(2'R,7R,8R,10S,13S,14S)-Methyl 10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,10,12,13,14,15,16-tetradecahydro-3'H-spiro-7-carboxylate (Standard)

(2'R,7R,8R,10S,13S,14S)-Methyl 10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,10,12,13,14,15,16-tetradecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-carboxylate (Standard) is the analytical standard of (2'R,7R,8R,10S,13S,14S)-Methyl 10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,10,12,13,14,15,16-tetradecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-carboxylate. This product is intended for research and analytical applications.