benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

Base Information

Chemical Name:benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate
CAS No.:93527-90-3
Molecular Formula:C₃₄H₃₃BrO₆
Molecular Weight:617.536
Hs Code.:

Synonyms:benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

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Chemical Property of benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

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Technology Process of benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

There total 4 articles about benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate 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: 82.0%

: 93527-89-0
benzyl 1-O-acetyl 2,3,4-tri-O-benzyl-α-D-galactopyranuronate

: 93527-90-3
benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

Guidance literature:: With hydrogen bromide; In dichloromethane; at 0 ℃; for 0.25h;
DOI:10.1016/0008-6215(84)85062-4

Reference yield:

: 93527-88-9
benzyl (methyl 2,3,4-tri-O-benzyl-α-D-galactopyranoside)uronate

: 93527-90-3
benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

Guidance literature:: Multi-step reaction with 2 steps

1: 67 percent / conc. sulfuric acid / 2 h / 0 °C

2: 82 percent / hydrogen bromide / CH₂Cl₂ / 0.25 h / 0 °C

With sulfuric acid; hydrogen bromide; In dichloromethane;
DOI:10.1016/0008-6215(84)85062-4

Reference yield:

: 5155-54-4,528584-66-9
methyl (methyl α-D-galacturonopyranoside)uronate

: 93527-90-3
benzyl (2,3,4-tri-O-benzyl-α-D-galactopyranosyl bromide)uronate

Guidance literature:: Multi-step reaction with 4 steps

1: sodium hydroxide / H₂O / 0.5 h / 0 °C

2: silver oxyde, molecular sieves 3A / dimethylformamide / 1.) 0 deg C, 1 h, 2.) 1 h, 3.) r. t. overnight

3: 67 percent / conc. sulfuric acid / 2 h / 0 °C

4: 82 percent / hydrogen bromide / CH₂Cl₂ / 0.25 h / 0 °C

With sodium hydroxide; 3 A molecular sieve; sulfuric acid; hydrogen bromide; silver(l) oxide; In dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(84)85062-4