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:
Feb. 25, 2020
Filed:
Mar. 15, 2017
Applicant:
Fmc Corporation, Philadelphia, PA (US);
Inventors:
Narayana Swamy, Bangalore, IN;
Chokalingam Devarajan, Bangalore, IN;
Ravindra Vitthal Datar, Bangalore, IN;
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 209/50 (2006.01); C07C 211/60 (2006.01); C07C 231/02 (2006.01); C07C 231/12 (2006.01); C07C 233/15 (2006.01); C07C 233/25 (2006.01);
U.S. Cl.
CPC ...
C07C 209/50 (2013.01); C07C 211/60 (2013.01); C07C 231/02 (2013.01); C07C 231/12 (2013.01); C07C 233/15 (2013.01); C07C 233/25 (2013.01); C07B 2200/07 (2013.01);
Abstract
The present invention relates to a novel process for converting the unwanted S enantiomer form to its useful raceme with respect to a 4-aminoindane derivative.