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:
Nov. 14, 2023

Filed:

Apr. 29, 2022
Applicants:

Shionogi & Co., Ltd., Osaka, JP;

National University Corporation Hokkaido University, Hokkaido, JP;

Inventors:

Yuki Tachibana, Osaka, JP;

Shota Uehara, Osaka, JP;

Yuto Unoh, Osaka, JP;

Kenji Nakahara, Osaka, JP;

Yoshiyuki Taoda, Osaka, JP;

Yukiko Yamatsu, Osaka, JP;

Shigeru Ando, Osaka, JP;

Michihito Sasaki, Hokkaido, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/14 (2006.01); A61P 31/14 (2006.01); A61K 31/53 (2006.01); A61K 47/54 (2017.01);
U.S. Cl.
CPC ...
C07D 403/14 (2013.01); A61K 31/53 (2013.01); A61K 47/542 (2017.08); A61P 31/14 (2018.01);
Abstract

The present invention provides a compound exhibiting coronavirus 3 CL protease inhibitory activity or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same. Furthermore, the present invention provides a crystalline form useful as an active pharmaceutical ingredient, and a pharmaceutical composition comprising the same. A compound represented by Formula: or a pharmaceutically acceptable salt thereof.


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