darexaban and its Impurities

Darexaban has been used in trials studying the prevention and basic science of Japanese, Caucasian, Thromboembolism, Pharmacodynamics, and Pharmacokinetics, among others. It is a direct inhibitor of factor Xa. Reference standards of Darexaban API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.