(-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

Base Information

Chemical Name:(-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol
CAS No.:1258868-01-7
Molecular Formula:C₂₅H₄₂O₄SSi₂
Molecular Weight:494.843
Hs Code.:

Synonyms:(-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

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Chemical Property of (-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

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Technology Process of (-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

There total 2 articles about (-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol 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:

: 1258867-97-8
C₁₀H₁₈O₂Si

: (R)-3-tert-butyldimethylsilyloxy-prop-1-enyl-phenylsulfoxide

: 1258867-98-9
(+)-(4R)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

: 1258868-01-7
(-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

Guidance literature:: (R)-3-tert-butyldimethylsilyloxy-prop-1-enyl-phenylsulfoxide; With n-butyllithium; diisopropylamine; In tetrahydrofuran; hexane; at -78 - 0 ℃; for 0.25h;

C₁₀H₁₈O₂Si; In tetrahydrofuran; hexane; at -78 ℃; for 1h; optical yield given as %de;
DOI:10.1002/cjoc.201090277

Reference yield:

: 61157-25-3
triethyl(prop-2-yn-1-yloxy)silane

: 1258868-01-7
(-)-(4S)-7-(tert-butyl(dimethyl)silyl)oxy-5-[(S)-phenylsulfinyl]-1-triethylsilyloxy-hept-5-en-2-yn-4-ol

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / 0.25 h / 0 °C

1.2: -78 - 20 °C

2.1: n-butyllithium; diisopropylamine / tetrahydrofuran; hexane / 0.25 h / -78 - 0 °C

2.2: 1 h / -78 °C

With n-butyllithium; diisopropylamine; In tetrahydrofuran; hexane;
DOI:10.1002/cjoc.201090277