allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Base Information

Chemical Name:allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside
CAS No.:273384-26-2
Molecular Formula:C₄₂H₅₀O₁₃
Molecular Weight:762.851
Hs Code.:

Synonyms:allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

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Chemical Property of allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

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Technology Process of allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

There total 1 articles about allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside 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: 97.0%

: 113893-72-4
2,3,4-tri-O-acetyl-L-rhamnopyranosyl trichloroacetimidate

: 150969-29-2
allyl 2,3,6-tri-O-benzyl-β-D-galactopyranoside

: 273384-26-2
allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: With 4 A molecular sieve; silver trifluoromethanesulfonate; In dichloromethane; at 20 ℃; for 24h;
DOI:10.1016/S0008-6215(99)00315-8

Reference yield: 70.0%

: 273384-26-2
allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

: 273384-27-3
allyl α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: With sodium methylate; In methanol; at 20 ℃; for 24h;
DOI:10.1016/S0008-6215(99)00315-8

Reference yield:

: 273384-26-2
allyl 2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

: 273384-33-1
allyl 3-O-benzyl-4-O-(p-methoxybenzyl)-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1.1: 70 percent / NaOMe / methanol / 24 h / 20 °C

2.1: 93 percent / p-TsOH / 24 h / 20 °C

3.1: 65 percent / NaH / dimethylformamide; light petroleum / 20 °C

4.1: 67 percent / 80 percent aq. AcOH / 2.5 h / 50 °C

5.1: dibutyltin oxide / benzene / 5 h / Heating

5.2: 93 percent / tetrabutylammonium bromide / 3 h / 50 °C

With sodium methylate; sodium hydride; di(n-butyl)tin oxide; toluene-4-sulfonic acid; acetic acid; In methanol; N,N-dimethyl-formamide; Petroleum ether; benzene; 1.1: Deacetylation / 2.1: Etherification / 3.1: Etherification / 4.1: Hydrolysis / 5.1: Metallation / 5.2: Etherification;
DOI:10.1016/S0008-6215(99)00315-8