Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D335/00—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom
  • C07D335/04—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
  • C07D335/06—Benzothiopyrans; Hydrogenated benzothiopyrans
• • A—HUMAN NECESSITIES
  • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
  • A01N—PRESERVATION 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
  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
  • A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
  • A01N43/06—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings
  • A01N43/12—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings condensed with a carbocyclic ring
• • A—HUMAN NECESSITIES
  • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
  • A01N—PRESERVATION 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
  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
  • A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
  • A01N43/14—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings
  • A01N43/18—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings with sulfur as the ring hetero atom
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
  • C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
  • C07D333/52—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
  • C07D333/62—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
  • C07D333/64—Oxygen atoms
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
  • C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
  • C07D333/52—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
  • C07D333/62—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
  • C07D333/66—Nitrogen atoms not forming part of a nitro radical
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
  • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
  • C07D495/10—Spiro-condensed systems

Definitions

• the present invention relates to new benzoyl derivatives with herbicidal activity, processes for the preparation of the benzoyl derivatives, compositions containing them and the use of these derivatives or compositions containing them for weed control.
• Herbicidal 2-aroylcyclohexanediones are known from the literature, for example from EP 283261, EP 90262, EP 135191, EP 186118, EP 186119, EP 186120, EP 319075, WO 9005712,
• the task was to find new 2-aroylcyclohexanediones with improved properties.
• L, M is hydrogen, -CC 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl,
• Ci-C ⁇ -alkoxy where these groups may optionally be substituted by one to five halogen atoms or -CC 4 alkoxy; Halogen, cyano, nitro, a group - (A -SfOJ n R 1 or a group- (A) m -CO-R 2 ;
• CR 10 R -.-., CR 7 -SR 8 1,3-dioxanyl or 1,3-dioxolanyl substituted with hydrogen or -CC 4 alkyl; a heteroatom selected from the group consisting of oxygen, sulfur and nitrogen;
• R 1 C 1 -C alkyl, -CC 4 haloalkyl or NR 14 ;
• R 2 C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C ! -C 4 alkoxy or NR 14 ;
• R 3 is hydrogen, -NR 9 R 4 ; C 1 -C 6 alkyl, C 1 -C 6 haloalkyl,
• R 4 is hydrogen, -CC 6 alkyl, -C-C 6 haloalkyl, C 2 -C 6 alkenyl,
• R 7 is hydrogen, Ci-C ⁇ -alkyl, C 4 -alkoxy, C 4 haloalkyl,
• R 8 is hydrogen, Ci-C ⁇ alkyl, C ⁇ -C 4 haloalkyl, substituted phenyl wherein the substituents may consist of C 1 -C 4 -alkyl, C 4 -alkoxy, C 4 haloalkoxy, C ⁇ -C 4 -haloalkyl, halogen, cyano, nitro; Substituted benzyl where the substituents can consist of -CC 4 alkyl, -C 4 alkoxy, -C 4 -C haloalkoxy, -C 4 -Chaloalkyl, halogen, cyano, nitro; ⁇ o R n independently of one another hydrogen, Ci-C ⁇ alkyl; Phenyl optionally substituted with one to three halogens, C 1 -C 4 -alkyl, C 4 -alkoxy, C 4 -haloalkoxy, nitro;
• R 10 and R 12 or R 10 and R 23 or R 10 and R 21 may form a bond;
• R 12 , R 13 independently of one another are hydrogen, Ci-C ß- alkyl,
• R 14 C 1 -C 4 alkyl
• R 21 is hydrogen, -CC 6 -alkyl, Ci-C ⁇ -haloalkyl, -C-C 6 alkoxy,
• C ⁇ -C 6 -haloalkoxy optionally substituted phenyl where the substituents can consist of -CC 4 -alkyl, -C-C 4 -alkoxy, -C-C 4 -haloalkoxy, C ⁇ -C 4 -haloalkyl, halogen, cyano, nitro;
• R 22 is hydrogen, C 1 -C 6 -alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 alkoxy,
• Ci-C ⁇ - haloalkoxy optionally substituted phenyl where the substituents can consist of C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 1 -C 4 haloalkoxy, C 1 -C 4 haloalkyl, halogen, cyano, nitro;
• R 23 is hydrogen, Ci-C ⁇ -alkyl, C 2 -C 6 alkenyl, -CC 6 alkoxy;
• phenyl or benzyl optionally substituted with C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 1 -C 4 haloalkoxy, C 1 -C 4 haloalkyl, halogen, cyano, nitro;
• Q is a cyclohexane-1,3-dione ring linked in the 2-position
• R 15 , R 16 , R 18 and R 20 are hydrogen or Cx ⁇ alkyl
• R 19 is hydrogen, C-- . -C 4 represents alkyl or a group -COOR 14 ;
• R 17 denotes hydrogen, C 1 -C 4 -alkyl, C 3 -C 4 -cycloalkyl, where these groups can optionally carry one to three of the following substituents: halogen C1-C4-alkylthio or Ci-alkoxy, or
• R 17 is tetrahydropyranyl-3, tetrahydropyranyl-4 or tetrahydro-thiopyranyl-3, or
• Compounds of the formula Ia-Ie are obtained by
• T in the formulas mentioned has the meaning halogen or OH and L, M, X, Y and n have the meaning given above.
