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:
Sep. 29, 2015
Filed:
Dec. 17, 2012
Applicant:
Council of Scientific & Industrial Research, New Delhi, IN;
Inventors:
Boopathi Senthil Kumar, Pune, IN;
Vaithiyanathan Venkataramasubramanian, Pune, IN;
Arumugam Sudalai, Pune, IN;
Assignee:
COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 231/04 (2006.01);
U.S. Cl.
CPC ...
C07D 231/04 (2013.01);
Abstract
Disclosed herein is a highly enantio- (75 to 98% ee) and diastereoselective (99 to 100% de) synthesis of functionalized pyrazolidines via tandem a-amination-Corey Chaykovsky reaction of alpha unsubstituted aldehydes.