CH659242A5 - Novel intermediates, in particular for preparing 2-(2-aminothiazol-4-yl)glyoxylic acid or a derivative or a salt thereof, and a process for preparing the intermediates - Google Patents

Novel intermediates, in particular for preparing 2-(2-aminothiazol-4-yl)glyoxylic acid or a derivative or a salt thereof, and a process for preparing the intermediates Download PDF

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Publication number
CH659242A5
CH659242A5 CH5442/85A CH544285A CH659242A5 CH 659242 A5 CH659242 A5 CH 659242A5 CH 5442/85 A CH5442/85 A CH 5442/85A CH 544285 A CH544285 A CH 544285A CH 659242 A5 CH659242 A5 CH 659242A5
Authority
CH
Switzerland
Prior art keywords
general formula
compound
atom
halogenating agent
aminothiazol
Prior art date
Application number
CH5442/85A
Other languages
German (de)
English (en)
Inventor
Hiroshi Sadaki
Horiyuku Imaizumi
Kenji Takeda
Takihiro Inaba
Ryuko Takeno
Seishi Morita
Tetsuya Kajita
Isamu Saikawa
Original Assignee
Toyama Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd
Publication of CH659242A5 publication Critical patent/CH659242A5/de

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/32Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D277/38Nitrogen atoms
    • C07D277/44Acylated amino or imino radicals
    • C07D277/48Acylated amino or imino radicals by radicals derived from carbonic acid, or sulfur or nitrogen analogues thereof, e.g. carbonylguanidines
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/63Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/79Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/81Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/32Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D277/38Nitrogen atoms
    • C07D277/40Unsubstituted amino or imino radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH5442/85A 1982-06-17 1983-06-14 Novel intermediates, in particular for preparing 2-(2-aminothiazol-4-yl)glyoxylic acid or a derivative or a salt thereof, and a process for preparing the intermediates CH659242A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57103108A JPS58222048A (ja) 1982-06-17 1982-06-17 1―ブロモ―4―クロロブタン―2,3―ジオン

Publications (1)

Publication Number Publication Date
CH659242A5 true CH659242A5 (en) 1987-01-15

Family

ID=14345417

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5442/85A CH659242A5 (en) 1982-06-17 1983-06-14 Novel intermediates, in particular for preparing 2-(2-aminothiazol-4-yl)glyoxylic acid or a derivative or a salt thereof, and a process for preparing the intermediates

Country Status (3)

Country Link
JP (1) JPS58222048A (enrdf_load_stackoverflow)
CH (1) CH659242A5 (enrdf_load_stackoverflow)
ZA (1) ZA834273B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0219810B2 (enrdf_load_stackoverflow) 1990-05-07
ZA834273B (en) 1984-02-29
JPS58222048A (ja) 1983-12-23

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Legal Events

Date Code Title Description
PL Patent ceased