(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

Base Information

Chemical Name:(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol
CAS No.:803699-27-6
Molecular Formula:C₂₈H₄₂O₄Si
Molecular Weight:470.725
Hs Code.:

Synonyms:(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

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Chemical Property of (S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

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Technology Process of (S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

There total 4 articles about (S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol 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: 91.0%

: 802984-27-6
{(S)-2-[(4R,5S,6R)-6-((S)-1-Benzyloxy-ethyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-propoxy}-tert-butyl-diphenyl-silane

: 803699-27-6
(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

Guidance literature:: With hydrogen; palladium on activated charcoal; In ethyl acetate; at 20 ℃; for 3h;
DOI:10.1055/s-2004-831332

Reference yield:

: 92817-88-4
(2S)-3-{[tert-butyl(diphenyl)silyl]oxy}-2-methylpropanal

: 803699-27-6
(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

Guidance literature:: Multi-step reaction with 4 steps

1.1: TiCl₄; (i-Pr)2NEt / CH₂Cl₂ / 1.5 h / -78 °C

1.2: 79 percent / TiCl₄ / CH₂Cl₂ / 0.75 h / -78 °C

2.1: 82 percent / DIBALH / tetrahydrofuran / -78 °C

3.1: 90 percent / PPTS / CH₂Cl₂ / 20 °C

4.1: 91 percent / H₂ / Pd/C / ethyl acetate / 3 h / 20 °C

With hydrogen; pyridinium p-toluenesulfonate; titanium tetrachloride; diisobutylaluminium hydride; N-ethyl-N,N-diisopropylamine; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; ethyl acetate;
DOI:10.1055/s-2004-831332

Reference yield:

: 132489-33-9
(S)-2-benzyloxy-3-pentanone

: 803699-27-6
(S)-1-{(4R,5S,6R)-6-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-[1,3]dioxan-4-yl}-ethanol

Guidance literature:: Multi-step reaction with 4 steps

1.1: TiCl₄; (i-Pr)2NEt / CH₂Cl₂ / 1.5 h / -78 °C

1.2: 79 percent / TiCl₄ / CH₂Cl₂ / 0.75 h / -78 °C

2.1: 82 percent / DIBALH / tetrahydrofuran / -78 °C

3.1: 90 percent / PPTS / CH₂Cl₂ / 20 °C

4.1: 91 percent / H₂ / Pd/C / ethyl acetate / 3 h / 20 °C

With hydrogen; pyridinium p-toluenesulfonate; titanium tetrachloride; diisobutylaluminium hydride; N-ethyl-N,N-diisopropylamine; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; ethyl acetate;
DOI:10.1055/s-2004-831332