(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

Base Information

Chemical Name:(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide
CAS No.:119169-66-3
Molecular Formula:C₂₀H₂₆Br₂O
Molecular Weight:442.234
Hs Code.:

Synonyms:(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

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Technology Process of (8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

There total 1 articles about (8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide 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: 99.0%

: 302-97-6
androst-4-en-3-one-17β-carboxylic acid

: 119169-66-3
(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

Guidance literature:: With Oxalyl bromide; oxalic acid; In benzene; at 25 ℃; for 4h;
DOI:10.1016/0968-0896(95)00160-3

Reference yield:

: 119169-66-3
(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

: SB 209963

Guidance literature:: Multi-step reaction with 3 steps

1: pyridine / CH₂Cl₂ / 0 °C

2: 86 percent / tetrahydrofuran / 0 °C

3: 72 percent / Ca(O₂CH)2 / Pd(OAc)2, dppp / dimethylsulfoxide; toluene / 20 h / 80 °C / 760 Torr

With pyridine; calcium diformate; palladium diacetate; 1,3-bis-(diphenylphosphino)propane; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide; toluene;
DOI:10.1016/S0040-4039(99)00456-6

Reference yield:

: 119169-66-3
(8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carbonyl bromide

: 157977-50-9
1-((8S,9S,10R,13S,14S,17S)-3-Bromo-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-3-phenyl-propan-1-one

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine / CH₂Cl₂ / 0 °C

2: 86 percent / tetrahydrofuran / 0 °C

With pyridine; In tetrahydrofuran; dichloromethane;
DOI:10.1016/S0040-4039(99)00456-6