p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

Base Information

Chemical Name:p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside
CAS No.:1432492-36-8
Molecular Formula:C₄₈H₅₂O₁₇
Molecular Weight:900.931
Hs Code.:

Synonyms:p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

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Chemical Property of p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

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Technology Process of p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

There total 6 articles about p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-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: 88.0%

: 1432492-35-7
p-methoxyphenyl 6-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

: 86520-63-0
2,3,4,6-tetra-O-acetyl-α-galactopyranosyl trichloroacetimidate

: 1432492-36-8
p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; at -78 - 20 ℃; for 4h; Molecular sieve; Inert atmosphere;
DOI:10.1039/c3ob40615f

Reference yield:

: 121468-39-1,12167-34-9
p-methoxyphenyl α-D-galactopyranoside

: 1432492-36-8
p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1.1: camphor-10-sulfonic acid / acetonitrile / 0.17 h / Inert atmosphere

1.2: 0.5 h / 20 °C / Inert atmosphere

2.1: sodium hydride / N,N-dimethyl-formamide / 0.17 h / 0 °C / Inert atmosphere

2.2: 20 °C / Inert atmosphere

3.1: acetic acid / water / 1.5 h / 80 °C / Inert atmosphere

4.1: triethylamine / dichloromethane / 6 h / Inert atmosphere

5.1: trimethylsilyl trifluoromethanesulfonate / 4 h / -78 - 20 °C / Molecular sieve; Inert atmosphere

With trimethylsilyl trifluoromethanesulfonate; camphor-10-sulfonic acid; sodium hydride; acetic acid; triethylamine; In dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1039/c3ob40615f

Reference yield:

: 1432492-34-6
p-methoxyphenyl 2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

: 1432492-36-8
p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-galctopyranosyl-(1→4)-6-O-benzoyl-2,3-dibenzyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: acetic acid / water / 1.5 h / 80 °C / Inert atmosphere

2: triethylamine / dichloromethane / 6 h / Inert atmosphere

3: trimethylsilyl trifluoromethanesulfonate / 4 h / -78 - 20 °C / Molecular sieve; Inert atmosphere

With trimethylsilyl trifluoromethanesulfonate; acetic acid; triethylamine; In dichloromethane; water;
DOI:10.1039/c3ob40615f