(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

Base Information

Chemical Name:(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran
CAS No.:161984-57-2
Molecular Formula:C₄₃H₇₂O₆Si₂
Molecular Weight:741.212
Hs Code.:

(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

Synonyms:(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

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Chemical Property of (2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

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Technology Process of (2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

There total 4 articles about (2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran 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: 100.0%

: 161984-56-1
(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[(Z)-4-(tert-butyl-dimethyl-silanyloxy)-but-1-enyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

: 161984-57-2
(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

Guidance literature:: With hydrogen; sodium carbonate; palladium on activated charcoal; In ethyl acetate; at 25 ℃; for 12h;
DOI:10.1021/ja00108a051 DOI:10.1021/ja00146a009

Reference yield:

: 131311-17-6
[(2R,3S,4aR,6S,7R,8aS)-7-Benzyloxy-6-(2-benzyloxy-ethyl)-3-(tert-butyl-dimethyl-silanyloxy)-2,6,8a-trimethyl-octahydro-pyrano[3,2-b]pyran-2-yl]-methanol

: 161984-57-2
(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) sodium bis(trimethylsilyl)amide / 1.) THF, -78 deg C, 10 min, 2.) THF, 0 deg C, 0.5 h

2: 100 percent / H₂, Na₂CO₃ / 10percent Pd/C / ethyl acetate / 12 h / 25 °C

With hydrogen; sodium hexamethyldisilazane; sodium carbonate; palladium on activated charcoal; In ethyl acetate;
DOI:10.1021/ja00146a009

Reference yield:

: 88157-27-1
(3-((tert-butyldimetylisilyl)oxy)propyl)triphenylphosphonium iodide

: 161984-57-2
(2S,3R,4aS,6R,7S,8aR)-3-Benzyloxy-2-(2-benzyloxy-ethyl)-7-(tert-butyl-dimethyl-silanyloxy)-6-[4-(tert-butyl-dimethyl-silanyloxy)-butyl]-2,4a,6-trimethyl-octahydro-pyrano[3,2-b]pyran

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) sodium bis(trimethylsilyl)amide / 1.) THF, -78 deg C, 10 min, 2.) THF, 0 deg C, 0.5 h

2: 100 percent / H₂, Na₂CO₃ / 10percent Pd/C / ethyl acetate / 12 h / 25 °C

With hydrogen; sodium hexamethyldisilazane; sodium carbonate; palladium on activated charcoal; In ethyl acetate;
DOI:10.1021/ja00146a009