2,3,7-tribromo-8-chlorooxanthrene

Base Information

• Chemical Name: 2,3,7-tribromo-8-chlorooxanthrene
• CAS No.: 131167-12-9
• Molecular Formula: C₁₂H₄Br₃ClO₂
• Molecular Weight: 455.328
• Mol file: 131167-12-9.mol

Synonyms:2,3,7-Tribromo-8-chlorodibenzo-p-dioxin

Chemical Property of 2,3,7-tribromo-8-chlorooxanthrene

Chemical Property:

• Vapor Pressure: 3.91E-08mmHg at 25°C
• Boiling Point: 457.9°Cat760mmHg
• Flash Point: 230.7°C
• Density: 2.182g/cm³

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,3,7-tribromo-8-chlorooxanthrene

There total 3 articles about 2,3,7-tribromo-8-chlorooxanthrene 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: 60.0%

2-chlorodibenzo-p-dioxin (39227-54-8) → 2,3,7-tribromo-8-chlorodibenzo-p-dioxin (131167-12-9)

Guidance literature:

With bromine; trifluoroacetic acid; for 6h; Heating;

Reference yield:

benzene-1,2-diol (120-80-9,19481-10-8,37349-32-9) → 2,3,7-tribromo-8-chlorodibenzo-p-dioxin (131167-12-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) Na, hexamethylphosphoramide / 1.) 100-150 deg C, 2.) 200-210 deg C, 3 h

2: 60 percent / Br₂, CF₃COOH / 6 h / Heating

With N,N,N,N,N,N-hexamethylphosphoric triamide; bromine; sodium; trifluoroacetic acid;

Reference yield:

1,2,4-Trichlorobenzene (120-82-1,63697-18-7) → 2,3,7-tribromo-8-chlorodibenzo-p-dioxin (131167-12-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) Na, hexamethylphosphoramide / 1.) 100-150 deg C, 2.) 200-210 deg C, 3 h

2: 60 percent / Br₂, CF₃COOH / 6 h / Heating

With N,N,N,N,N,N-hexamethylphosphoric triamide; bromine; sodium; trifluoroacetic acid;

upstream raw materials:

2-chlorodibenzo-p-dioxin

benzene-1,2-diol

1,2,4-Trichlorobenzene