zofenopril and its Impurities

Zofenopril is employed as both a cardioprotective and anti-hypertensive agent. It is an angiotensin-converting enzyme inhibitor. Zofenopril is a prodrug with zofenoprilat as the active metabolite. Reference standards of Zofenopril API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.