Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
17β-Hydroxy-17-ethyl-estra-5(10),9(11)-dien-3-one Cyclic 1,2 Ethanediyl Acetal is an impurity of Mifepristone (M343975), a progesterone receptor antagonist with partial agonist activity. Abortifacient.