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

Base Information

Chemical Name:benzyl 3-O-allyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside
CAS No.:88043-90-7
Molecular Formula:C₃₅H₄₂O₁₃
Molecular Weight:670.711
Hs Code.:

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

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

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

There total 4 articles about benzyl 3-O-allyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-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: 92.0%

: 108-24-7
acetic anhydride

: 88043-91-8
benzyl 3-O-allyl-4,6-O-benzylidene-2-O-α-L-rhamnopyranosyl-β-D-galactopyranoside

: 88043-90-7
benzyl 3-O-allyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: With pyridine; Ambient temperature;
DOI:10.1016/0008-6215(83)84032-4

Reference yield:

: 1125-88-8
benzaldehyde dimethyl acetal

: 88043-90-7
benzyl 3-O-allyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 87 percent / p-toluenesulfonic acid / acetonitrile / 6 h / Ambient temperature

2: silver triflate, 1,1,3,3-tetramethylurea / CH₂Cl₂ / 1.) -30 deg C, 1 h; 2.) r.t.

With silver trifluoromethanesulfonate; toluene-4-sulfonic acid; tetramethylurea; In dichloromethane; acetonitrile;
DOI:10.1016/0008-6215(83)84032-4

Reference yield:

: 78780-59-3
benzyl 3-O-allyl-β-D-galactopyranoside

: 88043-90-7
benzyl 3-O-allyl-4,6-O-benzylidene-2-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 87 percent / p-toluenesulfonic acid / acetonitrile / 6 h / Ambient temperature

2: silver triflate, 1,1,3,3-tetramethylurea / CH₂Cl₂ / 1.) -30 deg C, 1 h; 2.) r.t.

With silver trifluoromethanesulfonate; toluene-4-sulfonic acid; tetramethylurea; In dichloromethane; acetonitrile;
DOI:10.1016/0008-6215(83)84032-4