2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside

Base Information

• Chemical Name: 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside
• CAS No.: 862898-14-4
• Molecular Formula: C₅₀H₅₉N₃O₂₆
• Molecular Weight: 1118.02
• Mol file: 862898-14-4.mol

Synonyms:2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside

Chemical Property of 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside

There total 6 articles about 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside 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: 93.0%

2-bromoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside (862898-12-2) → 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside (862898-14-4)

Guidance literature:

With sodium azide; In N,N-dimethyl-formamide;

DOI:10.1016/j.tetlet.2005.06.119

Reference yield:

2-bromoethyl 2,4-di-O-benzoyl-α-D-mannopyranoside (282094-71-7) → 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside (862898-14-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 76 percent / 4 Angstroem molecular sieves; TMSOTf / CH₂Cl₂ / 0.5 h

2: 87 percent / NaN₃; tetrabutylammonium triflate / dimethylformamide / 3 h / 20 °C

With sodium azide; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; tetrabutylammonium trifluoromethylsulfonate; In dichloromethane; N,N-dimethyl-formamide;

DOI:10.1039/b503843j

Reference yield:

2'-bromoethyl-2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside (16977-78-9,85193-55-1,86651-40-3,86651-32-3) → 2-azidoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside (862898-14-4)

Guidance literature:

Multi-step reaction with 4 steps

1: 93 percent / NaOMe / methanol / 2 h / 20 °C

2: 47 percent / (S)-10-camphorsulfonic acid / acetonitrile / 2 h / 20 °C

3: 76 percent / 4 Angstroem molecular sieves; TMSOTf / CH₂Cl₂ / 0.5 h

4: 87 percent / NaN₃; tetrabutylammonium triflate / dimethylformamide / 3 h / 20 °C

With sodium azide; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium methylate; tetrabutylammonium trifluoromethylsulfonate; [(1S)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonic acid; In methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;

DOI:10.1039/b503843j

upstream raw materials:

2-bromoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside

2'-bromoethyl-2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside

2'-bromoethyl-α-D-mannopyranoside

2-bromoethyl 2,4-di-O-benzoyl-α-D-mannopyranoside

Downstream raw materials:

N-(2-[3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranosyloxy]ethyl)thioctamide

2-aminoethyl 3,6-di-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-2,4-di-O-benzoyl-α-D-mannopyranoside