SUBSTITUTED AZA-OXINDOLE DERIVATIVES

Compounds of formula (I) and methods for their use and manufacture. The compounds and compositions of the present invention are generally useful pharmacologically as therapeutic agents in disease states alleviated by the inhibition or antagonism of protein kinase activated signalling pathways in general, and in particular in the pathological processes which involve aberrant cellular proliferation, such disease states including tumor growth, restenosis, atherosclerosis, and thrombosis. In particular, the present invention relates to a series of substituted aza-oxindole compounds, which exhibit protein tyrosine kinase and protein serine/threonine kinase inhibition, and which are useful for the prevention of chemotherapy-induced alopecia.