NL8004660A - Werkwijze voor het cycliseren van gamma-chloorcarbon- zuuresters. - Google Patents

Werkwijze voor het cycliseren van gamma-chloorcarbon- zuuresters. Download PDF

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Publication number
NL8004660A
NL8004660A NL8004660A NL8004660A NL8004660A NL 8004660 A NL8004660 A NL 8004660A NL 8004660 A NL8004660 A NL 8004660A NL 8004660 A NL8004660 A NL 8004660A NL 8004660 A NL8004660 A NL 8004660A
Authority
NL
Netherlands
Prior art keywords
sodium
cyclization
ester
alcohol
condensing agent
Prior art date
Application number
NL8004660A
Other languages
English (en)
Dutch (nl)
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of NL8004660A publication Critical patent/NL8004660A/nl

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/317—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/02—Systems containing only non-condensed rings with a three-membered ring

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL8004660A 1979-10-11 1980-08-18 Werkwijze voor het cycliseren van gamma-chloorcarbon- zuuresters. NL8004660A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2941211A DE2941211C2 (de) 1979-10-11 1979-10-11 Verfahren zum gegebenenfalls kontinuierlichen Cyclisieren von γ-Chlorcarbonsäureestern
DE2941211 1979-10-11

Publications (1)

Publication Number Publication Date
NL8004660A true NL8004660A (nl) 1981-04-14

Family

ID=6083249

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8004660A NL8004660A (nl) 1979-10-11 1980-08-18 Werkwijze voor het cycliseren van gamma-chloorcarbon- zuuresters.

Country Status (8)

Country Link
US (1) US4520209A (fr)
JP (1) JPS5661329A (fr)
BE (1) BE885661A (fr)
CH (1) CH644579A5 (fr)
DE (1) DE2941211C2 (fr)
FR (1) FR2467190B1 (fr)
GB (1) GB2061925B (fr)
NL (1) NL8004660A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4590292A (en) * 1985-06-10 1986-05-20 Ciba-Geigy Corporation Process for the manufacture of cyclopropylamine
DE3538133A1 (de) * 1985-10-26 1987-04-30 Huels Chemische Werke Ag Verfahren zur herstellung von reinen, chlorfreien cyclopropancarbonsaeureestern
DE4222497A1 (de) * 1992-07-09 1994-01-13 Huels Chemische Werke Ag Verfahren zur Herstellung von chlorfreiem Cyclopropancarbonsäuremethylester
DE19830633A1 (de) * 1998-07-09 2000-01-13 Degussa Verfahren zur Herstellung von Cyclopropylamin
US6552217B2 (en) 2000-08-01 2003-04-22 Eastman Chemical Company Process for the preparation of alkyl 1-methylcyclopropanecarboxylate
CN114230462B (zh) * 2021-12-30 2022-10-11 如东县华盛化工有限公司 一种杀菌剂腐霉利原药的中间体的合成工艺
CN114989014B (zh) * 2022-08-08 2022-10-28 山东国邦药业有限公司 一种氧化钙合成环丙甲酸酯的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123629A (en) * 1964-03-03 Ch-chj-c-c-chs
FR1269127A (fr) * 1960-06-20 1961-08-11 Rhone Poulenc Sa Procédé de préparation de l'acide chrysanthémique
FR1356949A (fr) * 1962-12-13 1964-04-03 Rhone Poulenc Sa Procédé de préparation de dérivés de l'acide cyclopropanecarboxylique
US3652652A (en) * 1962-12-21 1972-03-28 Rhone Poulenc Sa 3-methallyllevulinates and preparation thereof
US3711549A (en) * 1970-05-19 1973-01-16 Gulf Research Development Co Process for manufacturing cyclopropylamine
DE2751133A1 (de) * 1977-11-16 1979-05-17 Degussa Verfahren zum cyclisieren von gamma-chlorcarbonsaeureestern

Also Published As

Publication number Publication date
FR2467190B1 (fr) 1985-06-28
JPS6412261B2 (fr) 1989-02-28
FR2467190A1 (fr) 1981-04-17
US4520209A (en) 1985-05-28
DE2941211C2 (de) 1982-11-25
JPS5661329A (en) 1981-05-26
GB2061925B (en) 1984-02-22
DE2941211A1 (de) 1981-05-07
CH644579A5 (de) 1984-08-15
GB2061925A (en) 1981-05-20
BE885661A (fr) 1981-04-10

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed