Silane, [[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl-

Base Information

Chemical Name:Silane, [[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl-
CAS No.:294203-71-7
Molecular Formula:C49H52O6Si
Molecular Weight:765.034
Hs Code.:
Mol file:294203-71-7.mol

Silane,
[[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl
methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl-

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of Silane, [[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl-

Chemical Property:

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Safty Information:

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MSDS Files:: SDS file from LookChem

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Technology Process of Silane, [[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl-

There total 1 articles about Silane, [[(2R,3S)-2-[3,4-bis(phenylmethoxy)phenyl]-3,4-dihydro-5,7-bis(phenyl methoxy)-2H-1-benzopyran-3-yl]oxy](1,1-dimethylethyl)dimethyl- 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%

: 18162-48-6
tert-butyldimethylsilyl chloride

: 20728-73-8
5,7,3',4'-tetra-O-benzyl-(+)-catechin

: 294203-71-7
[(2R,3S)-5,7-Bis-benzyloxy-2-(3,4-bis-benzyloxy-phenyl)-chroman-3-yloxy]-tert-butyl-dimethyl-silane

Guidance literature:: With 1H-imidazole; In N,N-dimethyl-formamide;
DOI:10.1016/j.tetlet.2008.02.173

Reference yield: 76.0%

: 294203-71-7
[(2R,3S)-5,7-Bis-benzyloxy-2-(3,4-bis-benzyloxy-phenyl)-chroman-3-yloxy]-tert-butyl-dimethyl-silane

: 294203-73-9
(2R,3S,4S)-5,7-Bis-benzyloxy-2-(3,4-bis-benzyloxy-phenyl)-3-(tert-butyl-dimethyl-silanyloxy)-chroman-4-ol

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In dichloromethane; water;
DOI:10.1016/S0040-4039(00)00826-1

Reference yield:

: 294203-71-7
[(2R,3S)-5,7-Bis-benzyloxy-2-(3,4-bis-benzyloxy-phenyl)-chroman-3-yloxy]-tert-butyl-dimethyl-silane

: (2R,3R)-5,7-Bis-benzyloxy-2-(3,4-bis-benzyloxy-phenyl)-3-hydroxy-chroman-4-one

Guidance literature:: Multi-step reaction with 3 steps

1: 76 percent / DDQ; H₂O / CH₂Cl₂ / 1.5 h / 25 °C

2: 32 percent / N-methylmorpholine N-oxide; TPAP / CH₂Cl₂ / 14.5 h / 25 °C

3: 60 percent / PPTS / ethanol / 66 h / 25 °C

With tetrapropylammonium perruthennate; water; pyridinium p-toluenesulfonate; 4-methylmorpholine N-oxide; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In ethanol; dichloromethane;
DOI:10.1016/j.tet.2003.08.076