DE69305286D1 - Verfahren zur Herstellung von 3-Oxo-2-pentyl-1-cyclopentenessigsäurealkylester - Google Patents

Verfahren zur Herstellung von 3-Oxo-2-pentyl-1-cyclopentenessigsäurealkylester

Info

Publication number
DE69305286D1
DE69305286D1 DE69305286T DE69305286T DE69305286D1 DE 69305286 D1 DE69305286 D1 DE 69305286D1 DE 69305286 T DE69305286 T DE 69305286T DE 69305286 T DE69305286 T DE 69305286T DE 69305286 D1 DE69305286 D1 DE 69305286D1
Authority
DE
Germany
Prior art keywords
cyclopentenoate
pentyl
oxo
alkyl
preparation
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 - Fee Related
Application number
DE69305286T
Other languages
English (en)
Other versions
DE69305286T2 (de
Inventor
Beat Dr Winter
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.)
Firmenich SA
Original Assignee
Firmenich SA
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 Firmenich SA filed Critical Firmenich SA
Application granted granted Critical
Publication of DE69305286D1 publication Critical patent/DE69305286D1/de
Publication of DE69305286T2 publication Critical patent/DE69305286T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
    • C07C69/738—Esters of keto-carboxylic acids or aldehydo-carboxylic acids
    • 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
    • C07D303/38—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D303/40—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals by ester radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Epoxy Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69305286T 1992-07-20 1993-06-09 Verfahren zur Herstellung von 3-Oxo-2-pentyl-1-cyclopentenessigsäurealkylester Expired - Fee Related DE69305286T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH227992 1992-07-20

Publications (2)

Publication Number Publication Date
DE69305286D1 true DE69305286D1 (de) 1996-11-14
DE69305286T2 DE69305286T2 (de) 1997-02-20

Family

ID=4230056

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69305286T Expired - Fee Related DE69305286T2 (de) 1992-07-20 1993-06-09 Verfahren zur Herstellung von 3-Oxo-2-pentyl-1-cyclopentenessigsäurealkylester

Country Status (5)

Country Link
US (1) US5302745A (de)
EP (1) EP0583564B1 (de)
JP (1) JPH06166680A (de)
DE (1) DE69305286T2 (de)
ES (1) ES2095521T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419746B4 (de) * 1994-06-06 2004-07-01 Kao Corporation Epoxy-Cyclopentanderivate und ihre Verwendung
WO1996000206A1 (fr) * 1994-06-23 1996-01-04 Firmenich S.A. Procede pour la preparation de l'acide (+)-(1r)-cis-3-oxo-2-pentyl-1-cyclopentaneacetique
US6586620B1 (en) * 1999-11-05 2003-07-01 Firmenich Sa Process for the preparation of alkyl 3-oxo-2-pentyl-1-cyclopenteneacetates

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH509247A (de) * 1969-03-10 1971-06-30 Givaudan & Cie Sa Verfahren zur Herstellung von neuen Cycloalkenonestern
US3839421A (en) * 1969-07-04 1974-10-01 Hoffmann La Roche Polyene compounds
US4152524A (en) * 1974-04-02 1979-05-01 American Cyanamid Company Cycloalkyl and cycloalkenyl prostaglandin congeners
US5216183A (en) * 1988-04-19 1993-06-01 Teijin Limited Cyclopentanone/cyclopentenone derivative

Also Published As

Publication number Publication date
JPH06166680A (ja) 1994-06-14
EP0583564A1 (de) 1994-02-23
DE69305286T2 (de) 1997-02-20
EP0583564B1 (de) 1996-10-09
ES2095521T3 (es) 1997-02-16
US5302745A (en) 1994-04-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee