Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
  • C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
  • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
  • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
  • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
  • C07D205/09—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4
  • C07D205/095—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4 and with a nitrogen atom directly attached in position 3
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
  • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
  • C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
  • C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
  • C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
  • C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P20/00—Technologies relating to chemical industry
  • Y02P20/50—Improvements relating to the production of bulk chemicals
  • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Definitions

• the present invention relates to a method for producing an azetino derivative, and more particularly to a method for producing an azetino derivative.
• R 2 is a hydrogen atom, a hydrocarbon residue which may have a substituent, or an acyl group, a lilyl group, a sulfonyl group, and an e derived from an organic or inorganic acid. It represents an amino-protecting group selected from a sulfonyl group. Is replaced
• the azetidinone derivative represented by the above general formula (I) is an important compound as an intermediate for synthesizing a cephalosporin antibiotic.
• a conventional method for producing the above-mentioned compound (I) includes a method of reacting sulfenic acid generated by the thermal decomposition of penicillyl sulfonide with a phenol, for example, Penili-Thousands' and 2'-Melka Reaction with Vegetables and Reels [a.
• the sludge used is equivalent to eight sulfides or halogens such as chlorine and bromine. It has to be prepared by acting, and the reaction operation is complicated. In addition, it is necessary to use an excess amount of sulfenyl enulride because it decomposes in an aqueous solution, and it is also necessary to use a decomposed product of surenyl enulide. The post-treatment is complicated due to the separation, and this still poses a problem as an industrial mass synthesis method. '
• the inventor of the present invention has proposed a method of solving such a drawback, which is to directly convert a sludge into a ferrite, and does not use eight logs.
• the present invention has the general formula
• 1 is a linear or branched lower aryl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted phenylmethyl group. It represents a group or a substituted or unsubstituted phenylmethyl group.
• 2 is a hydrogen atom, a hydrocarbon residue which may have a substituent, or an alkyl group, a silyl group, a sulfonyl group, and a hydrogen group derived from an organic acid or an inorganic acid. Indicates an amino protecting group selected from a sulphonyl group
• ⁇ represents a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group.
• ⁇ is a-group (R 3 is the same as above) or ⁇ -group (R and R 5 are each
• R 5 represents a cyclic or acyclic residue or represents an id residue).
• the present invention relates to a method for producing an azetino derivative characterized by obtaining an azetino derivative represented by the formula:
• special handling requires special attention:!:
• the use of nil-ride is completely unnecessary, and the operation is easy and easy under mild conditions.
• the desired compound can be obtained in good yield.
• the target compound (I) can be separated.
• the purification is easy and is useful as an industrial synthetic method.
• the raw material ( ⁇ ) used in this reaction which is a method, is 2, 6 — ⁇ azapicro 3.2. (J ⁇ ⁇ 2--- ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ . ⁇ .
• 1 is a compound, a compound, a compound, a compound, a compound, and a compound.
• Phenyl methyl group in paramet ⁇ phenyl methyl group, etc.
• Phenyl unsubstituted phenylmethyl, phenylmethyl, paranitol, etc.
• Substituents such as chloropheno-methyl groups or phenyl-methyl groups having no substituents can be mentioned.
• Examples include a protecting group and a hydrocarbon group which may have a substituent.
• Specific examples of amino-protecting groups such as an acyl group, a lilyl group, a sulfonyl group, and a phosphonyl group derived from an organic or inorganic acid.
• Til group ⁇ vinyl group, ⁇ zyl) group, trimethylsilyl group, ⁇ methyl 7 ⁇ lsilyl J group, methansulfonyl Group, eta; Surj ⁇ j group, phenyls ⁇ honyl group, P-tolu
• hydrocarbon group having a substituent include, for example,
• Equation W Equation (V) Equation (VI) Equation CVH).
• ⁇ represents a hydrogen atom or a protecting group of a thermophilic group, and represents a hydrogen atom, an octalog atom, a sulfur group, an oxygen group, a nitrogen group and the like.
• ⁇ -Members in the sample 5 groups Trim-benzl group, Trim-1000-Chloropell group, Pyronyl group, ⁇ Phenylmethyl Group, bis (one-meter beef shifeniru) methyl group ⁇ trimethyl group), phenyl group, phenyl group, a methyl group, a — P — ⁇ ⁇ ⁇ ⁇ a a a — — — P ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
• ⁇ ⁇ groups such as lyno groups, meth 1 ⁇ ⁇ groups, pipettes 5
