methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

Base Information

Chemical Name:methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside
CAS No.:218279-59-5
Molecular Formula:C₄₃H₄₁ClO₁₄
Molecular Weight:817.243
Hs Code.:

Synonyms:methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

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Chemical Property of methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

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Technology Process of methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

There total 3 articles about methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-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: 84.0%

: 88331-96-8
methyl 2,4-di-O-benzoyl-α-L-rhamnopyranoside

: 146934-39-6
2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl chloride

: 218279-59-5
methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

Guidance literature:: With 2,6-di-tert-butyl-4-methylpyridine; silver trifluoromethanesulfonate; In dichloromethane; -15 deg C, 30 min, then -> room temp., 2 h;
DOI:10.1016/S0008-6215(98)00216-X

Reference yield:

: 88331-96-8
methyl 2,4-di-O-benzoyl-α-L-rhamnopyranoside

: 218279-59-5
methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 89 percent / pyridine / dimethylformamide / 0.5 h / -45 °C

2: 88 percent / α,α-dichloromethyl methyl ether, ZnCl2*Et2O / 1,2-dichloro-ethane; CH2Cl2 / 7 h / 65 °C

3: 84 percent / 2,6-di-tert-butyl-4-methylpyridine, silver trifluoromethanesulfonate / CH₂Cl₂ / -15 deg C, 30 min, then -> room temp., 2 h

With pyridine; 2,6-di-tert-butyl-4-methylpyridine; zinc chloride diethyl ether; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; In dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(98)00216-X

Reference yield:

: 218279-58-4
methyl 2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranoside

: 218279-59-5
methyl (2,4-di-O-benzoyl-3-O-chloroacetyl-α-L-rhamnopyranosyl)-(1-3)-2,4-di-O-benzoyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / α,α-dichloromethyl methyl ether, ZnCl2*Et2O / 1,2-dichloro-ethane; CH2Cl2 / 7 h / 65 °C

2: 84 percent / 2,6-di-tert-butyl-4-methylpyridine, silver trifluoromethanesulfonate / CH₂Cl₂ / -15 deg C, 30 min, then -> room temp., 2 h

With 2,6-di-tert-butyl-4-methylpyridine; zinc chloride diethyl ether; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; In dichloromethane; 1,2-dichloro-ethane;
DOI:10.1016/S0008-6215(98)00216-X