(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

Base Information

Chemical Name:(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol
CAS No.:155300-00-8
Molecular Formula:C₂₃H₄₀O₃Si
Molecular Weight:392.654
Hs Code.:

Synonyms:(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

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Chemical Property of (E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

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Technology Process of (E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

There total 9 articles about (E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-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: 97.0%

: 155299-99-3
(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-enoic acid ethyl ester

: 155300-00-8
(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

Guidance literature:: With diisobutylaluminium hydride; In tetrahydrofuran; at -78 ℃;
DOI:10.1016/S0040-4039(00)76542-7

Reference yield:

: 106357-30-6
1-benzyloxy-2(S),4(S)-dimethyl-hex-5-en-3(R)-ol

: 155300-00-8
(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

Guidance literature:: Multi-step reaction with 5 steps

1: 100 percent / Et₃N / CH₂Cl₂ / 0.5 h / -30 °C

2: 1.) 9-BBN, 2.) H₂O₂, NaOH / 1.) THF, reflux, 2 h, 2.) THF, H₂O, r.t., 1 h

3: 1.) (COCl)2, DMSO, 2.) Et₃N / 1.) CH₂Cl₂, -78 deg C, 1 h, 2.) CH₂Cl₂, -78 deg C, 15 min

4: 93 percent / i-Pr₂NEt, LiCl / acetonitrile / 20 h

5: 97 percent / DIBALH / tetrahydrofuran; toluene / 2 h / -78 °C

With sodium hydroxide; 9-borabicyclo[3.3.1]nonane dimer; oxalyl dichloride; dihydrogen peroxide; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine; lithium chloride; In tetrahydrofuran; dichloromethane; toluene; acetonitrile;
DOI:10.1039/a804170i

Reference yield:

: 155417-63-3
[(1R,2S)-1-((S)-2-Benzyloxy-1-methyl-ethyl)-2-methyl-but-3-enyloxy]-tert-butyl-dimethyl-silane

: 155300-00-8
(E)-(5S,6R,7S)-8-Benzyloxy-6-(tert-butyl-dimethyl-silanyloxy)-5,7-dimethyl-oct-2-en-1-ol

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) 9-BBN, 2.) H₂O₂, NaOH / 1.) THF, reflux, 2 h, 2.) THF, H₂O, r.t., 1 h

2: 1.) (COCl)2, DMSO, 2.) Et₃N / 1.) CH₂Cl₂, -78 deg C, 1 h, 2.) CH₂Cl₂, -78 deg C, 15 min

3: 93 percent / i-Pr₂NEt, LiCl / acetonitrile / 20 h

4: 97 percent / DIBALH / tetrahydrofuran; toluene / 2 h / -78 °C

With sodium hydroxide; 9-borabicyclo[3.3.1]nonane dimer; oxalyl dichloride; dihydrogen peroxide; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine; lithium chloride; In tetrahydrofuran; toluene; acetonitrile;
DOI:10.1039/a804170i