Imidazopyridazine derivative having kinase inhibitory...

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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C544S236000

Reexamination Certificate

active

08034812

ABSTRACT:
The present invention provides an imidazopyridazine derivative compound having a potent kinase inhibitory activity and a pharmaceutical agent thereof useful for treatment or prevention of cancer and the like. One such compound is represented by the formula:or a salt thereof or a prodrug thereof. The pharmaceutical agent contains the imidazopyridazine derivative compound or a prodrug thereof, which is a kinase (VEGFR, VEGFR2, PDGFR, Raf) inhibitor, an angiogenesis inhibitor, an agent for the prophylaxis or treatment of cancer, a cancer growth inhibitor, or a cancer metastasis suppressor.

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