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:
Apr. 01, 1997
Filed:
Apr. 20, 1995
Applicant:
Inventor:
Karl G Grozinger, Ridgefield, CT (US);
Assignee:
Boehringer Ingelheim Pharmaceuticals, Inc., Ridgefield, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546329 ;
Abstract
Racemic mixtures of 1-(S,R)-(2-pyridyl)-2-cyclohexylethylamine are separated into (+)-(S)-1-(2-pyridyl)-2-cyclohexylethylamine or (-)-(R)-1-(2-pyridyl)-2-cyclohexylethylamine by admixture with (+)- or (-)-3-bromocamphor-8-sulfonic acid. 1-(S)-(2-pyridyl)-2-cyclohexylethylamine is an intermediate in the preparation of leukotriene biosynthesis inhibitors.
Grozinger, Karl. (1997). Process for the preparation of pure enantiomers of (U.S. Patent No. 5616717). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5616717
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile