Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

Base Information

Chemical Name:Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside
CAS No.:141418-20-4
Molecular Formula:C₂₃H₃₆O₉
Molecular Weight:456.533
Hs Code.:

Synonyms:Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

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Chemical Property of Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

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Technology Process of Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

There total 5 articles about Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-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:

: 69558-09-4
methyl 3-O-allyl-4-O-benzyl-α-L-rhamnopyranoside

: 141418-20-4
Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / NaH / tetrahydrofuran

2: 1) 1.5 M H₂SO₄, 2) pyridine, 4-DMAP / 1) dioxane, 100 deg C, 3 h, 2) 18 h

3: 55 percent / BF₃*Et₂O, MS₄A / CH₂Cl₂ / 0.5 h

4: 1) 1,4-diazabicyclo<2.2.2>octane, 2) HgCl₂ / 1) (PPh₃)3RuCl / 1) ethanol, benzene, water, reflux, 18 h, 2) water, acetone, r.t., 5 h

With pyridine; 1,4-diaza-bicyclo[2.2.2]octane; dmap; sulfuric acid; boron trifluoride diethyl etherate; sodium hydride; mercury dichloride; RhCl(PPh₃)₃; In tetrahydrofuran; dichloromethane;
DOI:10.1016/0008-6215(92)84070-9

Reference yield:

: 35939-75-4
methyl 6-deoxy-2,4-di-O-methyl-α-L-mannopyranoside

: 141418-20-4
Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 55 percent / BF₃*Et₂O, MS₄A / CH₂Cl₂ / 0.5 h

2: 1) 1,4-diazabicyclo<2.2.2>octane, 2) HgCl₂ / 1) (PPh₃)3RuCl / 1) ethanol, benzene, water, reflux, 18 h, 2) water, acetone, r.t., 5 h

With 1,4-diaza-bicyclo[2.2.2]octane; boron trifluoride diethyl etherate; mercury dichloride; RhCl(PPh₃)₃; In dichloromethane;
DOI:10.1016/0008-6215(92)84070-9

Reference yield:

: 141418-18-0
1-O-Acetyl-3-O-allyl-4-O-benzyl-2-O-methyl-α-L-rhamnopyranose

: 141418-20-4
Methyl 3-O-(4-O-benzyl-2-O-methyl-α-L-rhamnopyranosyl)-2,4-di-O-methyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 55 percent / BF₃*Et₂O, MS₄A / CH₂Cl₂ / 0.5 h

2: 1) 1,4-diazabicyclo<2.2.2>octane, 2) HgCl₂ / 1) (PPh₃)3RuCl / 1) ethanol, benzene, water, reflux, 18 h, 2) water, acetone, r.t., 5 h

With 1,4-diaza-bicyclo[2.2.2]octane; boron trifluoride diethyl etherate; mercury dichloride; RhCl(PPh₃)₃; In dichloromethane;
DOI:10.1016/0008-6215(92)84070-9