(19)
(11) EP 0 615 520 A1

(12)

(43) Date of publication:
21.09.1994 Bulletin 1994/38

(21) Application number: 93920787.0

(22) Date of filing: 21.09.1993
(51) International Patent Classification (IPC): 
A23L 1/ 23( . )
A61Q 13/ 00( . )
C07D 307/ 33( . )
C07D 309/ 32( . )
C11B 9/ 00( . )
C12P 41/ 00( . )
A61K 8/ 49( . )
B01J 31/ 02( . )
C07D 309/ 30( . )
C07D 315/ 00( . )
C12P 17/ 06( . )
(86) International application number:
PCT/EP1993/002554
(87) International publication number:
WO 1994/007887 (14.04.1994 Gazette 1994/09)
(84) Designated Contracting States:
CH DE ES FR GB IT LI NL

(30) Priority: 29.09.1992 EP 19920810732

(71) Applicant: GIVAUDAN-ROURE (INTERNATIONAL) S.A.
CH-1214 Vernier, Genève (CH)

(72) Inventors:
  • BOURDINEAUD, Jean-Paul
    F-06250 Mougin (FR)
  • EHRET, Charles
    CH-8620 Wetzikon (CH)
  • PETRZILKA, Martin
    CH-8620 Wetzikon (CH)

(74) Representative: Urech, Peter, Dr., et al 
Grenzacherstrasse 124 Postfach 3255
CH-4002 Basel
CH-4002 Basel (CH)

   


(54) OPTICALLY ACTIVE LACTONES