O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

Base Information

Chemical Name:O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose
CAS No.:101802-82-8
Molecular Formula:C₆₃H₅₁BrO₁₉
Molecular Weight:1191.99
Hs Code.:

Synonyms:O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

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Chemical Property of O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

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Technology Process of O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

There total 3 articles about O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-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: 86.0%

: 100740-76-9
1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

: 101802-77-1
2,3,4-tri-O-benzoyl-6-O-(bromoacetyl)-α-D-galactopyranosyl chloride

: 101802-82-8
O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

Guidance literature:: With 2,4,6-trimethyl-pyridine; silver trifluoromethanesulfonate; In dichloromethane; Ambient temperature;
DOI:10.1016/S0008-6215(00)90686-4

Reference yield:

: 53182-61-9
methyl 2,3,4-tri-O-benzoyl-β-D-galactopyranoside

: 101802-82-8
O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 3 steps

1: 93.2 percent / 2,6-dimethylpyridine / CH₂Cl₂ / 0.25 h / -20 °C

2: 84 percent / ZnCl₂, 1,1-dichloromethyl methyl ether

3: 85.8 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 0.17 h

With 2,6-dimethylpyridine; 2,4,6-trimethyl-pyridine; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; zinc(II) chloride; In dichloromethane;
DOI:10.1016/S0008-6215(00)90266-0

Reference yield:

: 101802-78-2
methyl 2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranoside

: 101802-82-8
O-(2,3,4-tri-O-benzoyl-6-O-bromoacetyl-β-D-galactopyranosyl)-(1-6)-1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / ZnCl₂, 1,1-dichloromethyl methyl ether

2: 85.8 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 0.17 h

With 2,4,6-trimethyl-pyridine; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; zinc(II) chloride; In dichloromethane;
DOI:10.1016/S0008-6215(00)90266-0