methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

Base Information

Chemical Name:methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside
CAS No.:1338548-85-8
Molecular Formula:C₂₆H₃₄O₁₂
Molecular Weight:538.549
Hs Code.:

Synonyms:methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

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Chemical Property of methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

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Technology Process of methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

There total 1 articles about methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-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: 84.0%

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

: 118203-99-9
methyl 2,3-O-isopropylidene-β-D-xylopyranoside

: 1338548-85-8
methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

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

methyl 2,3-O-isopropylidene-β-D-xylopyranoside; In dichloromethane; at -60 ℃; for 2.5h; stereoselective reaction; Molecular sieve; Inert atmosphere;
DOI:10.1021/jo201780e

Reference yield: 87.0%

: 1338548-85-8
methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

: 108-24-7
acetic anhydride

: 1338548-87-0
methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-β-D-xylopyranoside

Guidance literature:: methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside; With acetic acid; at 65 ℃; for 3h;

acetic anhydride; With pyridine; at 0 ℃; for 2h;
DOI:10.1021/jo201780e

Reference yield:

: 1338548-85-8
methyl 2,3-di-O-acetyl-4,6-O-benzylidene-α-D-mannopyranosyl-(1->4)-2,3-O-isopropylidene-β-D-xylopyranoside

: 1338548-88-1
methyl 2,3-di-O-acetyl-6-O-benzyl-α-D-mannopyranosyl-(1->4)-2,3-di-O-acetyl-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: sodium cyanoborohydride / tetrahydrofuran / 1 h / 0 °C / Molecular sieve

With sodium cyanoborohydride; acetic acid; In tetrahydrofuran;
DOI:10.1021/jo201780e