7β-(Chloromethyl)-15β,16β-methylene-3-oxo-17β-pregn-4-ene-21,17-carbolactone; (7β,15α,16α)-7-(Chloromethyl)-15,16-dihydro-17-hydroxy-3-oxo-3'H-cyclopropa[15,16]pregna-4,15-diene-21-carboxylic Acid γ-Lactone; Drospirenone EP Impurity H
Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
7-Chloromethyl 17R-Drospirenone (Drospirenone EP Impurity H) is one of the two epimeric lactones from Drospirenone (D689500) acidic treatment. Drospirenone impurity.