DE3160460D1 - Process for the preparation of 2-chloro-acetoacetic acid esters - Google Patents

Process for the preparation of 2-chloro-acetoacetic acid esters

Info

Publication number
DE3160460D1
DE3160460D1 DE8181102029T DE3160460T DE3160460D1 DE 3160460 D1 DE3160460 D1 DE 3160460D1 DE 8181102029 T DE8181102029 T DE 8181102029T DE 3160460 T DE3160460 T DE 3160460T DE 3160460 D1 DE3160460 D1 DE 3160460D1
Authority
DE
Germany
Prior art keywords
chloro
preparation
chloride
acid esters
acetoacetic acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8181102029T
Other languages
German (de)
English (en)
Inventor
Rene Dr Blum
Leander Dr Tenud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lonza AG
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
Application granted granted Critical
Publication of DE3160460D1 publication Critical patent/DE3160460D1/de
Expired legal-status Critical Current

Links

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE8181102029T 1980-04-02 1981-03-18 Process for the preparation of 2-chloro-acetoacetic acid esters Expired DE3160460D1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE3160460D1 true DE3160460D1 (en) 1983-07-28

Family

ID=4237538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181102029T Expired DE3160460D1 (en) 1980-04-02 1981-03-18 Process for the preparation of 2-chloro-acetoacetic acid esters

Country Status (10)

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

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
KR20180084138A (ko) 2015-12-03 2018-07-24 바이엘 크롭사이언스 악티엔게젤샤프트 살곤충제로서의 메소이온성 할로겐화 3-(아세틸)-1-[(1,3-티아졸-5-일)메틸]-1h-이미다조[1,2-a]피리딘-4-윰-2-올레이트 유도체 및 관련 화합물
EP3638677A1 (en) 2017-06-16 2020-04-22 Basf Se Mesoionic imidazolium compounds and derivatives for combating animal pests
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
EP0037015A3 (en) 1981-12-30
MX152284A (es) 1985-06-20
PL230340A1 (enExample) 1981-11-27
SU988187A3 (ru) 1983-01-07
IN151753B (enExample) 1983-07-23
EP0037015B1 (de) 1983-06-22
JPH0125735B2 (enExample) 1989-05-19
EP0037015A2 (de) 1981-10-07
DD157794A5 (de) 1982-12-08
JPS56154438A (en) 1981-11-30
CS217995B2 (en) 1983-02-25
ATE3852T1 (de) 1983-07-15
PL134443B1 (en) 1985-08-31

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee