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. 26, 1998
Filed:
Oct. 11, 1996
Applicant:
Inventors:
Assignee:
Takasago International Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568814 ;
Abstract
A process for producing an optically active cyclohexanol derivative represented by formula (I): ##STR1## wherein R.sup.1 represents an alkyl group having 1 to 4 carbon atoms, a hydroxyl group, or a protected hydroxyl group, comprising asymmetrically hydrogenating a cyclohexanone derivative in the presence of a catalyst system composed of a transition metal compound (e.g., transition metal complex), a base (e.g., KOH), and a nitrogen compound (e.g., an amine compound).
Murayama, Toshiyuki. (1998). Process for preparing optically active cyclohexanol derivatives (U.S. Patent No. 5756863). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5756863
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile