| Synonyms: | Spironolactone EP Impurity G;Pregn-4-ene-21-carboxylic acid, 7-(acetylthio)-6,17-dihydroxy-3-oxo-, γ-lactone, (6β,7α,17α)- (9CI);S-((2'R,6S,7S,8R,9S,10R,13S,14S)-6-hydroxy-10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,9,10,11,12,13,14,15,16-hexadecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-yl) ethanethioate;6β-Hydroxy-spironolactone;S-[(2′R)-6β-hydroxy-3,5′-dioxo-3′,4′-dihydro-5′H-spiro[androst-4-ene-17,2′-furan]-7α-yl] ethanethioate (6β-hydroxy-spironolactone);S-((2'R,6S,7S,8R,9S,10R,13S,14S)-6-Hydroxy-10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,9,10,11,12,13,14,15,16-hexadecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-yl) ethanethioate (Spironolactone Impurity) |