• the reactants and the auxiliary base are expediently used in equimolar amounts. A slight excess, e.g. 1.2 to 1.5 molar equivalents, based on II, the auxiliary base can possibly be beneficial.
• Suitable auxiliary bases are tertiary alkylamines, pyridine or
• Alkali carbonates As a solvent e.g. Methylene chloride, dioxane, diethyl ether, toluene, acetonitrile or ethyl acetate can be used.
• the reaction mixture is preferably cooled to 0 to 10 ° C, then at a
• the rearrangement of the enol esters to the compounds of the formula Ia-Ie is advantageously carried out at from 20 to 40 ° C. in a solvent and in the presence of an auxiliary base and with the aid of a cyano compound as a catalyst.
• Suitable auxiliary bases are tertiary alkylamines, pyridine or alkali carbonates, which are preferably used in an equimolar amount or up to a fourfold excess, based on the benzoylenol ester.
• the preferred auxiliary base is triethylamine in double amount.
• Potassium cyanide, acetone cyanohydrin and trimethylsilyl cyanide are suitable as catalysts, preferably in an amount of 1 to 50 mole percent, based on the enol ester.
• Acetone cyanohydrin is preferably added, e.g. in the amount of 5 to 15, especially 10 mole percent. Examples of the cyanide-catalyzed rearrangement of enol esters can be found e.g. in EP-A 186118 or US 4,780,127.
• the processing takes place in a manner known per se, for. B. the reaction mixture with dilute mineral acids such as 5%
• Acidified hydrochloric acid or sulfuric acid and extracted with an organic solvent such as methylene chloride or ethyl acetate.
• an organic solvent such as methylene chloride or ethyl acetate.
• the extract is cold with 5 to
• AICI 3 or SnCl 4 are used as Lewis acids and polyphosphoric acid and Feic acid preferred according to Can. J. Chem. 1981, 59, 199; Chem. Ber. 1925, 58, 1625; Chem. Ber. 1926, 59, 1074; Phosp. and sulf. 1984, 19, 31.
• Thiochromenonic acids can also be obtained, for example, by splitting off hydrogen halide from 3-halothiochromanonic acids or, for example, by reacting the substituted thiophenolic acids with substituted .alpha.-alkyl acetoacetates in the presence of phosphorus pentoxide according to Ann. Chem. 1964, 680, 40.
• the arylthio compounds IV can be obtained, for example, by a Sandmeyer reaction from corresponding anilines, which in turn are synthesized by reducing suitable nitro compounds in accordance with Organikum 19th edition 1992, 552ff.
• the reactants and the base are expediently used in equimolar amounts.
• the reaction mixture is preferably stirred at 20-100 ° C., in particular at 20-40 ° C.
• Working up is carried out, for example, by pouring the reaction mixture onto water, acidifying the aqueous phase with mineral acids such as hydrochloric acid or sulfuric acid and suctioning off the product of value or by extraction with methylene chloride or
• the thiochromenone ester can be obtained, for example, by reacting an arylthio compound with an acetylenecarboxylic acid derivative in water or solvent at a temperature of 0-140 ° Implement C.
• Working up is carried out in a manner known per se by adding water and dilute mineral acid such as hydrochloric acid.
