O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

Base Information

Chemical Name:O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal
CAS No.:1231932-77-6
Molecular Formula:C₅₇H₆₉Cl₃O₁₇
Molecular Weight:1132.52
Hs Code.:

O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

Synonyms:O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

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Chemical Property of O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

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Technology Process of O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

There total 6 articles about O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal 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: 86.0%

: 1231932-73-2
2,3,4-tri-O-(4-chlorobenzyl)-6-deoxy-L-galactopyranoside 1-O-trichloroacetimidate

: 77667-93-7
6-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl-(1->4)-2,3;4,6-di-O-isopropylidene-D-glucose dimethyl acetal

: 1231932-77-6
O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

Guidance literature:: 2,3,4-tri-O-(4-chlorobenzyl)-6-deoxy-L-galactopyranoside 1-O-trichloroacetimidate; 6-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl-(1->4)-2,3;4,6-di-O-isopropylidene-D-glucose dimethyl acetal; With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 20 ℃; for 0.5h;

With triethylamine; In dichloromethane;

Reference yield:

: 73-34-7,87-96-7,488-79-9,551-63-3,609-01-8,643-17-4,643-18-5,4164-09-4,6014-42-2,6155-36-8,6189-71-5,6696-41-9,6736-43-2,13224-93-6,22611-09-2,28161-49-1,28161-50-4,28161-52-6,45864-36-6,63814-64-2,71116-59-1,71116-61-5,72598-05-1,87936-88-7,87936-89-8,97466-79-0,116908-82-8,120442-60-6,123484-22-0,133576-32-6
6-deoxy-L-galactose

: 1231932-77-6
O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

Guidance literature:: Multi-step reaction with 4 steps

1.1: Amberlite IR₁₂₀ / Reflux

2.1: acetic anhydride; triethylamine / 1 h / 80 °C

2.2: 100 °C

2.3: 2.5 h / Reflux

3.1: hydrogenchloride; acetic acid / water / 10 h / Reflux

4.1: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 0.5 h / 20 °C

With hydrogenchloride; trimethylsilyl trifluoromethanesulfonate; acetic anhydride; acetic acid; triethylamine; In dichloromethane; water;

Reference yield:

: 72200-51-2
2,3:5,6-Di-O-isopropylidene-4-O-(3',4'-O-isopropylidene-β-D-galactopyranosyl)-aldehydo-D-glucose dimethyl acetal

: 1231932-77-6
O-(2,3,4-tri-O-(4-chlorobenzyl)-α-L-fucopyranosyl)-(1→2)-O-(6-O-benzoyl-3,4-isopropylidene-β-D-galactopyranosyl)-(1→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / dichloromethane / 3.5 h / 0 - 20 °C

2: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 0.5 h / 20 °C

With trimethylsilyl trifluoromethanesulfonate; triethylamine; In dichloromethane;