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

Base Information

Chemical Name:methyl 2,4-di-O-benzyl-3-O-(2,3-O-isopropylidene-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside
CAS No.:92975-97-8
Molecular Formula:C₃₀H₄₀O₉
Molecular Weight:544.642
Hs Code.:

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

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

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

There total 9 articles about methyl 2,4-di-O-benzyl-3-O-(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: 85.0%

: 144174-62-9
Methyl 2,4-di-O-benzyl-3-O-α-L-rhamnopyranosyl-α-L-rhamnopyranoside

: 77-76-9
2,2-dimethoxy-propane

: 92975-97-8
methyl 2,4-di-O-benzyl-3-O-(2,3-O-isopropylidene-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

Guidance literature:: With toluene-4-sulfonic acid; In dichloromethane; for 3h;
DOI:10.1016/0008-6215(93)84227-W

Reference yield:

: 71348-35-1
methyl 2,4-di-O-benzyl-3-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

: 92975-97-8
methyl 2,4-di-O-benzyl-3-O-(2,3-O-isopropylidene-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 96 percent / NaOMe / methanol / 3 h

2: p-TsOH / Ambient temperature

With sodium methylate; toluene-4-sulfonic acid; In methanol;

Reference yield:

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

: 92975-97-8
methyl 2,4-di-O-benzyl-3-O-(2,3-O-isopropylidene-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 1) sodium hydride

2: 1) 1,4-diazabicyclo<2.2.2>octane, 2) mercuric chloride, mercuric oxide / 1) tris(triphenylphosphine)-rhodium(I) chloride / 1) ethanol, benzene, water, reflux, 2) acetone, water

3: 65 percent / mercuric cyanide, molecular sieves (4 Angstroem) / acetonitrile / 3 h / Ambient temperature

4: 94 percent / sodium / methanol / 2 h

5: 85 percent / p-toluenesulphonic acid / CH₂Cl₂ / 3 h

With 1,4-diaza-bicyclo[2.2.2]octane; 4 A molecular sieve; sodium; mercury(II) cyanide; sodium hydride; toluene-4-sulfonic acid; mercury dichloride; mercury(II) oxide; Wilkinson's catalyst; In methanol; dichloromethane; acetonitrile;
DOI:10.1016/S0040-4020(01)80018-1