7-Methyl Docetaxel

7-甲基多西他赛

Also known as: Cabazitaxel Impurity 4, (2α,5β,7β,10β,13α)-4-Acetoxy-1,10-dihydroxy-13-{[(2R,3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-7-methoxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate, Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-6,11-dihydroxy-4-methoxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-

7-Methyl Docetaxel (CAS 1420767-25-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C44H55NO14 and a molecular weight of 821.906 g/mol. It is also known as Cabazitaxel Impurity 4, (2α,5β,7β,10β,13α)-4-Acetoxy-1,10-dihydroxy-13-{[(2R,3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-7-methoxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate and Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-6,11-dihydroxy-4-methoxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Key properties include a boiling point of 884.9±65.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 489.0±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1420767-25-4

Jingsj CID

J-1527931-8

Molecular Formula

C₄₄H₅₅NO₁₄

Chinese Name

7-甲基多西他赛

Molecular Weight

821.906 g/mol

Category

Organic Compounds

Last updated

8/21/2026