Pyrrolo[2,1-f][1,2,4]triazine inhibitors of kinases

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C544S183000

Reexamination Certificate

active

06869952

ABSTRACT:
The present invention provides compounds of formula I,and pharmaceutically acceptable salts thereof.The formula I compounds inhibit the tyrosine kinase activity of growth factor receptors such as VEGFR-2 and FGFR-1, thereby making them useful as anti-cancer agents. The formula I compounds are also useful for the treatment of other diseases associated with signal transduction pathways operating through growth factor receptors.

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