• the product of value is either suctioned off or by extraction with methylene chloride or ethyl acetate, followed by
• the intermediates of formula III can be obtained by reactions known from the literature, such as reduction according to Jerry March "Advanced Organic Chemistry, Fourth Ed., E.g. S.910ff, oximation according to Jerry March” Advanced Organic Chemistry, Fourth Ed., E.g. P.934, 935, 1039, 1226, 405ff, conversion into imines and amines according to Jerry March "Advanced Organic Chemistry, Fourth Ed., Ketalization, alkylation, halogenation, elimination and oxidation according to Jerry March” Advanced Organic Chemistry, Fourth Ed . be further functionalized.
• 3-alkoxy-1,2-benzisothiazoles can be obtained starting from corresponding saccharin derivatives or 1,2-benzisothiazoles by, for example, reaction with PCIs, P0C1 3 or chlorine and alcohol, if appropriate in the presence of an auxiliary base such as, for example, triethylamine, which is described, for example, in US Pat. No. 4,571,429 , Arch. Pharm. 1984, 317, 807, US 4461901, US 450916, J. Med. Chem. 1986, 29, 359.
• an auxiliary base such as, for example, triethylamine, which is described, for example, in US Pat. No. 4,571,429 , Arch. Pharm. 1984, 317, 807, US 4461901, US 450916, J. Med. Chem. 1986, 29, 359.
• the benzoic acids of the formula III can also be obtained by using the corresponding bromine or iodine-substituted compound of the formula VII
• Y, L, M, X have the meaning described above in the presence of a palladium, nickel, cobalt or rhodium transition metal catalyst and a base with carbon monoxide and water under elevated pressure.
• Palladium can be metallic or in the form of conventional salts such as in the form of halogen compounds, for example PdCl, RhCl 3 * H0, acetates, for example Pd (OAc), cyanides, etc. in the known valence levels.
• halogen compounds for example PdCl, RhCl 3 * H0
• acetates for example Pd (OAc), cyanides, etc. in the known valence levels.
• phosphine ligand The type of phosphine ligand is widely variable. For example, they can be represented by the following formulas:
• n and the radicals R 24 to R stand for lower alkyl, eg, C I -C east alkyl, aryl, C ⁇ -C 4 alkylaryl, including benzyl, phenethyl or aryloxy 27th
• Aryl is e.g. Naphthyl, anthryl and preferably optionally substituted phenyl, the only care being taken of the substituents with regard to their inertness to the carboxylation reaction, otherwise they can be varied widely and include all inert C-organic radicals such as Ci-C ⁇ -alkyl radicals, e.g. Methyl, carboxyl residues such as COOH, COOM (M is e.g.
• the phosphine complexes can be prepared in a manner known per se, for example as described in the documents mentioned at the outset. For example, one starts from customary commercially available metal salts such as PdCl or Pd (OCOCH 3 ) adds the phosphine e.g. P (C 6 H 5 ) 3 , P (nC 4 H 9 ) 3 , PCH 3 (C 6 H 5 ) 2 .
• the amount of phosphine, based on the transition metal, is usually 0 to 20, in particular 0.1 to 10, molar equivalents, particularly preferably 1 to 5 molar equivalents.
• the amount of transition metal is not critical. Of course, for reasons of cost, you will rather get a small amount, e.g. from 0.1 to 10 10 mol%, in particular 1 to 5 mol%, based on the starting material II or III.
• the reaction is carried out with carbon monoxide and at least equimolar amounts of water, based on the starting materials VI.
• the reactant water can also serve as a solvent, i.e. the maximum amount is not critical.
• Carboxylation used base to use as a solvent Carboxylation used base to use as a solvent.
• Suitable inert solvents for carboxylation reactions are 5 common solvents such as hydrocarbons, e.g. Toluene, xylene, hexane, pentane, cyclohexane, ether e.g. Methyl tert-butyl ether, tetrahydrofuran, dioxane, dirthoxyethane, substituted amides such as dimethylformamide, per-substituted ureas such as
• Tetra -CC 4 alkylureas or nitriles such as benzonitrile
• one of the reactants, in particular the base is used in excess, so that no additional solvent is required.
• Bases suitable for the process are all inert bases which are able to bind the hydrogen iodide or hydrogen bromide released during the reaction.
