ES455202A1 - Un procedimiento para la preparacion de una (vinilo 2, 2- disustituido)-y-butirolactona. - Google Patents

Un procedimiento para la preparacion de una (vinilo 2, 2- disustituido)-y-butirolactona.

Info

Publication number
ES455202A1
ES455202A1 ES455202A ES455202A ES455202A1 ES 455202 A1 ES455202 A1 ES 455202A1 ES 455202 A ES455202 A ES 455202A ES 455202 A ES455202 A ES 455202A ES 455202 A1 ES455202 A1 ES 455202A1
Authority
ES
Spain
Prior art keywords
butyrolactones
formula
gamma
alkyl
image
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
ES455202A
Other languages
English (en)
Spanish (es)
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.)
Cheminova AS
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
Priority claimed from GB238076A external-priority patent/GB1503858A/en
Application filed by Cheminova AS filed Critical Cheminova AS
Publication of ES455202A1 publication Critical patent/ES455202A1/es
Expired legal-status Critical Current

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
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
    • C07C17/363—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms by elimination of carboxyl groups
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Epoxy Compounds (AREA)
  • Furan Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES455202A 1976-01-21 1977-01-20 Un procedimiento para la preparacion de una (vinilo 2, 2- disustituido)-y-butirolactona. Expired ES455202A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB238076A GB1503858A (en) 1976-01-21 1976-01-21 Production of(2,2-disubstituted vinyl)-alpha-butyrolactones
GB2163176 1976-05-25

Publications (1)

Publication Number Publication Date
ES455202A1 true ES455202A1 (es) 1977-12-16

Family

ID=26237476

Family Applications (1)

Application Number Title Priority Date Filing Date
ES455202A Expired ES455202A1 (es) 1976-01-21 1977-01-20 Un procedimiento para la preparacion de una (vinilo 2, 2- disustituido)-y-butirolactona.

Country Status (9)

Country Link
US (1) US4229353A (en, 2012)
JP (1) JPS5291855A (en, 2012)
CA (1) CA1086324A (en, 2012)
CH (1) CH618434A5 (en, 2012)
DE (1) DE2702222C2 (en, 2012)
ES (1) ES455202A1 (en, 2012)
FR (1) FR2338939A1 (en, 2012)
IT (1) IT1078770B (en, 2012)
NL (1) NL7700615A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523816A (en) * 1976-07-19 1978-09-06 Cheminova As Preparation of (2,2-disubstituted vinyl)-y-butyrolactione
DE2710151A1 (de) * 1977-03-09 1978-09-14 Bayer Ag Verfahren zur herstellung von dihalogenvinyl-gamma-butyrolactonen
DE2740849A1 (de) 1977-09-10 1979-03-22 Bayer Ag Verfahren zur herstellung von halogenvinylsubstituierten tetrahydrofuran-2-onen
DE2747824A1 (de) * 1977-10-26 1979-05-03 Bayer Ag Verfahren zur herstellung von halogenvinyl-gamma-butyrolactonen
DE2916321A1 (de) * 1979-04-23 1980-11-06 Bayer Ag Verfahren zur herstellung von styryl- cyclopropan-carbonsaeureestern und neue zwischenprodukte dafuer
HU183505B (en) * 1981-07-03 1984-05-28 Chinoin Gyogyszer Es Vegyeszet Process for cleaving 1-substituted 2,2,2-trihalogenoethyl-esters
IT1200400B (it) * 1985-03-05 1989-01-18 Montedison Spa Procedimento per la preparazione di 2-alchil ciclopent-2-enoni

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2110782A5 (en, 2012) * 1970-10-30 1972-06-02 Roure Bertrand Dupont Sa
GB1523816A (en) * 1976-07-19 1978-09-06 Cheminova As Preparation of (2,2-disubstituted vinyl)-y-butyrolactione

Also Published As

Publication number Publication date
JPS5291855A (en) 1977-08-02
FR2338939B1 (en, 2012) 1982-06-11
JPS616829B2 (en, 2012) 1986-03-01
IT1078770B (it) 1985-05-08
FR2338939A1 (fr) 1977-08-19
DE2702222C2 (de) 1986-06-12
US4229353A (en) 1980-10-21
NL7700615A (nl) 1977-07-25
CA1086324A (en) 1980-09-23
CH618434A5 (en, 2012) 1980-07-31
DE2702222A1 (de) 1977-08-04

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103