4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside

Base Information

• Chemical Name: 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside
• CAS No.: 1259428-75-5
• Molecular Formula: C₂₀H₂₁BrCl₂O₁₀
• Molecular Weight: 572.191
• Mol file: 1259428-75-5.mol

Synonyms:4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside

Chemical Property of 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside

There total 2 articles about 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-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: 77.0%

3,5-dichloro-4-bromophenol (1940-28-9) + 2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl trichloroimidate (121238-27-5) → 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside (1259428-75-5)

Guidance literature:

With trimethylsilyl trifluoromethanesulfonate; In toluene; at 20 ℃; for 5h; Inert atmosphere;

DOI:10.1021/jm101011y

Reference yield: 77.0%

→ 4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside (1259428-75-5)

Guidance literature:

Reference yield: 28.0%

4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside (1259428-75-5) + 4-methoxycarbonylphenylboronic acid (99768-12-4) → methyl 4'-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxy)-2',6'-dichlorobiphenyl-4-carboxylate (1259428-80-2)

Guidance literature:

4-bromo-3,5-dichlorophenyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranoside; 4-methoxycarbonylphenylboronic acid; With tetrakis(triphenylphosphine) palladium⁽⁰⁾; caesium carbonate; In 1,4-dioxane; for 0.75h; Inert atmosphere; Ultrasonic bath;

In 1,4-dioxane; at 120 ℃; for 8.33333h; Microwave irradiation; Inert atmosphere;

DOI:10.1021/jm101011y

upstream raw materials:

3,5-dichloro-4-bromophenol

2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl trichloroimidate

Downstream raw materials:

methyl 4'-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxy)-2',6'-dichlorobiphenyl-4-carboxylate