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CAS 2766607-38-7
(2Z)-3-(3,3,7,7,9-Pentamethyl-1,5-dioxaspiro[5.5]undec-8-en-8-yl)prop-2-en-1-ol
Codes: (III)101438-74-a
Application context (from source-drug indications)
Breast cancerPaclitaxel/Encequidar mesylateAdenocarcinomaPaclitaxel/Encequidar mesylateAngiosarcomaPaclitaxel/Encequidar mesylateSolid tumourPaclitaxel/Encequidar mesylatePancreatic cancerPaclitaxelNon-small cell lung cancerPaclitaxelHodgkin's diseasePaclitaxelSeminomaPaclitaxelOvarian cancerPaclitaxelBreast cancerPaclitaxel
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Paclitaxel/Encequidar mesylate | Tier C — Watch / trade | - |
| Paclitaxel | Tier B — Position early | - |
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.
3,3,7,7,9-Pentamethyl-1,5-dioxaspiro[5.5]undec-8-en-8-yl trifluoromethanesulfonate→3-(Tributylstannyl)-2(E)-propen-1-ol→(2Z)-3-(3,3,7,7,9-Pentamethyl-1,5-dioxaspiro[5.5]undec-8-en-8-yl)prop-2-en-1-ol→3,3,7,7,9-Pentamethyl-8-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1,5-dioxaspiro[5.5]undec-8-ene→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]cyclohex-3-en-1-one→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1-[(trimethylsilyl)oxy]cyclohex-3-ene-1-carbonitrile→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1-[(trimethylsilyl)oxy]cyclohex-3-ene-1-carbaldehyde
3,3,7,7,9-Pentamethyl-1,5-dioxaspiro[5.5]undec-8-en-8-yl trifluoromethanesulfonate→3-(Tributylstannyl)-2(E)-propen-1-ol→(2Z)-3-(3,3,7,7,9-Pentamethyl-1,5-dioxaspiro[5.5]undec-8-en-8-yl)prop-2-en-1-ol→3,3,7,7,9-Pentamethyl-8-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1,5-dioxaspiro[5.5]undec-8-ene→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]cyclohex-3-en-1-one→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1-[(trimethylsilyl)oxy]cyclohex-3-ene-1-carbonitrile→2,2,4-Trimethyl-3-[(1Z)-3-[(prop-2-en-1-yl)oxy]prop-1-en-1-yl]-1-[(trimethylsilyl)oxy]cyclohex-3-ene-1-carbaldehyde
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