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

Base Information

Chemical Name:allyl 3,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside
CAS No.:273384-34-2
Molecular Formula:C₅₀H₅₆O₁₀
Molecular Weight:816.989
Hs Code.:

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

Suppliers and Price of allyl 3,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

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

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

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

There total 8 articles about allyl 3,4-di-O-benzyl-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: 91.0%

: 100-39-0
benzyl bromide

: 273384-32-0
allyl 4-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

: 273384-34-2
allyl 3,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: allyl 4-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside; With di(n-butyl)tin oxide; In benzene; for 5h; Heating;

benzyl bromide; With tetrabutylammomium bromide; at 50 ℃; for 3h;
DOI:10.1016/S0008-6215(99)00315-8

Reference yield:

: 100-39-0
benzyl bromide

: 273384-34-2
allyl 3,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1.1: 82 percent / NaH (in oil) / dimethylformamide / 20 °C

2.1: 94 percent / 80 percent aq. AcOH / 2.5 h / 50 °C

3.1: dibutyltin oxide / benzene / 5 h / Heating

3.2: 91 percent / tetrabutylammonium bromide / 3 h / 50 °C

With sodium hydride; di(n-butyl)tin oxide; acetic acid; In N,N-dimethyl-formamide; benzene; 1.1: Etherification / 2.1: Hydrolysis / 3.1: Metallation / 3.2: Etherification;
DOI:10.1016/S0008-6215(99)00315-8

Reference yield:

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

: 273384-34-2
allyl 3,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1.1: 97 percent / 4 Angstroem mol. sieves; silver triflate / CH₂Cl₂ / 24 h / 20 °C

2.1: 70 percent / NaOMe / methanol / 24 h / 20 °C

3.1: 93 percent / p-TsOH / 24 h / 20 °C

4.1: 82 percent / NaH (in oil) / dimethylformamide / 20 °C

5.1: 94 percent / 80 percent aq. AcOH / 2.5 h / 50 °C

6.1: dibutyltin oxide / benzene / 5 h / Heating

6.2: 91 percent / tetrabutylammonium bromide / 3 h / 50 °C

With 4 A molecular sieve; sodium methylate; silver trifluoromethanesulfonate; sodium hydride; di(n-butyl)tin oxide; toluene-4-sulfonic acid; acetic acid; In methanol; dichloromethane; N,N-dimethyl-formamide; benzene; 1.1: Etherification / 2.1: Deacetylation / 3.1: Etherification / 4.1: Etherification / 5.1: Hydrolysis / 6.1: Metallation / 6.2: Etherification;
DOI:10.1016/S0008-6215(99)00315-8