2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose

Base Information

• Chemical Name: 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose
• CAS No.: 109986-71-2
• Molecular Formula: C₄₀H₃₈O₁₁
• Molecular Weight: 694.735
• Mol file: 109986-71-2.mol

Synonyms:

Chemical Property of 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose

There total 1 articles about 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose 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: 82.0%

2-O-benzyl-4,6-O-benzylidene-α-D-altropyranosyl 2-O-benzyl-4,6-O-benzylidene-α-D-altropyranoside (90593-18-3) → 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose (109986-71-2)

Guidance literature:

With acetic anhydride; dimethyl sulfoxide; for 24h; Ambient temperature;

DOI:10.1016/0008-6215(86)85060-1

Reference yield: 38.0%

potassium cyanide (151-50-8) + 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose (109986-71-2) → C42H40N2O11 (109986-77-8,110003-07-1,110043-67-9) + C42H40N2O11 (109986-77-8) + C42H40N2O11 (110003-07-1)

Guidance literature:

With cation-exchange resin (carboxylic acid type, H⁽¹⁺⁾ form); In methanol; for 18h; Ambient temperature; pH=8;

DOI:10.1016/0008-6215(86)85060-1

Reference yield:

2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosyl-3-ulose 2-O-benzyl-4,6-O-benzylidene-α-D-arabino-hexopyranosid-3-ulose (109986-71-2) → Acetic acid (4aR,6R,7S,8S,8aR)-6-((4aR,6R,7S,8S,8aR)-8-acetoxy-7-benzyloxy-8-cyano-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yloxy)-7-benzyloxy-8-cyano-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester (109986-82-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 14 percent / cation-exchange resin (carboxylic acid type, H⁽¹⁺⁾ form) / methanol / 18 h / Ambient temperature; pH=8

2: pyridine / 4 h / 25 °C

With pyridine; cation-exchange resin (carboxylic acid type, H⁽¹⁺⁾ form); In methanol;

DOI:10.1016/0008-6215(86)85060-1

upstream raw materials:

2-O-benzyl-4,6-O-benzylidene-α-D-altropyranosyl 2-O-benzyl-4,6-O-benzylidene-α-D-altropyranoside

Downstream raw materials:

C₄₀H₄₄N₂O₉

2-O-benzyl-4,6-O-benzylidene-α-D-altropyranosyl 2-O-benzyl-4,6-O-benzylidene-α-D-altropyranoside

C₄₂H₄₀N₂O₁₁

C₄₂H₄₀N₂O₁₁