英文名称
1Alpha-Chloromethyl-3,6,20-pregn-4-en-17-yl Acetate
Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;
1?-Chloromethyl-3,6,20-pregn-4-en-17-yl Acetate, is an impurity of Cyproterone Acetate (C989100), which its free alcohol is an anti-androgen. The acetate is both an anti-androgen and a progestogen, and combined with estrogen it is used in the treatment of acne.