O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

Base Information

Chemical Name:O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose
CAS No.:81661-69-0
Molecular Formula:C₆₀H₆₈O₂₄
Molecular Weight:1173.19
Hs Code.:

O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

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Chemical Property of O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

Chemical Property:

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Technology Process of O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

There total 4 articles about O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-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:

: 613-90-1
benzoyl cyanide

: 81661-69-0
O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 69 percent / pyridine / CH₂Cl₂ / 120 h / 7 °C

2: 1.) Ag₂CO₃, AgClO₄, Drierite, 4 Angstroem molecular sieve, 2.) 4 Angstroem molecular sieve / 1.) dichloromethane, 1 h., 2.) dichloromethane, 14 h.

With pyridine; calcium sulfate; 4 A molecular sieve; silver perchlorate; silver carbonate; In dichloromethane;
DOI:10.1016/S0008-6215(00)81032-0

Reference yield:

: 81661-67-8
Acetic acid (2R,3R,4S,5R,6R)-2,3-diacetoxy-6-acetoxymethyl-5-((2S,3R,4S,5S,6R)-3,4-diacetoxy-5-hydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

: 81661-69-0
O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 69 percent / pyridine / CH₂Cl₂ / 120 h / 7 °C

2: 1.) Ag₂CO₃, AgClO₄, Drierite, 4 Angstroem molecular sieve, 2.) 4 Angstroem molecular sieve / 1.) dichloromethane, 1 h., 2.) dichloromethane, 14 h.

With pyridine; calcium sulfate; 4 A molecular sieve; silver perchlorate; silver carbonate; In dichloromethane;
DOI:10.1016/S0008-6215(00)81032-0

Reference yield:

: 78185-13-4
6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl acetate

: 81661-69-0
O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-(1->4)-O-(2,3-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-α-D-glucopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 77 percent / TiBr₄ / CH₂Cl₂; ethyl acetate / 1 h

2: 1.) Ag₂CO₃, AgClO₄, Drierite, 4 Angstroem molecular sieve, 2.) 4 Angstroem molecular sieve / 1.) dichloromethane, 1 h., 2.) dichloromethane, 14 h.

With calcium sulfate; 4 A molecular sieve; silver perchlorate; titanium(IV) bromide; silver carbonate; In dichloromethane; ethyl acetate;
DOI:10.1016/S0008-6215(00)81032-0