(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

Base Information

Chemical Name:(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane
CAS No.:929883-05-6
Molecular Formula:C₄₅H₈₀O₇Si₃
Molecular Weight:817.383
Hs Code.:

(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

Synonyms:(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

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Chemical Property of (5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

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Technology Process of (5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

There total 5 articles about (5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane 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: 94.0%

: 929883-04-5
(2S,3R,4R,5R,7R,9S)-10-(benzyloxy)-5,7,9-tris(tert-butyldimethylsilyloxy)-2,4-dimethyldecane-1,3-diol

: 2186-92-7
p-Anisaldehyde dimethyl acetal

: 929883-05-6
(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

Guidance literature:: With pyridinium p-toluenesulfonate; In dichloromethane; at 20 ℃; for 14h;
DOI:10.1002/anie.200603654

Reference yield:

: 929882-83-7
(R)-3-((2R,3S,4S,5R,7R,9S)-10-(benzyloxy)-7,9-bis(tert-butyldimethylsilyloxy)-3,5-dihydroxy-2,4-dimethyldecanoyl)-4-benzyloxazolidin-2-one

: 929883-05-6
(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

Guidance literature:: Multi-step reaction with 3 steps

1: 94 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / -5 °C

2: lithium borohydride / diethyl ether; H₂O / 1 h / 0 °C

3: 94 percent / pyridinium p-toluenesulfonate / CH₂Cl₂ / 14 h / 20 °C

With 2,6-dimethylpyridine; lithium borohydride; pyridinium p-toluenesulfonate; In diethyl ether; dichloromethane; water;
DOI:10.1002/anie.200603654

Reference yield:

: 929882-93-9
(R)-3-((2R,3S,4R,5R,7R,9S)-10-(benzyloxy)-5,7,9-tris(tert-butyldimethylsilyloxy)-3-hydroxy-2,4-dimethyldecanoyl)-4-benzyloxazolidin-2-one

: 929883-05-6
(5S,7R,9R)-5-(benzyloxymethyl)-7-(tert-butyldimethylsilyloxy)-9-((R)-1-((2S,4R,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl)ethyl)-2,2,3,3,11,11,12,12-octamethyl-4,10-dioxa-3,11-disilatridecane

Guidance literature:: Multi-step reaction with 2 steps

1: lithium borohydride / diethyl ether; H₂O / 1 h / 0 °C

2: 94 percent / pyridinium p-toluenesulfonate / CH₂Cl₂ / 14 h / 20 °C

With lithium borohydride; pyridinium p-toluenesulfonate; In diethyl ether; dichloromethane; water;
DOI:10.1002/anie.200603654