Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Base Information

Chemical Name:Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester
CAS No.:174815-53-3
Molecular Formula:C₂₉H₃₈O₅
Molecular Weight:466.618
Hs Code.:

Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Synonyms:Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

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Chemical Property of Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

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Technology Process of Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

There total 1 articles about Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl 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:

: 17921-63-0
3β-hydroxy-androst-5,15-dien-17-one

: 108-24-7
acetic anhydride

: 105-13-5
4-Methoxybenzyl alcohol

: 174815-53-3
Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

: 174815-55-5
Acetic acid (3S,8R,9S,10R,13S,14S,15S)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: With sodium hydride; Yield given. Multistep reaction. Yields of byproduct given; 1.) 16 h, 2.) pyridine, 4 h;
DOI:10.1016/0039-128X(95)00196-W

Reference yield: 92.0%

: 174815-53-3
Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

: 174815-57-7
Acetic acid (3S,8R,9S,10R,13S,14S,15R,17S)-17-hydroxy-15-(4-methoxy-benzyloxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: With sodium tetrahydroborate; In methanol; ethyl acetate; at 10 ℃; for 0.0833333h;
DOI:10.1016/0039-128X(95)00196-W

Reference yield:

: 174815-53-3
Acetic acid (3S,8R,9S,10R,13S,14S,15R)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

: 174815-68-0
(8R,9S,10R,13S,14S,15R,17S)-17-(Isopropyl-dimethyl-silanyloxy)-15-(4-methoxy-benzyloxy)-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-3-one

Guidance literature:: Multi-step reaction with 4 steps

1: 92 percent / NaBH₄ / ethyl acetate; methanol / 0.08 h / 10 °C

2: Et₃N / CH₂Cl₂ / 1 h

3: 2 M aq. KOH / benzene; methanol / 0.17 h / Heating

4: 89 percent / 1-methyl-4-piperidone, (i-PrO)3Al / toluene / 4 h / Heating

With 1-Methyl-4-piperidone; potassium hydroxide; sodium tetrahydroborate; aluminum isopropoxide; triethylamine; In methanol; dichloromethane; ethyl acetate; toluene; benzene;
DOI:10.1016/0039-128X(95)00196-W