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:
Jul. 12, 2011
Filed:
Oct. 05, 2006
Applicants:
Neela Praveen Kumar, Hyderabad, IN;
Mohan Prasad, Gurgaon, IN;
Inventors:
Neela Praveen Kumar, Hyderabad, IN;
Mohan Prasad, Gurgaon, IN;
Assignee:
Ranbaxy Laboratories Limited, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 499/893 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is related to processes for the preparation of faropenem, which comprises treating the compound of Formula II, with an alkali metal salt of a substituted or unsubstituted Ccarboxylic acid and a catalytic amount of a palladium complex in the presence of an organic solvent, followed by the treatment of the reaction mixture of with water and a water miscible solvent, and isolating a hydrate of an alkali metal salt of faropenem from the reaction mass, wherein water is not removed from the reaction mixture in water treatment or isolation steps.