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:
Apr. 13, 2021
Filed:
Nov. 11, 2016
Applicant:
Api Corporation, Tokyo, JP;
Inventor:
Masaki Nagahama, Fukuoka, JP;
Assignee:
API CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 5/062 (2006.01); C07B 57/00 (2006.01); C07C 231/12 (2006.01); C07C 231/20 (2006.01); A61K 31/165 (2006.01); C07C 237/06 (2006.01); C07C 233/47 (2006.01); C07C 231/02 (2006.01);
U.S. Cl.
CPC ...
C07K 5/0606 (2013.01); A61K 31/165 (2013.01); C07B 57/00 (2013.01); C07C 231/02 (2013.01); C07C 231/12 (2013.01); C07C 231/20 (2013.01); C07C 233/47 (2013.01); C07C 237/06 (2013.01);
Abstract
The present invention provides a method of industrially and safely producing lacosamide high in diastereomeric excess at a high yield and a low cost. Adopting a particular isomerization-crystallization condition makes it possible to a method of industrially and safely producing lacosamide high in diastereomeric excess at a high yield and a low cost. Additionally, an intermediate efficacious for producing lacosamide is provided.