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. 05, 2022
Filed:
Apr. 20, 2020
Applicant:
Agc Inc., Chiyoda-ku, JP;
Inventors:
Yasushi Matsumura, Chiyoda-ku, JP;
Yusuke Nagai, Chiyoda-ku, JP;
Yu Yamaguchi, Chiyoda-ku, JP;
Lanfang Wang, Chiyoda-ku, JP;
Assignee:
AGC INC., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/373 (2006.01);
U.S. Cl.
CPC ...
C07C 51/373 (2013.01);
Abstract
The present invention relates to a novel production method of a novel prostaglandin derivative or a pharmaceutically acceptable salt thereof useful as a medicament, and an intermediate therefor. According to the present invention, a production method of a novel prostaglandin derivative or a pharmaceutically acceptable salt thereof including a conversion step from a compound represented by the following formula 3 to a compound represented by the formula 1 can be provided: wherein each symbol is as defined in the DESCRIPTION.