ES2095521T3 - Procedimiento para la preparacion de 3-oxo-2-pentil-1-ciclopenteno acetados de alquilo. - Google Patents

Procedimiento para la preparacion de 3-oxo-2-pentil-1-ciclopenteno acetados de alquilo.

Info

Publication number
ES2095521T3
ES2095521T3 ES93109262T ES93109262T ES2095521T3 ES 2095521 T3 ES2095521 T3 ES 2095521T3 ES 93109262 T ES93109262 T ES 93109262T ES 93109262 T ES93109262 T ES 93109262T ES 2095521 T3 ES2095521 T3 ES 2095521T3
Authority
ES
Spain
Prior art keywords
pentil
cyclopentene
oxo
procedure
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 - Lifetime
Application number
ES93109262T
Other languages
English (en)
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 ES2095521T3 publication Critical patent/ES2095521T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

Abstract

EL PROCESO CONSISTE EN LA ISOMERIZACION CON LA AYUDA DE UN AGENTE ACIDO DE UN EPOXI-ESTER DE FORMULA (I), EN LA CUAL R SIRVE PAR DESIGNAR UN RADICAL ALQUILO INFERIOR C1-C6, LINEAL O RAMIFICADO, Y LA LINEA ONDULADA DEFINE UN ENLACE C-C DE CONFIGURACION CIS O TRANS.
ES93109262T 1992-07-20 1993-06-09 Procedimiento para la preparacion de 3-oxo-2-pentil-1-ciclopenteno acetados de alquilo. Expired - Lifetime ES2095521T3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2095521T3 true ES2095521T3 (es) 1997-02-16

Family

ID=4230056

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93109262T Expired - Lifetime ES2095521T3 (es) 1992-07-20 1993-06-09 Procedimiento para la preparacion de 3-oxo-2-pentil-1-ciclopenteno acetados de alquilo.

Country Status (5)

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

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
JP3053872B2 (ja) * 1994-06-23 2000-06-19 フイルメニツヒ ソシエテ アノニム （＋）−（１ｒ）−シス−３−オキソ−２−ペンチル−１−シクロペンタン酢酸の製造法
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
CH514541A (de) * 1969-03-10 1971-10-31 Givaudan & Cie Sa Verfahren zur Herstellung von (2-Pentyl-3-keto-1-cyclopent)-yl-essigsäuremethylester
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
EP0583564B1 (fr) 1996-10-09
DE69305286D1 (de) 1996-11-14
DE69305286T2 (de) 1997-02-20
US5302745A (en) 1994-04-12
EP0583564A1 (fr) 1994-02-23

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