methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Base Information

Chemical Name:methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside
CAS No.:129199-09-3
Molecular Formula:C₅₀H₄₅BrO₁₆
Molecular Weight:981.802
Hs Code.:

Synonyms:methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

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Chemical Property of methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

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Technology Process of methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

There total 6 articles about methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-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: 82.2%

: 53182-61-9
methyl 2,3,4-tri-O-benzoyl-β-D-galactopyranoside

: 129199-07-1
2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-α-D-xylo-hexopyranosyl chloride

: 129199-10-6
C₅₀H₄₅ClO₁₆

: 129199-17-3
C₅₀H₄₅ClO₁₆

: 129199-09-3
methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

: 129199-16-2
C₅₀H₄₅BrO₁₆

Guidance literature:: With 2,4,6-trimethyl-pyridine; silver trifluoromethanesulfonate; In dichloromethane; for 0.0833333h;
DOI:10.1016/0008-6215(90)84226-K

Reference yield:

: 6198-74-9,24332-89-6,26922-85-0,28034-64-2,29073-92-5,29581-42-8,35521-82-5,115888-69-2,115936-03-3,117893-41-1
methyl 3-deoxy-β-D-galactopyranoside

: 129199-09-3
methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 88 percent / pyridine / 4 h / 50 °C

2: 95 percent / pyridine / Ambient temperature

3: 92 percent / sodium iodide, chlorotrimethylsilane / acetonitrile / 0.05 h / 0 °C

4: tetramethylurea / CH₂Cl₂ / 0.25 h / Ambient temperature

5: 78 percent / dichloromethyl methyl ether, zinc chloride / CHCl₃ / 4 h / 60 - 65 °C

6: 82.2 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 0.08 h

With pyridine; 2,4,6-trimethyl-pyridine; chloro-trimethyl-silane; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; tetramethylurea; sodium iodide; zinc(II) chloride; In dichloromethane; chloroform; acetonitrile;
DOI:10.1016/0008-6215(90)84226-K

Reference yield:

: 129185-34-8
methyl 2,4-di-O-benzoyl-3-deoxy-β-D-xylo-hexopyranoside

: 129199-09-3
methyl O-(2,4-di-O-benzoyl-6-O-bromoacetyl-3-deoxy-β-D-xylo-hexopyranosyl)-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: tetramethylurea / CH₂Cl₂ / 0.25 h / Ambient temperature

2: 78 percent / dichloromethyl methyl ether, zinc chloride / CHCl₃ / 4 h / 60 - 65 °C

3: 82.2 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 0.08 h

With 2,4,6-trimethyl-pyridine; Dichloromethyl methyl ether; silver trifluoromethanesulfonate; tetramethylurea; zinc(II) chloride; In dichloromethane; chloroform;
DOI:10.1016/0008-6215(90)84226-K