methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Base Information

Chemical Name:methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside
CAS No.:128962-67-4
Molecular Formula:C₆₂H₇₂O₁₉
Molecular Weight:1121.24
Hs Code.:

Synonyms:methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

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Chemical Property of methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

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Technology Process of methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

There total 8 articles about methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-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: 51.0%

: 127753-88-2
methyl 3,6-di-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

: 572-09-8
2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide

: 128962-67-4
methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: With 4 A molecular sieve; silver trifluoromethanesulfonate; tetramethylurea; In dichloromethane; at -20 ℃; for 12h;
DOI:10.1016/0008-6215(90)84132-E

Reference yield:

: 128962-65-2
methyl 3-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

: 128962-67-4
methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 62 percent / tetrabutylammonium hydrogensulfate, aq. 5percent NaOH / CH₂Cl₂ / 48 h / Heating

2: 51 percent / molecular sieve 4 Angstroem, tetramethylurea, silver triflate, / CH₂Cl₂ / 12 h / -20 °C

With sodium hydroxide; 4 A molecular sieve; silver trifluoromethanesulfonate; tetra(n-butyl)ammonium hydrogensulfate; tetramethylurea; In dichloromethane;
DOI:10.1016/0008-6215(90)84132-E

Reference yield:

: 129031-02-3
methyl 3-O-benzyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnbopyranosyl)-β-D-galactopyranoside

: 128962-67-4
methyl 3,6-di-O-benzyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2-O-(2,3,4-tri-O-benzyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / KOH / dioxane

2: 92 percent / aq. 90percent acetic acid / 2 h / 85 °C

3: 62 percent / tetrabutylammonium hydrogensulfate, aq. 5percent NaOH / CH₂Cl₂ / 48 h / Heating

4: 51 percent / molecular sieve 4 Angstroem, tetramethylurea, silver triflate, / CH₂Cl₂ / 12 h / -20 °C

With potassium hydroxide; sodium hydroxide; 4 A molecular sieve; silver trifluoromethanesulfonate; tetra(n-butyl)ammonium hydrogensulfate; acetic acid; tetramethylurea; In 1,4-dioxane; dichloromethane;
DOI:10.1016/0008-6215(90)84132-E