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CAS 1782938-41-3
[(1R,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl]methanol
Codes：(XXI)101438-55-b
Application context (from source-drug indications)
乳腺癌Paclitaxel/Encequidar mesylate腺癌Paclitaxel/Encequidar mesylate血管肉瘤Paclitaxel/Encequidar mesylate实体瘤Paclitaxel/Encequidar mesylate
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Paclitaxel/Encequidar mesylatePaclitaxel/Encequidar mesylate | 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.
(1S)-1-[(S)-[(1R,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl](hydroxy)methyl]-2,2,4-trimethylcyclohex-3-en-1-ol→(2-[(1S,2R,3S,6S)-6-(Benzyloxy)-3-(methoxymethoxy)-1-methyl-2-[(tetrahydro-2H-pyran-2-yloxy)methyl]cyclohexyl]ethoxy)(tert-butyl)diphenylsilane→(1S,2S,3S,4S)-2-(2-[[tert-Butyl(diphenyl)silyl]oxy]ethyl)-4-(methoxymethoxy)-2-methyl-3-[(4S,5S)-6,6,8-trimethyl-2,9-dioxo-1,3-dioxaspiro[4.5]dec-7-en-4-yl]cyclohexyl benzoate→(1S,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexanecarbaldehyde→(4S,5S)-4-[(1S,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl]-6,6,8-trimethyl-1,3-dioxaspiro[4.5]dec-7-en-2-one→(S)-[(1R,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl](4,6,6-trimethylcyclohexa-1,4-dien-1-yl)methanol→(S)-[(1R,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl][(1S,6S)-2,2,4-trimethyl-7-oxabicyclo[4.1.0]hept-3-en-1-yl]methanol→[(1R,2S,3S,6S)-3-(Benzyloxy)-2-(2-[[tert-butyl(diphenyl)silyl]oxy]ethyl)-6-(methoxymethoxy)-2-methylcyclohexyl]methanol→2-[(1S,2R,3S,6S)-6-(Benzyloxy)-3-(methoxymethoxy)-1-methyl-2-[(tetrahydro-2H-pyran-2-yloxy)methyl]cyclohexyl]ethanol→2-[[(1R,2S,3S,6S)-3-(Benzyloxy)-6-(methoxymethoxy)-2-methyl-2-vinylcyclohexyl]methoxy]tetrahydro-2H-pyran→2,4,6-Triisopropyl-N'-[(1Z)-2,2,4-trimethylcyclohex-3-en-1-ylidene]benzenesulfonohydrazide→Bis(trichloromethyl) carbonate
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