• tertiary amines such as tert.
• Alkylamines for example trialkylamines such as triethylamine, cyclic amines such as N-methylpiperidine or N, N'-dimethylpiperazine, pyridine, alkali metal or hydrogen carbonates, or tetra-alkyl-substituted urea derivatives such as tetra-C 1 -C 4 -alkylurea , for example tetramethylurea.
• the amount of base is not critical, usually 1 to 10, in particular 1 to 5, moles are used.
• the amount is usually dimensioned so that the reactants are dissolved, avoiding unnecessarily high excesses for reasons of practicality in order to save costs, to be able to use small reaction vessels and to ensure maximum contact for the reactants.
• the carbon monoxide pressure at room temperature is preferably 1 to 250 bar, in particular 5 to 150 bar CO.
• the carbonylation is generally carried out continuously or batchwise at temperatures from 20 to 250 ° C., in particular at 30 to 150 ° C.
• carbon monoxide is expediently pressed continuously onto the reaction mixture in order to maintain a constant pressure.
• aryl halogen compounds VII used as starting compounds are known or can easily be prepared by a suitable combination of known syntheses and reaction sequences described above.
• Ci-C ⁇ -alkyl such as methyl, ethyl, propyl, 1-methylethyl, butyl, 1-methylpropyl, 2-methylpropyl, 1, 1-dimethylethyl, pentyl,
• CC 6 alkenyl such as 2-propenyl, 2-butenyl, 3-butenyl
• CC 6 alkynyl such as propargyl, 2-butynyl, 3-butenyl, 2-pentynyl, 3-pentynyl, 4-pentynyl, 1-methyl-3-butynyl, 2-methyl-3-butynyl, 1-methyl-2-butynyl , 1,1-dimethyl-2-propynyl, 1-ethyl-2-propynyl, 2-hexynyl, 3-hexynyl, 4-hexynyl, 5-hexynyl, 1-methyl-2-pentynyl, l-methyl-3-pentynyl, l-methyl-4-pentinyl, 3-methyl-4-pentinyl, 4-methyl-2-pentinyl, 1, l-dimethyl-2-butinyl,
• C 1 -C 4 -alkoxy such as methoxy, ethoxy, n-propoxy, 1-methylethoxy, n-butoxy, 1-methylpropoxy, 2-methylpropoxy and 1, 1-dimethylethoxy, in particular C 1 -C 3 -alkoxy such as methoxy, ethoxy , i-Propoxy, where these groups may optionally be substituted by one to five halogen atoms such as fluorine, chlorine, bromine and iodine, preferably fluorine and chlorine or -CC 4 alkoxy as mentioned above.
• halogen atoms such as fluorine, chlorine, bromine and iodine, preferably fluorine and chlorine or -CC 4 alkoxy as mentioned above.
• the group defined above - (A) m -S (O) nR 1 is, for example, -C-C-alkylthio such as methylthio, ethylthio, n-propylthio, 1-methylethylthio, n-butylthio, 1-methylpropylthio, 2-methylpropylthio and 1, 1-dimethylethylthio, especially methylthio; C ⁇ -C4-alkylsulfinyl such as methylsulfinyl, ethylsulfinyl, n-propylsulfinyl, 1-methylethylsulfinyl, n-butylsulfinyl, 1-methylpropylsulfinyl, 2-methylpropylsulfinyl and 1, 1-dimethylethylsulfinyl, especially methylsulfinyl;
• C ⁇ -C 4 alkylsulfonyl such as methylsulfonyl, ethylsulfonyl, n-propylsulfonyl, 1-methylethylsulfonyl, n-butylsulfonyl, 1-methylpropylsulfonyl, 2-methylpropylsulfonyl and 1, 1-dimethylethylsulfonyl, especially methylsulfonyl;
• C 1 -C 4 -alkoxysulfonyl such as methoxysulfonyl, ethoxysulfonyl, n-propoxysulfonyl, 1-methylethoxysulfonyl, n-butoxysulfonyl, 1-methylpropoxysulfonyl, 2-methylpropoxysulfonyl and 1, 1-dimethylethoxysulfonyl, especially methoxysulfonyl;
• N-C ⁇ -C 4 alkylsulfamoyl such as N-methylsulfamoyl, N-ethylsulfamoyl, Nn-propylsulfamoyl, Nl-methylethylsulfamoyl, Nn-butylsulfamoyl, N-1-methylpropylsulfamoyl, N-2-methylpropylsulfamoyl and especially N-2-methylpropylsulfamoyl N-methylsulfamoyl;
