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BE856943A - Butyrolactones - Google Patents

Butyrolactones

Info

Publication number
BE856943A
BE856943A BE179465A BE179465A BE856943A BE 856943 A BE856943 A BE 856943A BE 179465 A BE179465 A BE 179465A BE 179465 A BE179465 A BE 179465A BE 856943 A BE856943 A BE 856943A
Authority
BE
Belgium
Prior art keywords
butyrolactons
Prior art date
Application number
BE179465A
Other languages
English (en)
French (fr)
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 BE856943A publication Critical patent/BE856943A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic 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
    • C07D307/30—Heterocyclic 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
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE179465A 1976-07-19 1977-07-19 Butyrolactones BE856943A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3003676A GB1523816A (en) 1976-07-19 1976-07-19 Preparation of (2,2-disubstituted vinyl)-y-butyrolactione

Publications (1)

Publication Number Publication Date
BE856943A true BE856943A (fr) 1977-11-14

Family

ID=10301240

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179465A BE856943A (fr) 1976-07-19 1977-07-19 Butyrolactones

Country Status (9)

Country Link
JP (1) JPS5312850A (xx)
BE (1) BE856943A (xx)
CH (1) CH621547A5 (xx)
DE (2) DE2732456A1 (xx)
ES (1) ES460814A1 (xx)
FR (1) FR2359133A1 (xx)
GB (1) GB1523816A (xx)
IT (1) IT1077412B (xx)
NL (1) NL7707830A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618434A5 (xx) * 1976-01-21 1980-07-31 Cheminova As
DE2710151A1 (de) * 1977-03-09 1978-09-14 Bayer Ag Verfahren zur herstellung von dihalogenvinyl-gamma-butyrolactonen
DE2747824A1 (de) * 1977-10-26 1979-05-03 Bayer Ag Verfahren zur herstellung von halogenvinyl-gamma-butyrolactonen
JPS55105572A (en) * 1979-02-07 1980-08-13 Fujitsu Ltd Printing mechanism
US4276218A (en) 1979-08-16 1981-06-30 Bayer Aktiengesellschaft Preparation of dihalogenovinyl-γ-butyrolactones
FR2486522A1 (fr) * 1980-07-08 1982-01-15 Ugine Kuhlmann Procede de preparation de iodo alcools a chaine polyfluoroalkyle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL275929A (xx) *
FR2110782A5 (xx) * 1970-10-30 1972-06-02 Roure Bertrand Dupont Sa
CH618434A5 (xx) * 1976-01-21 1980-07-31 Cheminova As
GB1503857A (en) * 1976-05-25 1978-03-15 Cheminova As Production of chrysanthemic acid esters and homologues thereof
DE2710151A1 (de) * 1977-03-09 1978-09-14 Bayer Ag Verfahren zur herstellung von dihalogenvinyl-gamma-butyrolactonen

Also Published As

Publication number Publication date
IT1077412B (it) 1985-05-04
NL7707830A (nl) 1978-01-23
GB1523816A (en) 1978-09-06
DE2732455A1 (de) 1978-01-26
ES460814A1 (es) 1978-04-16
FR2359133A1 (fr) 1978-02-17
DE2732456A1 (de) 1978-01-26
JPS5312850A (en) 1978-02-04
CH621547A5 (en) 1981-02-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: A/S CHEMINOVA

Effective date: 19880731