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.

Date of Patent:
Apr. 29, 2025

Filed:

Sep. 27, 2021
Applicant:

Mochida Pharmaceutical Co., Ltd., Tokyo, JP;

Inventors:

Hideharu Uchida, Tokyo, JP;

Tsutomu Satoh, Tokyo, JP;

Bin Zhao, Changzhou, CN;

Xiaomin Gu, Changzhou, CN;

Jian Luo, Changzhou, CN;

Chuan Chen, Changzhou, CN;

Xiaofei Cai, Shanghai, CN;

Jiajie Ye, Shanghai, CN;

Jie Li, Shanghai, CN;

Fenglai Sun, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 311/58 (2005.12); C07C 29/143 (2005.12); C07C 35/23 (2005.12); C07C 213/02 (2005.12);
U.S. Cl.
CPC ...
C07D 311/58 (2012.12); C07C 29/143 (2012.12); C07C 35/23 (2012.12); C07C 213/02 (2012.12); C07C 2602/10 (2017.04);
Abstract

The present invention provides, a novel method for producing a compound represented by formula (I) and a novel method for producing a compound represented by formula (B) or a salt thereof, which are intermediates in the production of formula (I).


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