• N-C ⁇ -C 4 alkylsulfinamoyl such as N-methylsulfinamoyl, N-ethylsulfinamoyl, Nn-propylsulfinamoyl, Nl-methylethylsulfinamoyl, Nn-butylsulfinamoyl, N-1-methylpropylsulfinamoyl, N-2-methylinamyll, N-2-methylinoyl , especially N-methylsulfinamoyl;
• Di-C 1 -C 4 alkylsulfamoyl such as dimethylsulfamoyl, diethylsulfamoyl, dipropylsulfamoyl, dibutylsulfamoyl, N-methyl-N-ethylsulfamoyl, N-methyl-N-propylsulfamoyl, N-methyl-N-1-methylethylsulfamoyl, N-methyl 1-dimethylethylsulfamoyl, di-1-methylethylsulfamoyl, N-ethyl-N-1-methylethylsulfamoyl and N-ethyl-N-1, 1-dimethylethylsulfamoyl; especially dimethylsulfamoyl;
• Di-C ⁇ -C 4 alkylsulfinamoyl such as dimethylsulfinamoyl, diethylsulfinamoyl, dipropylsulfinamoyl, dibutylsulfinamoyl, N-methyl-N-ethylsulfinamoyl, N-methyl-N-propylsulfinamoyl, N-methyl-N-1-methyllsulfinamoyl , 1-dimethylethylsulfinamoyl, di-1-methylethylsulfinamoyl, N-ethyl-N-1-methylethylsulfinamoyl and N-ethyl-Nl, l-dimethylethylsulfinamoyl; in particular
• C ⁇ -C 4 alkylsulfinyloxy such as methylsulfinyloxy, ethylsulfinyloxy, n-propylsulfinyloxy, 1-methylethylsulfinyloxy, n-butylsulfinyloxy, 1-methylpropylsulfinyloxy, 2-methylpropylsulfinyloxy and 1, 1-dimethylethylsulfinyloxy, especially methylsulfinyloxy;
• C ⁇ -C4-Alkylsulfonyloxy such as methylsulfonyloxy, ethylsulfonyloxy, n-propylsulfonyloxy, 1-methylethylsulfonyloxy, n-butylsulfonyloxy, 1-methylpropylsulfonyloxy, 2-methylpropylsulfonyloxy and 1, 1-dimethyle
• C ⁇ ⁇ C4-alkylsulfinylamino such as methylsulfinylamino, ethylsulfinylamino, n-propylsulfinylamino, 1-methylethylsulfinylamino, n-butylsulfinylamino, 1-methylpropylsulfinylamino, 2-methylpropylsulfinylamino and 1, 1-dimethylethylsulfinylamino, ins-,
• C ⁇ -C 4 alkylsulfonylamino such as methylsulfonylamino, ethylsulfonylamino, n-propylsulfonylamino, 1-methylethylsulfonylamino, n-butylsulfonylamino, 1-methylpropylsulfonylamino, 2-methylpropylsulfonylaminoethyl and especially 1, 1-dimonosulfonylamino;
• N-C ⁇ -C 4 alkylsulfinyl-N-methyl-amino such as N-methylsulfinyl-N-methyl-amino, N-ethylsulfinyl-N-methyl-amino, Nn-propylsulfinyl-N-methyl-amino, N-1-methylethylsulfinyl -N-methyl-amino,
• N-n-butylsulfinyl-N-methyl-amino N-1-methylpropylsulfinyl-N-methyl-amino, N-2-methylpropylsulfinyl-N-methyl-amino and
• N-C ⁇ -C-alkylsulfinyl-N-ethyl-amino such as N-methylsulfinyl-N-ethyl-amino, N-ethylsulfinyl-N-ethyl-amino, Nn-propylsulfinyl-N-ethyl-amino, Nl-methylethylsulfinyl-N- ethyl-amino, Nn-butylsulfinyl-N-ethyl-amino, Nl-methylpropylsulfinyl-N-ethyl-amino,
• N-C ⁇ -C 4 alkylsulfonyl-N-methyl-amino such as N-methylsulfonyl-N-methyl-amino, N-ethylsulfonyl-N-methyl-amino, Nn-propylsulfonyl-N-methyl-amino, N-1-methylethylsulfonyl -N-methyl-amino,
• N-n-butylsulfonyl-N-methyl-amino N-1-methylpropylsulfonyl-N-methyl-amino, N-2-methylpropylsulfonyl-N-methyl-amino and
• N-C ⁇ -C 4 alkylsulfonyl-N-ethyl-amino such as N-methylsulfonyl-N-ethyl-amino, N-ethylsulfonyl-N-ethyl-amino, Nn-propylsulfonyl-N-ethyl-amino, N-1-methylethylsulfonyl -N-ethyl-amino, Nn-butylsulfonyl-N-ethyl-amino, Nl-methylpropylsulfonyl-N-ethyl-amino,
• C 1 -C 4 -haloalkylthio such as chloromethylthio, dichloromethylthio, trichloromethylthio, fluoromethylthio, difluoromethylthio, trifluoromethylthio, chlorofluoromethylthio, chlorodifluoromethylthio,
• Pentafluoroethylthio especially trifluoromethylthio.
