2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

Base Information

Chemical Name:2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside
CAS No.:90214-74-7
Molecular Formula:C₅₅H₆₇BrO₂₃
Molecular Weight:1176.03
Hs Code.:

Synonyms:2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

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Chemical Property of 2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

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Technology Process of 2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

There total 5 articles about 2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside 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: 70.0%

: 69349-74-2
2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-α-D-galactopyranosyl bromide

: 90214-72-5
2-bromoethyl 2,3,6-tri-O-benzyl-β-D-glucopyranoside

: 90214-74-7
2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

Guidance literature:: With silver trifluoromethanesulfonate; tetramethylurea; In dichloromethane; at -78 ℃; for 5h;
DOI:10.1016/0008-6215(84)85102-2

Reference yield:

: 90214-70-3
2-bromoethyl 2,3-di-O-benzyl-4,6-O-benzylidene-β-D-glucopyranoside

: 90214-74-7
2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 59 percent / sodium cyanoborohydride, hydrogen chloride, molecular sieves (3 angstroem) / tetrahydrofuran; diethyl ether

2: 70 percent / Ag-trifluoromethanesulfonate, tetramethylurea / CH₂Cl₂ / 5 h / -78 °C

With hydrogenchloride; 3 A molecular sieve; silver trifluoromethanesulfonate; sodium cyanoborohydride; tetramethylurea; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1016/0008-6215(84)85102-2

Reference yield:

: 90214-69-0
2-bromoethyl 4,6-O-benzylidene-β-D-glucopyranoside

: 90214-74-7
2-bromoethyl 2,3,6-tri-O-benzyl-4-O-<2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 80 percent / aqueous sodium hydroxide, tetrabutylammonium hydrogensulfate / H₂O / 17 h / Ambient temperature

2: 59 percent / sodium cyanoborohydride, hydrogen chloride, molecular sieves (3 angstroem) / tetrahydrofuran; diethyl ether

3: 70 percent / Ag-trifluoromethanesulfonate, tetramethylurea / CH₂Cl₂ / 5 h / -78 °C

With hydrogenchloride; sodium hydroxide; 3 A molecular sieve; silver trifluoromethanesulfonate; tetra(n-butyl)ammonium hydrogensulfate; sodium cyanoborohydride; tetramethylurea; In tetrahydrofuran; diethyl ether; dichloromethane; water;
DOI:10.1016/0008-6215(84)85102-2