YK-11

Chemistry

Also known as

• Z9748J6B0R
• UNII-Z9748J6B0R
• 19-Norpregna-4,20-diene-21-carboxylic acid, 17,20-[(1-methoxyethylidene)bis(oxy)]-3-oxo-, methyl ester, (17alpha,20E)-
• (17alpha,20E)-17,20-((1-Methoxyethylidene)bis(oxy))-3-oxo-19-norpregna-4,20-diene-21-carboxylic acid methyl ester
• 19-Norpregna-4,20-diene-21-carboxylic acid, 17,20-((1-methoxyethylidene)bis(oxy))-3-oxo-, methyl ester, (17alpha,20E)-
• (17.ALPHA.,20E)-17,20-((1-METHOXYETHYLIDENE)BIS(OXY))-3-OXO-19-NORPREGNA-4,20-DIENE-21-CARBOXYLIC ACID METHYL ESTER
• 19-NORPREGNA-4,20-DIENE-21-CARBOXYLIC ACID, 17,20-((1-METHOXYETHYLIDENE)BIS(OXY))-3-OXO-, METHYL ESTER, (17.ALPHA.,20E)-
• RefChem:195653

Stereoisomers

3 distinct stereoisomers are registered for this structure. This area's record is the racemate — the mixture, which is normally the form encountered.

• methyl (2E)-2-[(2'S,8R,9S,10R,13S,14S,17S)-2'-methoxy-2',13-dimethyl-3-oxospiro[1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,5'-1,3-dioxolane]-4'-ylidene]acetate CID 121492770
• methyl (2E)-2-[(2'R,8R,9S,10R,13S,14S,17R)-2'-methoxy-2',13-dimethyl-3-oxospiro[1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,5'-1,3-dioxolane]-4'-ylidene]acetate CID 129605712
• methyl (2E)-2-[(2'S,8R,9S,10R,13S,14S,17R)-2'-methoxy-2',13-dimethyl-3-oxospiro[1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,5'-1,3-dioxolane]-4'-ylidene]acetate CID 129605713
• Methyl 2-(2'-methoxy-2',13-dimethyl-3-oxospiro[1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,5'-1,3-dioxolane]-4'-ylidene)acetate mixture CID 139266798
• (17a,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna-4,20-diene-21-carboxylic Acid Methyl Ester mixture CID 168006016