| Synonyms: | 7-ChloroMethyl 17R-Drospirenone;(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;7β-(ChloroMethyl)-15β,16β-Methylene-3-oxo-17β-pregn-4-ene-21,17-carbolactone;Drospirenone EP Impurity H;Drospirenone Impurity 8（Drospirenone EP Impurity H）;3'H-Cyclopropa[15,16]pregna-4,15-diene-21-carboxylic acid, 7-(chloromethyl)-15,16-dihydro-17-hydroxy-3-oxo-, γ-lactone, (7β,15α,16α)-;Trospirone ethinylestradiol EP impurity H;(2'R,4aR,4bS,6aS,7aS,8aS,8bS,8cR,9S)-9-(Chloromethyl)-4a,6a-dimethyl-4,4a,4b,5,6,6a,8,8a,8b,8c,9,10-dodecahydro-2H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-2,5'(3H,4'H,7aH)-dione (Drospirenone Impurity) |