Dasatinib-d4 (BMS-354825-d4) is deuterium labeled Dasatinib. Dasatinib (BMS-354825) is a highly potent, ATP competitive, orally active dual Src/Bcr-Abl inhibitor with potent antitumor activity. The Kis are 16 pM and 30 pM for Src and Bcr-Abl, respectively. Dasatinib inhibits Bcr-Abl and Src with IC50s of [1][2]. Dasatinib also induces apoptosis and autophagy.