GB2031871B - Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones - Google Patents

Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones

Info

Publication number
GB2031871B
GB2031871B GB7841591A GB7841591A GB2031871B GB 2031871 B GB2031871 B GB 2031871B GB 7841591 A GB7841591 A GB 7841591A GB 7841591 A GB7841591 A GB 7841591A GB 2031871 B GB2031871 B GB 2031871B
Authority
GB
United Kingdom
Prior art keywords
chlorocyclobutan
tribromoethyl
ones
production
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
GB7841591A
Other versions
GB2031871A (en
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Priority to GB7841591A priority Critical patent/GB2031871B/en
Priority to GB08216117A priority patent/GB2103204B/en
Publication of GB2031871A publication Critical patent/GB2031871A/en
Application granted granted Critical
Publication of GB2031871B publication Critical patent/GB2031871B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation 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
    • C07C45/67—Preparation 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 isomerisation; by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/385—Saturated compounds containing a keto group being part of a ring
    • C07C49/457—Saturated compounds containing a keto group being part of a ring containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/295—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with inorganic bases, e.g. by alkali fusion
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/62—Preparation of carboxylic acid halides by reactions not involving the carboxylic acid halide group
GB7841591A 1978-10-23 1978-10-23 Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones Expired GB2031871B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7841591A GB2031871B (en) 1978-10-23 1978-10-23 Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones
GB08216117A GB2103204B (en) 1978-10-23 1978-10-23 2-(2',2',2'-tribromoethyl)-4-chlorocyclobutan-1-ones and their use in the preparation of cyclopropane carboxylic acids having an insecticidal action

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7841591A GB2031871B (en) 1978-10-23 1978-10-23 Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones

Publications (2)

Publication Number Publication Date
GB2031871A GB2031871A (en) 1980-04-30
GB2031871B true GB2031871B (en) 1983-01-19

Family

ID=10500522

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7841591A Expired GB2031871B (en) 1978-10-23 1978-10-23 Process for the production of 2-(2'2'2'-tribromoethyl)-4-chlorocyclobutan-1-ones

Country Status (1)

Country Link
GB (1) GB2031871B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1135265B (en) * 1981-02-02 1986-08-20 Montedison Spa PROCESS FOR THE PREPARATION OF INTERMEDIATES FOR PYRETROIDS

Also Published As

Publication number Publication date
GB2031871A (en) 1980-04-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee