BE850402A - Procede de preparation de (vinyl 2,2-disubstitue)-gamma-butyrolactones - Google Patents

Procede de preparation de (vinyl 2,2-disubstitue)-gamma-butyrolactones

Info

Publication number
BE850402A
BE850402A BE174099A BE174099A BE850402A BE 850402 A BE850402 A BE 850402A BE 174099 A BE174099 A BE 174099A BE 174099 A BE174099 A BE 174099A BE 850402 A BE850402 A BE 850402A
Authority
BE
Belgium
Prior art keywords
disubstitute
butyrolactones
gamma
vinyl
preparation
Prior art date
Application number
BE174099A
Other languages
English (en)
Original Assignee
Cheminova As
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 Cheminova As filed Critical Cheminova As
Publication of BE850402A publication Critical patent/BE850402A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/35Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/361Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
    • C07C17/363Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms by elimination of carboxyl groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D301/00Preparation of oxiranes
    • C07D301/02Synthesis of the oxirane ring
    • C07D301/03Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/14Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic peracids, or salts, anhydrides or esters thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D303/00Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02Compounds containing oxirane rings
    • C07D303/08Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D307/32Oxygen atoms
    • C07D307/33Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE174099A 1976-01-21 1977-01-14 Procede de preparation de (vinyl 2,2-disubstitue)-gamma-butyrolactones BE850402A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB238076A GB1503858A (en) 1976-01-21 1976-01-21 Production of(2,2-disubstituted vinyl)-alpha-butyrolactones

Publications (1)

Publication Number Publication Date
BE850402A true BE850402A (fr) 1977-05-02

Family

ID=9738536

Family Applications (1)

Application Number Title Priority Date Filing Date
BE174099A BE850402A (fr) 1976-01-21 1977-01-14 Procede de preparation de (vinyl 2,2-disubstitue)-gamma-butyrolactones

Country Status (2)

Country Link
BE (1) BE850402A (fr)
GB (1) GB1503858A (fr)

Also Published As

Publication number Publication date
GB1503858A (en) 1978-03-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: A/S CHEMINOVA

Effective date: 19880131