methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Base Information

Chemical Name:methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside
CAS No.:158813-70-8
Molecular Formula:C₇₁H₈₀O₁₄
Molecular Weight:1157.41
Hs Code.:

Synonyms:methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

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Chemical Property of methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

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Technology Process of methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

There total 8 articles about methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-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: 42.0%

: 125411-99-6
ethyl 2,3,4,6-tetra-O-benzyl-1-thio-β-D-galactopyranoside

: 158813-68-4
methyl 2,4-di-O-benzyl-3-O-(4-O-allyl-2-O-benzyl-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside

: 158813-70-8
methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: With 4 A molecular sieve; methyl trifluoromethanesulfonate; In diethyl ether; for 48h;

Reference yield:

: 25019-69-6
methyl 4-O-benzyl-α-L-rhamnopyranoside

: 158813-70-8
methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 8 steps

1: 60 percent / Bu₄NBr, 5percent aq. NaOH / CH₂Cl₂ / 24 h / Ambient temperature

2: 69 percent / Hg(CN)2, 4A molecular sieves / acetonitrile / 2 h / Ambient temperature

3: 96 percent / NaOMe / methanol / 3 h

4: p-TsOH / Ambient temperature

5: 93 percent / NaH / dimethylformamide / 6 h / Ambient temperature

6: 100 percent / 80percent aq. AcOH / 2 h / 80 °C

7: 55 percent / Bu₄NBr, 5percent aq. NaOH / CH₂Cl₂ / 24 h / Ambient temperature

8: 42 percent / methyl triflate, 4A molecular sieves / diethyl ether / 48 h

With sodium hydroxide; 4 A molecular sieve; tetrabutylammomium bromide; sodium methylate; mercury(II) cyanide; sodium hydride; toluene-4-sulfonic acid; acetic acid; methyl trifluoromethanesulfonate; In methanol; diethyl ether; dichloromethane; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

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

: 158813-70-8
methyl 2,4-di-O-benzyl-3-O-<4-O-allyl-2-O-benzyl-3-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-α-L-rhamnopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: p-TsOH / Ambient temperature

2: 93 percent / NaH / dimethylformamide / 6 h / Ambient temperature

3: 100 percent / 80percent aq. AcOH / 2 h / 80 °C

4: 55 percent / Bu₄NBr, 5percent aq. NaOH / CH₂Cl₂ / 24 h / Ambient temperature

5: 42 percent / methyl triflate, 4A molecular sieves / diethyl ether / 48 h

With sodium hydroxide; 4 A molecular sieve; tetrabutylammomium bromide; sodium hydride; toluene-4-sulfonic acid; acetic acid; methyl trifluoromethanesulfonate; In diethyl ether; dichloromethane; N,N-dimethyl-formamide;