methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside

Base Information

• Chemical Name: methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside
• CAS No.: 228546-25-6
• Molecular Formula: C₂₁H₂₁N₃O₅S
• Molecular Weight: 427.481
• Mol file: 228546-25-6.mol

Synonyms:methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside

Chemical Property of methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside

There total 6 articles about methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-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: 99.0%

thiobenzoic acid potassium salt (28170-13-0) + methyl 3-azido-4,6-O-benzylidene-3-deoxy-2-O-trifluoromethanesulfonyl-α-D-glucopyranoside (228546-24-5) → methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside (228546-25-6)

Guidance literature:

In N,N-dimethyl-formamide; at 20 ℃; for 24h;

Reference yield:

methyl-3-azido-3-deoxy-α-D-glucopyranoside (5152-11-4) → methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside (228546-25-6)

Guidance literature:

Multi-step reaction with 3 steps

1: pTsOH / dimethylformamide / 3 h / 60 °C

2: 62 percent / CH₂Cl₂; pyridine / 1 h / 20 °C

3: 99 percent / dimethylformamide / 24 h / 20 °C

With toluene-4-sulfonic acid; In pyridine; dichloromethane; N,N-dimethyl-formamide; 1: Etherification / 2: Etherification / 3: Acylation;

Reference yield:

3-azido-3-deoxy-1,2:5,6-di-(O-isopropylidene)-α-D-glucofuranose (13964-23-3) → methyl 3-azido-2-S-benzoyl-4,6-O-benzylidene-3-deoxy-α-D-mannopyranoside (228546-25-6)

Guidance literature:

Multi-step reaction with 5 steps

1.1: HCl / methanol / 1 h / Heating

1.2: pyridine / 20 °C

2.1: NaOMe / methanol / 1 h / 20 °C

3.1: pTsOH / dimethylformamide / 3 h / 60 °C

4.1: 62 percent / CH₂Cl₂; pyridine / 1 h / 20 °C

5.1: 99 percent / dimethylformamide / 24 h / 20 °C

With hydrogenchloride; sodium methylate; toluene-4-sulfonic acid; In pyridine; methanol; dichloromethane; N,N-dimethyl-formamide; 1.1: Ring cleavage / 1.2: Acetylation / 2.1: Deacetylation / 3.1: Etherification / 4.1: Etherification / 5.1: Acylation;

upstream raw materials:

thiobenzoic acid potassium salt

methyl 3-azido-4,6-O-benzylidene-3-deoxy-2-O-trifluoromethanesulfonyl-α-D-glucopyranoside

methyl-3-azido-3-deoxy-α-D-glucopyranoside

3-azido-3-deoxy-1,2:5,6-di-(O-isopropylidene)-α-D-glucofuranose

Downstream raw materials:

methyl 3-azido-4-O-benzoyl-2-S-benzoyl-6-bromo-3,6-dideoxy-α-D-mannopyranoside