1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

Base Information

Chemical Name:1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose
CAS No.:143826-43-1
Molecular Formula:C₅₃H₅₈O₁₄
Molecular Weight:919.035
Hs Code.:

Synonyms:1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

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Chemical Property of 1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

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Technology Process of 1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

There total 3 articles about 1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose 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%

: 108-24-7
acetic anhydride

: 143826-41-9,143826-42-0
1,6-anhydro-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-β-D-galactopyranose

: 143826-43-1
1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

Guidance literature:: With acetic acid; trifluoroacetic acid; for 1h; Ambient temperature;
DOI:10.1016/S0040-4020(01)88221-1

Reference yield:

: 88567-49-1,88567-50-4,93361-01-4,101802-94-2,101802-97-5,127875-38-1
6-O-acetyl-2,3,4-tri-O-benzyl-α/β-D-galactopyranoside

: 143826-43-1
1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

Guidance literature:: Multi-step reaction with 3 steps

1: 100 percent / potassium carbonate / CH₂Cl₂ / 4.5 h

2: 70 percent / trimethylsilyl trifluoromethanesulfonate, powdered 4-Angstroem molecular sieves / diethyl ether; CH₂Cl₂ / 1.25 h / -45 °C

3: 94 percent / acetic acid, trifluoroacetic acid / 1 h / Ambient temperature

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; potassium carbonate; acetic acid; trifluoroacetic acid; In diethyl ether; dichloromethane;
DOI:10.1016/S0040-4020(01)88221-1

Reference yield:

: 125164-10-5,125164-11-6,143826-39-5,143826-40-8
6-O-acetyl-2,3,4-tri-O-benzyl-α/β-D-galactopyranosyl trichloroacetimidate

: 143826-43-1
1,6-di-O-acetyl-2,4-di-O-benzyl-3-O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-galactopyranosyl)-α/β-D-galactopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 70 percent / trimethylsilyl trifluoromethanesulfonate, powdered 4-Angstroem molecular sieves / diethyl ether; CH₂Cl₂ / 1.25 h / -45 °C

2: 94 percent / acetic acid, trifluoroacetic acid / 1 h / Ambient temperature

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; acetic acid; trifluoroacetic acid; In diethyl ether; dichloromethane;
DOI:10.1016/S0040-4020(01)88221-1