methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

Base Information

Chemical Name:methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside
CAS No.:1338548-95-0
Molecular Formula:C₃₇H₅₀O₁₉
Molecular Weight:798.793
Hs Code.:

Synonyms:methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

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Chemical Property of methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

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Technology Process of methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

There total 4 articles about methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-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: 74.0%

: 1338548-94-9
methyl 2,4-di-O-acetyl-6-O-benzyl-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-β-D-xylopyranoside

: 1338548-86-9
phenyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-1-thio-β-D-xylopyranoside

: 1338548-95-0
methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

Guidance literature:: phenyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-1-thio-β-D-xylopyranoside; With 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride; In dichloromethane; at -65 - -60 ℃; for 0.5h; Molecular sieve; Inert atmosphere;

methyl 2,4-di-O-acetyl-6-O-benzyl-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-β-D-xylopyranoside; In dichloromethane; at -70 - -60 ℃; Molecular sieve; Inert atmosphere;

With sodium methylate; In methanol; stereoselective reaction;
DOI:10.1021/jo201780e

Reference yield:

: 1096119-84-4
phenyl 2,3-di-O-acetyl-4,6-O-benzylidene-1-thio-α-D-mannopyranoside

: 1338548-95-0
methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1.1: 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride / dichloromethane / 0.5 h / -65 - -60 °C / Molecular sieve; Inert atmosphere

1.2: 0.08 h / -78 °C / Molecular sieve; Inert atmosphere

1.3: 2.5 h / -60 °C / Molecular sieve; Inert atmosphere

2.1: acetic acid / 3 h / 65 °C

2.2: 2 h / 0 °C

3.1: 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride / dichloromethane / 0.5 h / -65 - -60 °C / Molecular sieve; Inert atmosphere

3.2: -70 - -60 °C / Molecular sieve; Inert atmosphere

With 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride; acetic acid; In dichloromethane;
DOI:10.1021/jo201780e

Reference yield:

: 1338548-84-7
phenyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-1-thio-β-D-xylopyranoside

: 1338548-95-0
methyl 4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-β-D-xylopyranosyl-(1->3)-6-O-benzyl-α-D-mannopyranosyl-(1->4)-β-D-xylopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1.1: acetic acid / 3 h / 65 °C

1.2: 2 h / 0 °C

2.1: 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride / dichloromethane / 0.5 h / -65 - -60 °C / Molecular sieve; Inert atmosphere

2.2: -70 - -60 °C / Molecular sieve; Inert atmosphere

With 1-benzenesulfinyl piperidine; trifluoromethylsulfonic anhydride; acetic acid; In dichloromethane;
DOI:10.1021/jo201780e