• raw materials (II) are, for example, as shown in the following formula, in the form of a corresponding penilin — 1-amino acid ester: It can be produced by a method in which remedies are operated under reflux conditions, or can be produced from the compounds produced above with the aid of known methods. (5.T 0 r II ta I Fe t rahedron Le tt 9 3
• R 3 groups der Ru ⁇ ; scan] and One Lee de also, good beauty> is - Oh Ru scan Lumpur off E emissions ⁇ a group 5: De your good beauty scan j include a full error I ⁇ 1 de this And can be done.
• R 3 for example,
• O PI Ki, Paranitoro :! Nyl group, peta ⁇ ⁇ Feryl group or other substituted or unsubstituted aryl group, 2 — pyriyl
• Heterocyclic groups and the like can be mentioned.
• the ratio of the compound ( ⁇ ) to the compound on) can be appropriately selected within a wide range without any particular limitation, but it is usually preferable that the former is approximately 0 times the latter with respect to the former. Or twice as much).
• the reaction of the present invention is carried out in the presence of an acid in a water-containing organic solvent.
• the amount of water occupying in the water-containing organic solvent to be used is not particularly limited, but is usually a compound (II). On the other hand, 1 0 0 0 It is preferable to use about 10 to 500 equivalents.
• the organic solvent used include petroleum, carbon dioxide, beze, hydrocarbons, methyl chloride, methyl chloride, carbon tetrachloride, and carbon tetrachloride. / ; ⁇
• Pentahydrocarbons methyl hand acid, methyl acetate, acetic acid:!: Ethyl, ethyl acetate, etc., ⁇ ethyl ether, n-methyl Ethers, tetradroids, 5 out of 5 types of ethers, metanols, ethanols, trinoles, ethylericos Alcohols, such as alcohols, plain acids, acetic acids, carboxylic acids and other calponic acids, sodium acetates and nitriles ⁇ , ⁇ ⁇ ⁇ ⁇ ⁇ : ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ 1000 liters of hydrocarbons, acetate, and chromium, such as trometa and nitroethane
• solvents 15 No.
• they include hydrophilic polar solvents such as ketones, alcohols, adobes, sucroses, etc., and hydrophilic solvents such as A mixed solvent is used.
• hydrophilic polar solvents such as ketones, alcohols, adobes, sucroses, etc.
• hydrophilic solvents such as A mixed solvent is used.
• the amount of the solvent to be used depends on whether the compound ( ⁇ ) or the compound (ffl) is used.
• the acid examples include mineral acids such as hydrogen peroxide, sulfuric acid, nitric acid, phosphoric acid, perchloric acid, chloric acid, and the like, alkassulfuric acid, arylsulfonate, ⁇ ⁇ ⁇ ⁇ - ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ - ⁇ - ⁇ ⁇ ⁇ - ⁇ --------- Acids, preferably acids having a dissociation constant of about 0.01 or more, can be used.
• perchloric acid trifluoro ⁇ ' ⁇ severe acid, trik ⁇ ⁇ acetic acid, ⁇ chloroacetic acid, trifluoromethasulfo 2 / acid, trik ⁇ Metasulphonic acid
• Acids such as hydrochloric acid, hydrobromic acid, sulfuric acid, hydrofluoric acid, nitric acid, phosphoric acid, phensulfuric acid, and triesulphonic acid
• these acids include compounds V (which are not constant depending on the type of DO and solvent, reaction temperature, etc.), but are usually 0.1 to 0.1 It is 50 times t I, and preferably about 0.1 to 10 times.It is recommended to use a solution such as " 2 .
• the target compound can be produced in a high yield by appropriately selecting conditions such as the acid M "(Si, the temperature, the reaction temperature, and the like, 16).
• the reaction is usually 0 to 0, preferably proceeds quickly in the vicinity of 1 to 35, and usually completes in less than 1 hour, and the target compound is recovered. It can be obtained in yield.
• 1 is a straight-chain or branched lower alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted aryl group. Represents an unsubstituted phenylmethyl group or a substituted or unsubstituted thiol-methyl group.
• R 2 is a group wherein cs is a hydrogen atom or
• azetiquinone derivative obtained by the method of the present invention can be prepared, for example, by a method shown in the following reaction formulas -I and 2, respectively. (See below for reference). Reaction formula-1
• Table 3 summarizes the results of the reaction with the amide in various solvents. The conditions were the same as in Example 1 except for the conditions shown in Table 3. The R and 1 V f R of the obtained compound (I) agreed with those of the compound obtained in the actual knee case 2.
• ⁇ a is a methyl hole
• fCN indicates an acetate doublet
• Me0H indicates a methanol, respectively.

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• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Plural Heterocyclic Compounds (AREA)
• Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Cephalosporin Compounds (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

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Citations (1)

• 1982
  • 1982-09-06 JP JP57155674A patent/JPS5944356A/ja active Granted
• 1983
  • 1983-09-06 EP EP83902900A patent/EP0117875B1/en not_active Expired
  • 1983-09-06 DE DE8383902900T patent/DE3372613D1/de not_active Expired
  • 1983-09-06 US US06/608,695 patent/US4622178A/en not_active Expired - Lifetime
  • 1983-09-06 WO PCT/JP1983/000298 patent/WO1984000960A1/ja not_active Ceased

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