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:
Oct. 01, 1991
Filed:
Jun. 14, 1990
Applicant:
Inventors:
Toshiki Mori, Kurashiki, JP;
Shigeaki Suzuki, Mountain View, CA (US);
Takashi Onishi, Kurashiki, JP;
Kazuo Yamamoto, Kurashiki, JP;
Assignee:
Kuraray Company, Ltd., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568460 ; 568426 ; 568435 ; 568459 ; 568465 ; 568484 ; 568485 ;
Abstract
The present invention provides a novel process for producing .alpha.,.beta.-unsaturated aldehydes including industrial important fragrances such as citral and sinensal, starting materials for preparing pharmaceutical drugs such as senecioaldehyde, farnesal, 8-acetoxy-2,6-dimethyl-2,6-octadienal and the like, directly and in high yield, from formic acid esters of allylic alcohols in the presence of a catalytic amount of aluminum alkoxide by the oxidation of the corresponding alehyde.