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:
Jan. 18, 2022
Filed:
Aug. 05, 2020
Applicant:
Medichem, S.a., Sant Joan Despí, ES;
Inventors:
Yisong Wen, Can Massuet-Dosrius, ES;
David Font Gimbernat, Celrà, ES;
Ernesto Durán López, Castellbisbal, ES;
Assignee:
MEDICHEM, S.A., Sant Joan Despí, ES;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 231/12 (2006.01); B01J 31/02 (2006.01); C07C 45/68 (2006.01); C07C 231/24 (2006.01); C07C 45/61 (2006.01); C07C 237/06 (2006.01); C07C 251/24 (2006.01); C07C 303/32 (2006.01); C07C 249/02 (2006.01); C07C 47/575 (2006.01); C07C 237/20 (2006.01);
U.S. Cl.
CPC ...
C07C 231/12 (2013.01); B01J 31/0239 (2013.01); C07C 45/61 (2013.01); C07C 45/68 (2013.01); C07C 231/24 (2013.01); C07C 237/06 (2013.01); C07C 249/02 (2013.01); C07C 251/24 (2013.01); C07C 303/32 (2013.01); C07C 47/575 (2013.01); C07C 237/20 (2013.01);
Abstract
The present invention is related to a process for preparing safinamide and salts thereof, preferably safinamide methanesulfonate, with high yields and high enantiomeric and chemical purity without the need of using highly pure intermediates. The process of the present invention is suitable for the production of safinamide and its salts, preferably safinamide methanesulfonate, at industrial scale.