The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 25, 1993
Filed:
Feb. 18, 1992
Applicant:
Inventors:
Peter Fankhauser, Meyrin, CH;
Piero Fantini, Geneva, CH;
Assignee:
Firmenich S.A., Geneva, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549396 ; 512 11 ;
Abstract
A process for the preparation of 15-pentadecanolide, wherein bis-(13-oxabicyclo[10.4.0]hexadec-12-yl)peroxide is subjected to a thermal treatment in an organic solvent, eventually followed by hydrogenation of the resulting reaction product, which treatment is carried out in an organic solvent having a boiling point comprised between about 170.degree. and 250.degree. C.