Mivebresib (Standard) is the analytical standard of Mivebresib. This product is intended for research and analytical applications. Mivebresib (ABBV-075) is a potent and orally active bromodomain and extraterminal domain (BET) bromodomain inhibitor. Mivebresib binds to BRD4 with a Ki of 1.5 nM[1].