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:
Sep. 26, 2023
Filed:
Jun. 28, 2021
Applicant:
Poxel SA, Lyons, FR;
Inventors:
Laure Françoise Valérie Navarre, Lyons, FR;
Vincent Jacques, Somerville, MA (US);
Sébastien Bolze, Massieux, FR;
Assignee:
Poxel SA, Lyons, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 417/12 (2006.01); C07B 59/00 (2006.01);
U.S. Cl.
CPC ...
C07D 417/12 (2013.01); C07B 59/002 (2013.01); C07B 2200/05 (2013.01);
Abstract
The invention provides methods of synthesis of enantiopure deuterium enriched R-pioglitazone with structure of compound (IV), or a pharmaceutically acceptable salt thereof: The invention further provides chemical intermediates useful in the synthesis of compound (IV), and methods of synthesizing those intermediates.