8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

Base Information

Chemical Name:8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane
CAS No.:307318-54-3
Molecular Formula:C₂₅H₃₈O₃Si
Molecular Weight:414.66
Hs Code.:

Synonyms:8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

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Chemical Property of 8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

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Technology Process of 8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

There total 4 articles about 8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane 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: 75.0%

: 282724-94-1
8β-tert-butyldimethylsilyloxy-(17E)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

: 307318-54-3
8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

Guidance literature:: In tetrahydrofuran; for 1.5h; Irradiation;
DOI:10.1021/jo000579j

Reference yield:

: 128833-03-4
P-[(3-bromophenyl)methyl]phosphonic acid diethyl ester

: 307318-54-3
8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

Guidance literature:: Multi-step reaction with 3 steps

1: 12 percent / KH / tetrahydrofuran / 4 h / Heating

2: 86 percent / Et₃N; dppp / Pd(OAc)2 / dimethylsulfoxide / 12 h / 80 °C

3: 75 percent / tetrahydrofuran / 1.5 h / Irradiation

With 1,3-bis-(diphenylphosphino)propane; potassium hydride; triethylamine; palladium diacetate; In tetrahydrofuran; dimethyl sulfoxide; 1: Condensation / 2: Addition / 3: Isomerization;
DOI:10.1021/jo000579j

Reference yield:

: 140659-26-3
8β-[(tert-butyldimethylsilyl)oxy]de-A,B-androstan-17β-one

: 307318-54-3
8β-tert-butyldimethylsilyloxy-(17Z)-{1-[3-(methyloxycarbonyl)phenyl]methylidene}-de-A,B-androstane

Guidance literature:: Multi-step reaction with 3 steps

1: 12 percent / KH / tetrahydrofuran / 4 h / Heating

2: 86 percent / Et₃N; dppp / Pd(OAc)2 / dimethylsulfoxide / 12 h / 80 °C

3: 75 percent / tetrahydrofuran / 1.5 h / Irradiation

With 1,3-bis-(diphenylphosphino)propane; potassium hydride; triethylamine; palladium diacetate; In tetrahydrofuran; dimethyl sulfoxide; 1: Condensation / 2: Addition / 3: Isomerization;
DOI:10.1021/jo000579j