CS217995B2 - Method of making the ester of the 2-chloracetovinegar acid - Google Patents

Method of making the ester of the 2-chloracetovinegar acid Download PDF

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Publication number
CS217995B2
CS217995B2 CS812363A CS236381A CS217995B2 CS 217995 B2 CS217995 B2 CS 217995B2 CS 812363 A CS812363 A CS 812363A CS 236381 A CS236381 A CS 236381A CS 217995 B2 CS217995 B2 CS 217995B2
Authority
CS
Czechoslovakia
Prior art keywords
chloride
acid
diketene
temperatures
chlorine
Prior art date
Application number
CS812363A
Other languages
Czech (cs)
English (en)
Inventor
Rene Blum
Leander Tenud
Original Assignee
Lonza Ag
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 Lonza Ag filed Critical Lonza Ag
Publication of CS217995B2 publication Critical patent/CS217995B2/cs

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/46Preparation of carboxylic acid esters from ketenes or polyketenes

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CS812363A 1980-04-02 1981-03-30 Method of making the ester of the 2-chloracetovinegar acid CS217995B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH260680 1980-04-02

Publications (1)

Publication Number Publication Date
CS217995B2 true CS217995B2 (en) 1983-02-25

Family

ID=4237538

Family Applications (1)

Application Number Title Priority Date Filing Date
CS812363A CS217995B2 (en) 1980-04-02 1981-03-30 Method of making the ester of the 2-chloracetovinegar acid

Country Status (10)

Country Link
EP (1) EP0037015B1 (es)
JP (1) JPS56154438A (es)
AT (1) ATE3852T1 (es)
CS (1) CS217995B2 (es)
DD (1) DD157794A5 (es)
DE (1) DE3160460D1 (es)
IN (1) IN151753B (es)
MX (1) MX152284A (es)
PL (1) PL134443B1 (es)
SU (1) SU988187A3 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL65246A (en) * 1981-03-26 1985-11-29 Lonza Ag Process for the preparation of 2-chloroacetoacetamides
JPS6025955A (ja) * 1983-07-22 1985-02-08 Nippon Synthetic Chem Ind Co Ltd:The γ−クロルアセト酢酸エステルの製造方法
CA2987775C (en) 2011-04-01 2019-01-08 Lonza Ltd Preparation of 3,5-dioxo hexanoate ester in two steps
EP3383874A1 (de) 2015-12-03 2018-10-10 Bayer CropScience Aktiengesellschaft Mesolonische halogenierte 3-(acetyl)-1-[(1,3-thiazol-5-yl)methyl]-1h-imidazo[1,2-a]pyridin-4-ium-2-olat derivate und verwandte verbindungen als insektizide
CN110770235A (zh) 2017-06-16 2020-02-07 巴斯夫欧洲公司 用于防除动物害虫的介离子咪唑鎓化合物和衍生物
CN109503381B (zh) * 2018-12-12 2022-04-29 安徽金禾实业股份有限公司 4-氯乙酰乙酸乙酯微通道反应方法及装置
CN113877504A (zh) * 2021-11-03 2022-01-04 江苏恒安化工有限公司 一种4-氯乙酰乙酸乙酯的制备装置及方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209683A (en) * 1936-06-27 1940-07-30 Carbide & Carbon Chem Corp Halogenation of diketene
CH492670A (de) * 1968-04-24 1970-06-30 Lonza Ag Verfahren zur Herstellung von y-Chloracetessigsäureester

Also Published As

Publication number Publication date
DD157794A5 (de) 1982-12-08
ATE3852T1 (de) 1983-07-15
EP0037015A3 (en) 1981-12-30
MX152284A (es) 1985-06-20
JPS56154438A (en) 1981-11-30
PL134443B1 (en) 1985-08-31
JPH0125735B2 (es) 1989-05-19
SU988187A3 (ru) 1983-01-07
EP0037015B1 (de) 1983-06-22
EP0037015A2 (de) 1981-10-07
DE3160460D1 (en) 1983-07-28
PL230340A1 (es) 1981-11-27
IN151753B (es) 1983-07-23

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