(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

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Chemical Name:(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran
CAS No.:181208-20-8
Molecular Formula:C₄₀H₅₆O₇SSi₂
Molecular Weight:737.117
Hs Code.:

(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

Synonyms:(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

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Chemical Property of (2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

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Technology Process of (2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

There total 11 articles about (2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-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: 93.0%

: 181208-17-3
Trifluoro-methanesulfonic acid (2R,3S,4aR,8aS)-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran-2-ylmethyl ester

: 181207-92-1
((2S,3R)-3-Benzenesulfonyl-oxiranylmethoxy)-tert-butyl-diphenyl-silane

: 181208-20-8
(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

Guidance literature:: With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; In tetrahydrofuran; at -100 ℃; for 0.5h;
DOI:10.1021/ja961454s

Reference yield:

: 58479-61-1
tert-butylchlorodiphenylsilane

: 181208-20-8
(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

Guidance literature:: Multi-step reaction with 2 steps

1: imidazole / dimethylformamide / 1.5 h

2: 93 percent / n-BuLi, DMPU / tetrahydrofuran / 0.5 h / -100 °C

With 1H-imidazole; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1021/ja961454s

Reference yield:

: 181208-14-0
(2R,3S,4aR,8aS)-2-Hydroxymethyl-octahydro-pyrano[3,2-b]pyran-3-ol

: 181208-20-8
(2R,3S,4aR,8aS)-2-[(2R,3S)-2-Benzenesulfonyl-3-(tert-butyl-diphenyl-silanyloxymethyl)-oxiranylmethyl]-3-(tert-butyl-dimethyl-silanyloxy)-octahydro-pyrano[3,2-b]pyran

Guidance literature:: Multi-step reaction with 3 steps

1: 2,6-lutidine / CH₂Cl₂ / 0.5 h / -78 °C

2: 2,6-lutidine / CH₂Cl₂ / 0.5 h / -78 - 0 °C

3: 93 percent / n-BuLi, DMPU / tetrahydrofuran / 0.5 h / -100 °C

With 2,6-dimethylpyridine; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; In tetrahydrofuran; dichloromethane;
DOI:10.1021/ja961454s