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:
Jun. 26, 2018

Filed:

Sep. 30, 2014
Applicants:

Shanghai Hengrui Pharmaceutical Co., Ltd., Shanghai, CN;

Jiangsu Hengrui Medicine Co., Ltd., Lianyungang, Jiangsu, CN;

Inventors:

Hejun Lu, Shanghai, CN;

Piaoyang Sun, Jiangsu, CN;

Bin Gui, Shanghai, CN;

Qing Dong, Shanghai, CN;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01);
Abstract

Pyrazolopyrimidone and pyrrolotriazone derivatives, methods of preparation thereof, and pharmaceutical uses thereof are described. Specifically, pyrazolopyrimidone and pyrrolotriazone derivatives represented by the general formula (I) and pharmaceutically acceptable salts thereof are described. The pyrazolopyrimidone and pyrrolotriazone derivatives are useful as gonadotropin releasing hormone (GnRH) antagonists, such as for therapeutic agents for endometriosis. The definitions of the substituents in the general formula (I) are the same as the definitions in the specification.


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