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. 14, 2020

Filed:

Jun. 15, 2017
Applicants:

Centaurus Biopharma Co., Ltd., Beijing, CN;

Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Jiangsu Province, CN;

Lianyungang Runzhong Pharmaceutical Co., Ltd., Lianyungang, Jiangsu, CN;

Inventors:

Li Zhu, Beijing, CN;

Yangjian Liu, Beijing, CN;

Chuanyu Zhang, Beijing, CN;

He Wang, Beijing, CN;

Hong Luo, Beijing, CN;

Yinghui Sun, Beijing, CN;

Yongxin Han, Beijing, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/519 (2006.01); A61P 35/00 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
A61K 31/519 (2013.01); A61P 35/00 (2018.01); C07D 487/04 (2013.01);
Abstract

A pyrrolopyrimidine comprising a cyclopentyi substituent. The present invention specifically relates to a compound represented by formula. A and a stereoisomer and pharmaceutically acceptable salt thereof. The invention further relates to a method for manufacturing the pyrrolopyrimidine comprising the cyclopentyl substituent represented by formula A, a pharmaceutical composition, and an application of the compound in treating a disease induced by Janus kinase.


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