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CAS 122370-91-6
(8R,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-6-methylene-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
Codes: EXEM-008
Application context (from source-drug indications)
Breast cancerExemestaneDuctal carcinomaExemestane共济失调性毛细血管扩张Exemestane增生ExemestaneNon-small cell lung cancerExemestaneCervical intraepithelial neoplasiaExemestane
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Exemestane | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
(8R,9S,10R,13S,14S)-10,13-dimethyl-6-methylene-7,8,9,10,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-3,17(2H,6H)-dione→(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-6-methylene-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate→(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-6-methylene-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl acetate→(8R,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-6-methylene-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
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