Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt

Base Information

• Chemical Name: Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt
• CAS No.: 136597-45-0
• Molecular Formula: 2C₆H₁₅N*C₃₃H₃₈O₂₂S₂
• Molecular Weight: 1053.17

Synonyms:Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt

Chemical Property of Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt

Chemical Property:

Purity/Quality:

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Technology Process of Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt

There total 4 articles about Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt 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:

Benzyl 2-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranoside (117181-25-6) → Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt (136597-45-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 1) Ag₂CO₃, 4A molecular sieves 2) I₂ / 1) CH₂Cl₂, 1 h, r.t. 2) CH₂Cl₂, 3 d

2: 92 percent / aq. 90percent CF₃CO₂H / CH₂Cl₂ / 0.5 h / 0 °C

3: 1) Me₃N*SO₃ 2) Et₃N / 1) DMF, 2 d, r.t. 2) toluene

With 4 A molecular sieve; iodine; sulfur trioxide trimethylamine complex; triethylamine; silver carbonate; trifluoroacetic acid; In dichloromethane;

DOI:10.1016/0008-6215(91)84027-C

Reference yield:

Benzyl 2-O-benzoyl-4,6-O-benzylidene-3-O--β-D-galactopyranoside (136179-31-2) → Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt (136597-45-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / aq. 90percent CF₃CO₂H / CH₂Cl₂ / 0.5 h / 0 °C

2: 1) Me₃N*SO₃ 2) Et₃N / 1) DMF, 2 d, r.t. 2) toluene

With sulfur trioxide trimethylamine complex; triethylamine; trifluoroacetic acid; In dichloromethane;

DOI:10.1016/0008-6215(91)84027-C

Reference yield:

Benzyl 2-O-benzoyl-3-O--β-D-galactopyranoside (136179-32-3) → Benzyl 2-O-benzoyl-3-O--4,6-di-O-sulfo-β-D-galactopyranoside, bis(triethylammonium) salt (136597-45-0)

Guidance literature:

With sulfur trioxide trimethylamine complex; triethylamine; Yield given. Multistep reaction; 1) DMF, 14 d, r.t. 2) toluene;

DOI:10.1016/0008-6215(91)84027-C

upstream raw materials:

Benzyl 2-O-benzoyl-3-O--β-D-galactopyranoside

Benzyl 2-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranoside

Benzyl 2-O-benzoyl-4,6-O-benzylidene-3-O--β-D-galactopyranoside

Downstream raw materials:

Benzyl 3-O-(β-D-glucopyranosyl uronate)-4,6-di-O-sulfo-β-D-galactopyranoside, trisodium salt

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