Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

Base Information

Chemical Name:Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside
CAS No.:138479-79-5
Molecular Formula:C₂₉H₃₈O₁₄
Molecular Weight:610.612
Hs Code.:

Synonyms:Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

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Chemical Property of Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

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Technology Process of Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

There total 2 articles about Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside 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: 60.0%

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

: 138515-35-2
Benzyl 2,3-O-isopropylidene-β-D-xylopyranoside

: 138479-79-5
Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; In toluene; at -20 ℃; for 0.5h;
DOI:10.1016/0008-6215(91)89043-F

Reference yield:

: 10548-61-5
benzyl-β-D-xylopyranoside

: 138479-79-5
Benzyl 2,3-O-isopropylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-β-D-xylopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 78 percent / camphorsulfonic acid / dimethylformamide / 1 h / 60 °C

2: 60 percent / 4A molecular sieves, trimethylsilyl triflate / toluene / 0.5 h / -20 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; camphor-10-sulfonic acid; In N,N-dimethyl-formamide; toluene;
DOI:10.1016/0008-6215(91)89043-F