(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

Base Information

Chemical Name:(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester
CAS No.:402825-20-1
Molecular Formula:C₃₄H₄₇NO₄
Molecular Weight:533.751
Hs Code.:

(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

Synonyms:(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

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Chemical Property of (3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

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Technology Process of (3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

There total 2 articles about (3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 44.0%

: 7429-97-2
3β-acetoxy-5-etienic acid chloride

: (+/-)-trans-2-(4-methylpyridin-2-yl)cyclohexanol

: 402825-20-1
(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

: 402825-17-6
(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1S,2R)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

Guidance literature:: 3β-acetoxy-5-etienic acid chloride; (+/-)-trans-2-(4-methylpyridin-2-yl)cyclohexanol; With triethylamine;

With hydrogenchloride; In diethyl ether; Title compound not separated from byproducts;
DOI:10.1016/S0040-4039(01)01710-5

Reference yield:

: 10222-42-1
2-(4'-methyl-2'-pyridyl)cyclohexanone

: 402825-20-1
(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: NaBH₄ / ethanol / 3.5 h / Heating

2: Et₃N / CH₂Cl₂ / 19 h / 20 °C

With sodium tetrahydroborate; triethylamine; In ethanol; dichloromethane;
DOI:10.1002/1521-3765(20021216)8:24<5551::AID-CHEM5551>3.0.CO;2-V

Reference yield:

: 402825-20-1
(3S,8S,9S,10R,13S,14S,17S)-3-Acetoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylic acid (1R,2S)-2-(4-methyl-pyridin-2-yl)-cyclohexyl ester

: (1R,2S)-trans-2-(4-methylpyridin-2-yl)cyclohexanol

: (1S,2R)-trans-2-(4-methylpyridin-2-yl)cyclohexanol

Guidance literature:: With lithium aluminium tetrahydride; In tetrahydrofuran; at 20 ℃; for 2h; Title compound not separated from byproducts.;
DOI:10.1002/1521-3765(20021216)8:24<5551::AID-CHEM5551>3.0.CO;2-V