3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

Base Information

Chemical Name:3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose
CAS No.:111730-34-8
Molecular Formula:C₄₆H₄₃NO₁₅
Molecular Weight:849.845
Hs Code.:

Synonyms:3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

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Chemical Property of 3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

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Technology Process of 3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

There total 1 articles about 3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose 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:

: 98-88-4
benzoyl chloride

: 114363-35-8
(2S,3aR,5R,6S,7S,7aR)-7-Hydroxy-5-hydroxymethyl-2-methyl-6-((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-[1,3]dioxolo[4,5-b]pyran-2-carbonitrile

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

: 111730-34-8
3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

Guidance literature:: With pyridine; toluene-4-sulfonic acid; Yield given. Multistep reaction; 1.) DMF, 70-80 deg C, 10 h 2.) DMF, 20 deg C, overnight;
DOI:10.1016/S0040-4020(01)86852-6

Reference yield: 81.0%

: 111730-34-8
3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

: 114363-36-9
3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

Guidance literature:: With trifluoroacetic acid; at 20 ℃; for 0.5h;
DOI:10.1016/S0040-4020(01)86852-6

Reference yield:

: 111730-34-8
3,6-di-O-benzoyl-4-O-(2,6-di-O-benzoyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

: 111730-30-4
3,6-di-O-benzoyl-4-O-(2,4,6-tri-O-benzoyl-β-D-galactopyranosyl)-1,2-O-<1-(exo-cyano)ethylidene>-α-D-glucopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 81 percent / 90 percent aq. CF₃COOH / 0.5 h / 20 °C

2: 1.) TsOH*H₂O 2.) 80 percent aq. AcOH / 1.) benzene, 20 deg C, 20 h 2.) benzene, 20 min

With toluene-4-sulfonic acid; acetic acid; trifluoroacetic acid;
DOI:10.1016/S0040-4020(01)86852-6