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:
Jun. 13, 2023
Filed:
Jan. 24, 2019
Applicant:
Suzhou Pengxu Pharmatech Co. Ltd., Jiangsu, CN;
Inventors:
Peng Wang, Scotch Plains, NJ (US);
Pixu Li, Suzhou, CN;
Qiang Wei, Suzhou, CN;
Yuanhua Liu, Suzhou, CN;
Assignee:
SUZHOU PENGXU PHARMATECH CO. LTD., Jiangsu, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 207/27 (2006.01); A61K 31/4015 (2006.01); C07C 53/19 (2006.01); C07C 53/50 (2006.01); C07C 67/307 (2006.01); C07C 69/63 (2006.01); C07C 71/00 (2006.01); C07C 209/08 (2006.01); C07C 231/14 (2006.01); C07C 233/05 (2006.01); C07C 237/06 (2006.01);
U.S. Cl.
CPC ...
C07D 207/27 (2013.01); A61K 31/4015 (2013.01); C07C 53/19 (2013.01); C07C 53/50 (2013.01); C07C 67/307 (2013.01); C07C 69/63 (2013.01); C07C 71/00 (2013.01); C07C 209/08 (2013.01); C07C 231/14 (2013.01); C07C 233/05 (2013.01); C07C 237/06 (2013.01);
Abstract
The present invention provides a scalable synthesis of enantiomerically pure brivaracetam, and related derivatives.