• the group defined above - (A) m -CO-R 2 represents , for example, -C 4 -alkylcarbonyl such as methylcarbonyl, ethylcarbonyl, n-propylcarbonyl, 1-methylethylcarbonyl, n-butylcarbonyl, 1-methylpropylcarbonyl, 2- Methylpropylcarbonyl and 1, 1-dimethylethylcarbonyl, especially methylcarbonyl; C ⁇ -C 4 alkoxycarbonyl such as methoxycarbonyl, ethoxycarbonyl, n-prop-oxycarbonyl, 1-methylethoxycarbonyl, n-butoxycarbonyl, 1-methyl-propoxycarbonyl, 2-methylpropoxycarbonyl and 1, 1-dimethylethoxycarbonyl, especially methoxycarbonyl; N-C ⁇ -C 4 alkylcarbamoyl such as N-methylcarbamoyl, N-ethylcarba o
• C ⁇ -C 4 alkylcarbonyloxy such as methylcarbonyloxy, ethylcarbonyloxy, n-propylcarbonyloxy, 1-methylethylcarbonyloxy, n-butylcarbonyloxy, 1-methylpropylcarbonyloxy, 2-methylpropylcarbonyloxy and 1, 1-dimethylethylcarbonyloxy, especially methylcarbonyloxy;
• C 1 -C 4 -alkylcarbonylamino such as methylcarbonylamino, ethylcarbonylamino, n-propylcarbonylamino, 1-methylethylcarbonylamino,
• N-C ⁇ -C 4 alkylcarbonyl-N-methyl-amino such as N-methylcarbonyl-N-methyl-amino, N-ethylcarbonyl-N-methyl-amino, Nn-propylcarbonyl-N-methyl-amino, N-1-methylethylcarbonyl -N-methyl-amino,
• X stands for example: CH 2 # CH (CH 3 ), C ((CH 3 ) 2 ), CH (C 2 H 5 ), C ((C 2 H 5 ) 2 ), CH (C 6 H 5 ), CH 2 -CH 2 , CH 2 -CH (CH 3 ), CH 2 -C ((CH 3 ) 2 ) / CH (CH 3 ) -CH (CH 3 ), CH (CH 3 ) -C ((CH 3 ) 2 ) - C (( CH 3 ) 2 ) -C (( CH 3 ) 2 )
• CH-NCH 3 (OC 2 H 5 ), CH-NCH 3 (OiPr), CH-NCH 3 (OnPr), CH-NCH3 (OC 6 H 5 ),
• C NN ((C2H 5 ) 2 ), CH-SCH 3 , CH-SC 2 H 5 , CH-SC 3 H 7 , CH-SC 4 H 9 , CH-SPr, CH-SiBu, CH-SH, C (CH 3 ) -SCH 3 , C (CH 3 ) -SC 2 H 5 , C (CH 3 ) -SC3H7,
• C ⁇ -C 4 -alkoxy, C 4 haloalkyl, C ⁇ -C4 haloalkoxy, halogen, nitro or cyano and M is hydrogen C ⁇ -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 -Alkinyl, -CC -alkoxy, -C -C 4 -haloalkyl, C 1 -C -haloalkoxy, halogen, nitro or cyano and Q, X, n and Y in
• C 1 -C 4 haloalkyl, C 1 -C 4 haloalkoxy, halogen, nitro or cyano and Q, n, Y and R 22 , R 21 , R 12 and R 13 have the meanings given in claim 1.
