Disclosed are a 1,3,6-substituted indole compound having inhibitory activity for protein kinases, a pharmaceutically acceptable thereof, and a pharmaceutical composition for prevention and treatment of diseases caused by abnormal cell growth including the compound as an active ingredient.Since the novel indole compound exhibits superior inhibitory activity for various protein kinases involved in growth factor signal transduction, it is useful as an agent for preventing or treating cancers caused by abnormal cell growth.
