Patent · US Active

Salts of bicyclo-substituted pyrazolon azo derivatives, preparation method and use thereof

US9120762B2 · kind B2 · utility

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8Claims

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Inventors

Peng Cho Tang · Moraga, US
Hejun Lü · Shanghai, CN
Hongbo Fei · Shanghai, CN
Yiqian Chen · Shanghai, CN

Key dates

Filing date	Jan 27, 2014
Grant date	Sep 1, 2015
Priority date	—
Expiry date	Jan 27, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D409/12
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The pharmaceutically acceptable salts of bicycle-substituted pyrazolon azo derivatives represented by the general formula (I), their preparation methods, pharmaceutical compositions containing the same and their use as a therapeutic agent, especially as thrombopoietin (TPO) mimetics and their use as agonists of thrombopoietin receptor. The definitions of substituents in the general formula (I) are the same as the description.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.