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:
May. 15, 2018
Filed:
Mar. 10, 2016
Applicants:
Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang, CN;
Medshine Discovery Inc., Nanjing, CN;
Inventors:
Charles Z. Ding, Shanghai, CN;
Shuhui Chen, Shenghai, CN;
Baoping Zhao, Shanghai, CN;
Zhaobing Xu, Shanghai, CN;
Yingchun Liu, Shanghai, CN;
Ruibin Lin, Shanghai, CN;
Fei Wang, Shanghai, CN;
Jian Li, Shanghai, CN;
Assignees:
CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., Jiangsu, CN;
MEDSHINE DISCOVERY INC., Jiangsu, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/14 (2006.01); C07D 401/14 (2006.01); C07D 471/04 (2006.01); C07D 487/10 (2006.01); C07D 498/04 (2006.01); C07D 487/08 (2006.01);
U.S. Cl.
CPC ...
C07D 403/14 (2013.01); C07D 401/14 (2013.01); C07D 471/04 (2013.01); C07D 487/08 (2013.01); C07D 487/10 (2013.01); C07D 498/04 (2013.01);
Abstract
Disclosed is a substituted 2H-pyrazole derivative serving as a selective CDK4/6 inhibitor. Specifically, disclosed is a compound of formula (I) or a pharmaceutically acceptable salt thereof which serves as a selective CDK4/6 inhibitor.