロゲン原子または d ハロアルキル基を表す。 〕 で表される群から選ばれた一種である請求項 1記載の化合物。 C represents an alkoxy group, a halogen atom or a d-haloalkyl group. 2. The compound according to claim 1, wherein the compound is one selected from the group represented by:
3. 式 〔 I〕 3. Equation [I]
〔I〕
Figure imgf000152_0001
[I]
Figure imgf000152_0001
〔式中、 IV , R2 、 R3 、 R4 、 R5 、 R6 、 H e t、 X及び nは、 前記と同 じ意味を表す。 〕 [Wherein, IV, R 2 , R 3 , R 4 , R 5 , R 6 , Het, X and n have the same meanings as described above. ]
で表される化合物の一種又は二種以上を有効成分として含有することを特徴とす る除草剤。 A herbicide comprising one or more of the compounds represented by the formula (I) as an active ingredient.
PCT/JP1997/003736 1996-11-13 1997-10-16 Novel heterocycle substituted benzene derivatives and herbicide WO1998021187A1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000034247A2 (en) * 1998-12-04 2000-06-15 Basf Aktiengesellschaft Method for producing pyrazolylbenzoyl derivatives and novel pyrazolylbenzoyl derivatives
WO2001046182A1 (en) * 1999-12-22 2001-06-28 Basf Aktiengesellschaft 3-(4,5-dihydroisoxazole-5-yl)benzoylpyrazole

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6253971A (en) * 1985-09-03 1987-03-09 Nissan Chem Ind Ltd Pyrazole derivative, production thereof and selective herbicide
JPH02173A (en) * 1987-03-17 1990-01-05 Nissan Chem Ind Ltd Pyrazole derivative and selective herbicide
WO1996026206A1 (en) * 1995-02-24 1996-08-29 Basf Aktiengesellschaft Pyrazol-4-yl-benzoyl derivatives and their use as herbicides

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
JPS6253971A (en) * 1985-09-03 1987-03-09 Nissan Chem Ind Ltd Pyrazole derivative, production thereof and selective herbicide
JPH02173A (en) * 1987-03-17 1990-01-05 Nissan Chem Ind Ltd Pyrazole derivative and selective herbicide
WO1996026206A1 (en) * 1995-02-24 1996-08-29 Basf Aktiengesellschaft Pyrazol-4-yl-benzoyl derivatives and their use as herbicides

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000034247A2 (en) * 1998-12-04 2000-06-15 Basf Aktiengesellschaft Method for producing pyrazolylbenzoyl derivatives and novel pyrazolylbenzoyl derivatives
WO2000034247A3 (en) * 1998-12-04 2000-11-23 Basf Ag Method for producing pyrazolylbenzoyl derivatives and novel pyrazolylbenzoyl derivatives
WO2001046182A1 (en) * 1999-12-22 2001-06-28 Basf Aktiengesellschaft 3-(4,5-dihydroisoxazole-5-yl)benzoylpyrazole
US7151075B2 (en) 1999-12-22 2006-12-19 Basf Aktiengesellschaft 3-(4,5-Dihydroisoxazole-5-yl)benzoylpyrazole

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