• Ci-C ⁇ alkyl C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 4 alkoxy,
• C 1 -C 4 haloalkyl, C 1 -C 4 haloalkoxy, halogen, nitro or cyano and Q, n, Y and R 12 and R 13 have the meanings given in claim 1.
• Benzoyl derivatives of the formula Ie are also preferred,
• Ci-C ⁇ -alkyl C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, -CC alkoxy,
• C 1 -C 4 haloalkyl, C 1 -C 4 haloalkoxy, halogen, nitro or cyano and Q, n, Y and R 12 and R 13 have the meanings given in claim 1.
• Diazonium solution is carefully added dropwise. The mixture is stirred for 1 hour. Then 106 g (2.65 mol) of sodium hydroxide in 270 ml of water are added, the mixture is stirred for a further 2 hours, the solution is acidified with hydrochloric acid and the precipitate formed is filtered off with suction. The solid is washed with water and dried.
• the resulting precipitate is filtered off, washed with water and dried.
• the compounds I and their agriculturally useful salts are suitable - both as isomer mixtures and in the form of the pure isomers - as herbicides.
• the herbicidal compositions containing I control vegetation very well on non-cultivated areas, especially in the case of high quantities. In crops such as wheat, rice, corn, soybeans and cotton, they act against weeds and grass weeds without significantly damaging the crop plants. This effect occurs especially at low application rates.
• the compounds I or compositions containing them can also be used in a further number of crop plants for eliminating undesired plants.
• the following cultures can be considered:
• napobrassica Brassica rapa var. silvestris, Camellia sinensis, Carthamus tinctorius, Carya illinoinensis, Citrus limon, Citrus sinensis, Coffea arabica (Coffea canephora, Coffea liberica), Cucumis sativus, Cynodon dactylon, Daucus carota, Elaeis
• the compounds I can also be used in crops which are tolerant to the action of herbicides by breeding, including genetic engineering methods.
• the compounds I or the herbicidal compositions comprising them can be sprayed or atomized, for example in the form of directly sprayable aqueous solutions, powders, suspensions, including high-strength aqueous, oily or other suspensions or dispersions, emulsions, oil dispersions, pastes, dusts, sprays or granules , Dusting, scattering or pouring.
• directly sprayable aqueous solutions, powders, suspensions including high-strength aqueous, oily or other suspensions or dispersions, emulsions, oil dispersions, pastes, dusts, sprays or granules , Dusting, scattering or pouring.
• the application forms depend on the uses; in any case, they should ensure the finest possible distribution of the active compounds according to the invention.
• Inert additives include mineral oil fractions with a medium to high boiling point, such as kerosene or diesel oil, also coal tar oils and oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons, for example paraffin, tetrahydronaphthalene, alkylated naphthalenes or their derivatives, alkylated benzenes or their derivatives Methanol
• Aqueous use forms can be made from emulsion concentrates,
• Suspensions, pastes, wettable powders or water-dispersible granules can be prepared by adding water.
• the substrates as such or dissolved in an oil or solvent can be homogenized in water by means of wetting agents, adhesives, dispersants or emulsifiers.
• wetting agents adhesives, dispersants or emulsifiers.
• concentrates consisting of an active substance, wetting agent, tackifier, dispersant or emulsifier and possibly solvent or oil, which are suitable for dilution with water.
• the surfactants are the alkali, alkaline earth, ammonium salts of aromatic sulfonic acids, e.g. Lignin, phenol, naphthalene and dibutylnaphthalenesulfonic acid, as well as of fatty acids, alkyl and alkylarylsulfonates, alkyl, lauryl ether and fatty alcohol sulfates, as well as salts of sulfated hexa-, hepta- and octadecanols as well as of fatty alcohol glycol ethers, condensation products of sulfonated naphthalene and its derivatives Formaldehyde, condensation products of naphthalene or of naphthalenesulfonic acids with phenol and formaldehyde, polyoxyethylene octylphenol ether, ethoxylated isooctyl, octyl or nonylphenol, al
• Powders, materials for broadcasting and dusts can be prepared by mixing or grinding the active substances together with a solid carrier.
