benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

Base Information

Chemical Name:benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside
CAS No.:693219-35-1
Molecular Formula:C₂₂H₃₆O₆Si
Molecular Weight:424.61
Hs Code.:

Synonyms:benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

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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 benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

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Technology Process of benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

There total 4 articles about benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside 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%

: 77-76-9
2,2-dimethoxy-propane

: 693219-34-0
benzyl 6-O-(tert-butyldimethylsilyl)-β-D-galactopyranoside

: 693219-35-1
benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: With toluene-4-sulfonic acid; at 20 ℃; for 3h;
DOI:10.1016/j.tet.2004.02.054

Reference yield:

: 4304-12-5,14897-46-2,15548-45-5,25320-99-4,34246-23-6,47000-20-4,53448-50-3,86196-36-3,133908-86-8
benzyl β-D-galactopyranoside

: 693219-35-1
benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 98 percent / 1,8-diazabicyclo[5.4.0]undec-7-ene / CH₂Cl₂ / 48 h / 20 °C

2: 93 percent / p-toluenesulfonic acid monohydrate / 3 h / 20 °C

With toluene-4-sulfonic acid; 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane;
DOI:10.1016/j.tet.2004.02.054

Reference yield:

: 100-51-6,185532-71-2
benzyl alcohol

: 693219-35-1
benzyl 6-O-(tert-butyldimethylsilyl)-3,4-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 42.05 g / BF₃*Et₂O / CH₂Cl₂ / 0 - 20 °C

2: 13.53 g / sodium methoxide / dioxane; methanol / 22 h / 20 °C

3: 98 percent / 1,8-diazabicyclo[5.4.0]undec-7-ene / CH₂Cl₂ / 48 h / 20 °C

4: 93 percent / p-toluenesulfonic acid monohydrate / 3 h / 20 °C

With boron trifluoride diethyl etherate; sodium methylate; toluene-4-sulfonic acid; 1,8-diazabicyclo[5.4.0]undec-7-ene; In 1,4-dioxane; methanol; dichloromethane;
DOI:10.1016/j.tet.2004.02.054