(8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl ester

Base Information

• Chemical Name: (8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl ester
• CAS No.: 165403-42-9
• Molecular Formula: C₂₅H₃₄O₇
• Molecular Weight: 446.541

Synonyms:

Chemical Property of (8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl ester

Chemical Property:

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Technology Process of (8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl ester

There total 1 articles about (8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl 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: 8.0%

methanol (67-56-1) + Acetic acid 2-((8S,9S,10R,11S,13S,14S,16S,17R)-16-cyano-11,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxo-ethyl ester (17664-55-0) → methyl 11β,17α,21-trihydroxy-3,20-dioxo-pregna-1,4-diene-16α-carboxylate (111802-47-2) + (8S,9S,10R,11S,13S,14S,16R,17S)-17-(2,2-Dimethoxy-acetyl)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-16-carboxylic acid methyl ester (165403-42-9)

Guidance literature:

With hydrogenchloride; 1.) -30 to -20 deg C, 1 d; 2.) -20 to -15 deg C, 4 h;

DOI:10.1016/0040-4039(95)00526-I

upstream raw materials:

methanol

Acetic acid 2-((8S,9S,10R,11S,13S,14S,16S,17R)-16-cyano-11,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxo-ethyl ester

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