HETEROCYCLIC COMPOUNDS AND COMPOSITIONS AS C-KIT AND PDGFR KINASE INHIBITORS

摘要

The invention provides a novel class of compounds of Formula I: (I) pharmaceutical compositions comprising such compounds to treat or prevent diseases or disorders associated with abnormal or deregulated kinase activity, particularly diseases or disorders that involve abnormal activation of c-kit, PDGFR.alpha. and PDGFR.beta.kinases.