tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

Base Information

Chemical Name:tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane
CAS No.:206272-61-9
Molecular Formula:C₄₇H₆₂O₈Si
Molecular Weight:783.09
Hs Code.:

tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

Synonyms:tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

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Chemical Property of tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

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Technology Process of tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

There total 5 articles about tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane 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:

: 80910-01-6,108836-41-5,134733-19-0,144069-33-0
(S)-2-[(4-methoxybenzyloxy)methyl]oxirane

: 206272-61-9
tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

Guidance literature:: Multi-step reaction with 4 steps

1: 100 percent / n-BuLi / tetrahydrofuran; hexamethylphosphoric acid triamide / -78 °C

2: 100 percent / 2,6-lutidine / CH₂Cl₂

3: 1.) n-BuLi / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

4: 1.) n-BuLi, 2.) i-PrMgCl / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

With 2,6-dimethylpyridine; n-butyllithium; isopropylmagnesium chloride; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane;
DOI:10.1016/S0960-894X(98)00050-X

Reference yield:

: 824-94-2
p-methoxybenzyl chloride

: 206272-61-9
tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

Guidance literature:: Multi-step reaction with 5 steps

1: 72 percent / NaH, Bu₄NI

2: 100 percent / n-BuLi / tetrahydrofuran; hexamethylphosphoric acid triamide / -78 °C

3: 100 percent / 2,6-lutidine / CH₂Cl₂

4: 1.) n-BuLi / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

5: 1.) n-BuLi, 2.) i-PrMgCl / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

With 2,6-dimethylpyridine; n-butyllithium; isopropylmagnesium chloride; tetra-(n-butyl)ammonium iodide; sodium hydride; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane;
DOI:10.1016/S0960-894X(98)00050-X

Reference yield:

: 200186-41-0
(S)-4-Benzenesulfonyl-1-(4-methoxy-benzyloxy)-butan-2-ol

: 206272-61-9
tert-Butyl-[(S)-1-(4-methoxy-benzyloxymethyl)-3-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-but-3-enyloxy]-dimethyl-silane

Guidance literature:: Multi-step reaction with 3 steps

1: 100 percent / 2,6-lutidine / CH₂Cl₂

2: 1.) n-BuLi / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

3: 1.) n-BuLi, 2.) i-PrMgCl / 1.) THF, HMPA, -78 deg C, 2.) THF, HMPA

With 2,6-dimethylpyridine; n-butyllithium; isopropylmagnesium chloride; In dichloromethane;
DOI:10.1016/S0960-894X(98)00050-X