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. 23, 2017
Filed:
Nov. 03, 2014
Applicant:
Council of Scientific & Industrial Research, New Delhi, IN;
Inventors:
Pragati Kishore Prasad, Maharashtra, IN;
Arumugam Sudalai, Maharashtra, IN;
Assignee:
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B 41/12 (2006.01); C07C 67/00 (2006.01); C07D 311/76 (2006.01); C07D 491/052 (2006.01); C07D 209/46 (2006.01); C07C 51/00 (2006.01); C07D 307/88 (2006.01); C07D 307/89 (2006.01); C07C 201/12 (2006.01); C07C 231/12 (2006.01); C07D 311/10 (2006.01); C07C 231/10 (2006.01); C07D 209/48 (2006.01); C07B 43/06 (2006.01);
U.S. Cl.
CPC ...
C07B 41/12 (2013.01); C07B 43/06 (2013.01); C07C 51/00 (2013.01); C07C 67/00 (2013.01); C07C 201/12 (2013.01); C07C 231/10 (2013.01); C07C 231/12 (2013.01); C07D 209/46 (2013.01); C07D 209/48 (2013.01); C07D 307/88 (2013.01); C07D 307/89 (2013.01); C07D 311/10 (2013.01); C07D 311/76 (2013.01); C07D 491/052 (2013.01);
Abstract
The present invention discloses one-pot synthesis of various carboxylic acid derivatives using copper catalyst and sodium cyanide as the cyanide source for bringing in carbonylative coupling in a single step.