2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

Base Information

Chemical Name:2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside
CAS No.:89983-43-7
Molecular Formula:C₄₉H₅₁BrO₁₁
Molecular Weight:895.841
Hs Code.:

Synonyms:2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

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Chemical Property of 2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

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Technology Process of 2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

There total 6 articles about 2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside 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: 40.0%

: 33639-77-9
perbenzyl fucosyl bromide

: 89983-42-6
2-bromoethyl 3-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranoside

: 89983-43-7
2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

Guidance literature:: With molecular sieve; tetraethylammonium bromide; In dichloromethane; for 192h; Ambient temperature;
DOI:10.1016/0008-6215(84)85159-9

Reference yield:

: 100-52-7
benzaldehyde

: 89983-43-7
2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 49 percent / ZnCl₂ / tetrahydrofuran / Ambient temperature

2: 59 percent / CH₂Cl₂; pyridine / 1 h / -30 - 0 °C

3: 40 percent / tetraethylammonium bromide, molecular sieve / CH₂Cl₂ / 192 h / Ambient temperature

With molecular sieve; tetraethylammonium bromide; zinc(II) chloride; In tetrahydrofuran; pyridine; dichloromethane;
DOI:10.1016/0008-6215(84)85159-9

Reference yield:

: 89983-40-4
2-bromoethyl β-D-galactopyranoside

: 89983-43-7
2-bromoethyl-3-O-benzoyl-4,6-O-benzylidine-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 49 percent / ZnCl₂ / tetrahydrofuran / Ambient temperature

2: 59 percent / CH₂Cl₂; pyridine / 1 h / -30 - 0 °C

3: 40 percent / tetraethylammonium bromide, molecular sieve / CH₂Cl₂ / 192 h / Ambient temperature

With molecular sieve; tetraethylammonium bromide; zinc(II) chloride; In tetrahydrofuran; pyridine; dichloromethane;
DOI:10.1016/0008-6215(84)85159-9