benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside

Base Information

• Chemical Name: benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside
• CAS No.: 259826-54-5
• Molecular Formula: C₅₆H₅₀O₁₇
• Molecular Weight: 995.003
• Mol file: 259826-54-5.mol

Synonyms:benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside

Chemical Property of benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside

There total 7 articles about benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-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: 81.0%

benzyl 2,3-di-O-benzoyl-β-D-glucopyranoside (65725-43-1) + ethyl 6-O-acetyl-2,3,5-tri-O-benzoyl-1-thio-β-D-galactofuranoside (259826-52-3) → benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside (259826-54-5)

Guidance literature:

With N-iodo-succinimide; molecular sieve; trifluorormethanesulfonic acid; In dichloromethane; at -15 ℃;

DOI:10.1080/07328309908544059

Reference yield: 50.4%

benzyl 2,3-di-O-benzoyl-β-D-glucopyranoside (65725-43-1) + 6-O-acetyl-2,3,5-tri-O-benzoyl-α,β-D-galactofuranosyl acetate → benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside (259826-54-5)

Guidance literature:

With molecular sieve; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 0 - 25 ℃;

DOI:10.1080/07328309908544059

Reference yield:

benzyl 4,6-O-benzylidene-β-D-glucopyranoside (30607-98-8,35905-28-3,40983-94-6,56341-65-2,57783-86-5,58006-32-9,72869-10-4,73366-72-0,79549-73-8,110850-30-1,113973-86-7,117895-05-3) → benzyl 6-O-acetyl-2,3,5-tri-O-benzoyl-β-D-galactofuranosyl-(1->6)-2,3-di-O-benzoyl-β-D-glucopyranoside (259826-54-5)

Guidance literature:

Multi-step reaction with 3 steps

1: 86 percent / pyridine / 3 h / 20 °C

2: 80.6 percent / aq. AcOH / 2 h / 80 °C

3: 50.4 percent / TMS-OTf; molecular sieves / CH₂Cl₂ / 0 - 25 °C

With molecular sieve; trimethylsilyl trifluoromethanesulfonate; acetic acid; In pyridine; dichloromethane; 1: Acylation / 2: Hydrolysis / 3: Condensation;

DOI:10.1080/07328309908544059

upstream raw materials:

benzyl 2,3-di-O-benzoyl-β-D-glucopyranoside

ethyl 6-O-acetyl-2,3,5-tri-O-benzoyl-1-thio-β-D-galactofuranoside

benzyl 4,6-O-benzylidene-β-D-glucopyranoside

benzoyl chloride