benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Base Information

Chemical Name:benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside
CAS No.:105165-93-3
Molecular Formula:C₅₆H₇₂O₂₁
Molecular Weight:1081.18
Hs Code.:

benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

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Chemical Property of benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

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Technology Process of benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

There total 7 articles about benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-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: 38.9%

: 105165-92-2
2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyranosyl bromide

: 105165-83-1
benzyl 3,4-di-O-benzyl-2-O-(2,3-O-isopropylidene-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

: 105165-93-3
benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: With mercury(II) cyanide; In nitromethane; benzene; for 1h;
DOI:10.1016/0008-6215(86)80015-5

Reference yield:

: 105165-90-0
benzyl 2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-rhamnopyranosyl)-α-L-rhamnopyranoside

: 105165-93-3
benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: H₂ / 10percent Pd/C / ethanol; acetic acid / 24 h

2: 1.) pyridine, acetic anhydride, 2.) HBr, acetic anhydride / 2.) CH₂Cl₂, -10 deg C, 15 min

3: 38.9 percent / Hg(CN)2 / benzene; nitromethane / 1 h

With pyridine; hydrogen bromide; hydrogen; mercury(II) cyanide; acetic anhydride; palladium on activated charcoal; In nitromethane; ethanol; acetic acid; benzene;
DOI:10.1016/0008-6215(86)80015-5

Reference yield:

: 62774-10-1
benzyl 3,4-di-O-benzyl-α-L-rhamnopyranoside

: 105165-93-3
benzyl 3,4-di-O-benzyl-2-O-<4-O-<2,3-di-O-acetyl-4-O-(2,4-di-O-acetyl-3-O-methyl-β-L-xylopyranosyl)-α-L-rhamnopyrnosyl>-2,3-O-isopropylidene-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 68.8 percent / Hg(CN)2 / acetonitrile / 24 h / Ambient temperature

2: 88.5 percent / NaOMe / methanol / 24 h

3: 68.7 percent / toluene-p-sulfonic acid / 1.5 h / 20 °C

4: 38.9 percent / Hg(CN)2 / benzene; nitromethane / 1 h

With sodium methylate; mercury(II) cyanide; toluene-4-sulfonic acid; In methanol; nitromethane; acetonitrile; benzene;
DOI:10.1016/0008-6215(86)80015-5