Normethandrone and its Impurities

Normethandrone, also known as methylestrenolone or methylnortestosterone and sold under the brand name Metalutin among others, is a progestin and androgen/anabolic steroid medication which is used in combination with an estrogen in the treatment of amenorrhea and menopausal symptoms in women. Reference standards of Normethandrone API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.