benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

Base Information

Chemical Name:benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside
CAS No.:118561-25-4
Molecular Formula:C₄₈H₅₉NO₁₅
Molecular Weight:889.994
Hs Code.:

Synonyms:benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

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Chemical Property of benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

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Technology Process of benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

There total 8 articles about benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside 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: 96.0%

: 118561-24-3
benzyl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(6-O-acetyl-2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-2-O-acetyl-4-O-benzyl-α-L-rhamnopyranoside

: 118561-25-4
benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: With sodium methylate; In methanol; for 24h; Ambient temperature;
DOI:10.1016/0008-6215(88)84117-X

Reference yield:

: 80325-47-9
1,6-Anhydro-2,3-di-O-benzyl-β-D-glucopyranose

: 118561-25-4
benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 7 steps

1: 80 percent / Ag₂SiO₄, mol. sieve (4 Angstroem) / toluene / 70 h / Ambient temperature

2: H₂S-gas / pyridine; H₂O; triethylamine / 24 h / Ambient temperature

3: pyridine / 2 h

4: 92 percent / trifluoroacetic acid / 7 h / Ambient temperature

5: 98 percent / TiBr₄ / CH₂Cl₂; ethyl acetate / 1 h

6: 53 percent / HgBr₂, mol. sieve (4 Angsroem) / CH₂Cl₂ / 6 h

7: 96 percent / sodium methoxide / methanol / 24 h / Ambient temperature

With pyridine; 2Ag⁽¹⁺⁾*O₄Si^(2-); 4 A molecular sieve; hydrogen sulfide; sodium methylate; titanium(IV) bromide; trifluoroacetic acid; mercury dibromide; In pyridine; methanol; dichloromethane; water; ethyl acetate; triethylamine; toluene;
DOI:10.1016/0008-6215(88)84117-X

Reference yield:

: 95451-93-7
3,4,6-Tri-O-acetyl-2-azido-2-deoxy-α-D-mannopyranosyl bromide

: 118561-25-4
benzyl-O-(2-acetamido-2-desoxy-β-D-mannopyranosyl)-(1->4)-O-(2,3-di-O-benzyl-α-D-glucopyranosyl)-(1->3)-4-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 7 steps

1: 80 percent / Ag₂SiO₄, mol. sieve (4 Angstroem) / toluene / 70 h / Ambient temperature

2: H₂S-gas / pyridine; H₂O; triethylamine / 24 h / Ambient temperature

3: pyridine / 2 h

4: 92 percent / trifluoroacetic acid / 7 h / Ambient temperature

5: 98 percent / TiBr₄ / CH₂Cl₂; ethyl acetate / 1 h

6: 53 percent / HgBr₂, mol. sieve (4 Angsroem) / CH₂Cl₂ / 6 h

7: 96 percent / sodium methoxide / methanol / 24 h / Ambient temperature

With pyridine; 2Ag⁽¹⁺⁾*O₄Si^(2-); 4 A molecular sieve; hydrogen sulfide; sodium methylate; titanium(IV) bromide; trifluoroacetic acid; mercury dibromide; In pyridine; methanol; dichloromethane; water; ethyl acetate; triethylamine; toluene;
DOI:10.1016/0008-6215(88)84117-X