Patent · US Active

Aminopyrazole derivative

US8829199B2 · kind B2 · utility

6Cited by
1References
9Claims
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Key dates

Filing dateAug 5, 2010
Grant dateSep 9, 2014
Priority date
Expiry dateAug 5, 2030

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D491/056
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A compound represented by formula (I) or a pharmacologically acceptable salt thereof, which can inhibit a fibroblast growth factor receptor (FGFR) family kinase in cancer tissues. (In the formula, A represents a 5- to 10-membered heteroaryl group, or a C6-10 aryl group; R1 and R2 independently represent H, OH, X, CN, NO2, a C1-4 haloalkyl group, a C1-6 alkyl group, or the like <R1 and R2 together form a (substituted) 3- to 10-membered heterocyclyl group or a (substituted) 5- to 10-membered heteroaryl group>; R3 represents H, a C1-5 alkyl group, a C6-10 aryl group, a C1-5 alkyl group, or a C1-4 haloalkyl group; and R4 represents H, X, a C1-3 alkyl group, a C1-4 haloalkyl group, OH, CN, NO2, or the like.)

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