• Granules for example coated granules, impregnated granules and homogeneous granules, can be prepared by binding the active ingredients to solid carriers.
• Solid carriers are mineral soils such as silicas, silica gels, silicates, talc, kaolin, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics, fertilizers such as ammonium sulfate, ammonium phosphate, ammonium nitrate, Urea and vegetable products such as flour, tree bark, wood and nutshell flour, cellulose powder or other solid carriers.
• mineral soils such as silicas, silica gels, silicates, talc, kaolin, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics, fertilizers such as ammonium sulfate, ammonium phosphate, ammonium nitrate, Urea and vegetable products such as flour, tree bark, wood and nutshell flour, cellulose powder or other
• concentrations of the active ingredients I in the ready-to-use preparations can be varied over a wide range.
• the formulations generally contain 0.001 to 98% by weight, preferably 0.01 to 95% by weight, of at least one active ingredient.
• the active ingredients are used in a purity of 90% to 100%, preferably 95% to 100% (according to the NMR spectrum).
• the compounds I according to the invention can be formulated, for example, as follows:
• Dissolved mixture consisting of 70 parts by weight of cyclohexanone, 20 parts by weight of ethoxylated isooctylphenol and
• a stable emulsion concentrate is obtained.
• the active ingredients I or the herbicidal compositions can be applied pre- or post-emergence. If the active ingredients are less compatible with certain crop plants, application techniques can be used in which the herbicidal compositions are sprayed with the aid of sprayers in such a way that the leaves of the sensitive crop plants are not hit, if possible, while the active ingredients are applied to the leaves underneath growing unwanted plants or the uncovered floor area (post-directed, lay-by).
• the application rates of active ingredient are 0.001 to 3.0, preferably 0.01 to 1.0 kg / ha of active substance (a.s.), depending on the control target, the season, the target plants and the growth stage.
• benzoyl derivatives I can be used with numerous representatives of other herbicidal or growth-regulating agents
• Active ingredient groups are mixed and applied together.
• Halocarboxylic acids and their derivatives ureas, 3-phenyluracils, imidazoles, imidazolinones, N-phenyl-3, 4, 5, 6-tetrahydrophthalimides, oxadiazoles, oxiranes, phenols, aryloxy- and hetero-aryloxyphenoxypropionic acid esters, phenylacetic acid and their
• Triazines triazinones, triazolinones, triazolecarboxamides and
• Plastic flower pots with loamy sand with about 3.0% humus as substrate served as culture vessels.
• the seeds of the test plants were sown separately according to species.
• the active ingredients suspended or emulsified in water were applied directly after sowing using finely distributing nozzles.
• the tubes were lightly sprinkled to promote germination and growth, and then covered with clear plastic hoods until the plants had grown. This cover causes the test plants to germinate evenly, provided that this has not been impaired by the active ingredients.
• test plants For the purpose of post-emergence treatment, the test plants, depending on the growth habit, were first grown to a height of 3 to 15 cm and only then treated with the active ingredients suspended or emulsified in water. For this purpose, the test plants were either sown directly and grown in the same containers or they were first grown separately as seedlings and transplanted into the test containers a few days before the treatment.
• the application rate for post-emergence treatment was 0.5 or 0.25 kg / ha a. S.
• the plants were kept at temperatures of 10 to 25 ° C or 20 to 35 ° C.
• the trial period lasted 2 to 4 weeks. During this time, the plants were cared for and their response to each treatment was evaluated.

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
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• Wood Science & Technology (AREA)
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• Plant Pathology (AREA)
• Health & Medical Sciences (AREA)
• Engineering & Computer Science (AREA)
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• General Health & Medical Sciences (AREA)
• Agronomy & Crop Science (AREA)
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• Agricultural Chemicals And Associated Chemicals (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Plural Heterocyclic Compounds (AREA)
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• Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
• Thiazole And Isothizaole Compounds (AREA)
• Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
• Heterocyclic Compounds Containing Sulfur Atoms (AREA)
• Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

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