centchroman and its Impurities

Ormeloxifene is primarily used as a contraceptive but may also be effective for dysfunctional uterine bleeding and advanced breast cancer. Now available in India as Chhaya. Ormeloxifene, also known as centchroman. Reference standards of Centchroman API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.