3-bromo-dibenzo[b,d]thiophene 5,5-dioxide

Base Information

• Chemical Name: 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide
• CAS No.: 116668-69-0
• Molecular Formula: C₁₂H₇BrO₂S
• Molecular Weight: 295.156
• Mol file: 116668-69-0.mol

Synonyms:3-bromo-dibenzo[b,d]thiophene 5,5-dioxide

Chemical Property of 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide

Chemical Property:

• Melting Point: 226.0 to 230.0 °C

Purity/Quality:

97% ^*data from raw suppliers

3-Bromodibenzothiophene 5,5-Dioxide ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide

There total 12 articles about 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide 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: 81.0%

5,5-dioxo-5H-5λ6-dibenzothiophen-3-ylamine (93618-98-5) → 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide (116668-69-0)

Guidance literature:

5,5-dioxo-5H-5λ⁶-dibenzothiophen-3-ylamine; With sulfuric acid; acetic acid; sodium nitrite; Heating / reflux;

With hydrogen bromide; copper(I) bromide; In water; for 1h;

Reference yield: 70.0%

dibenzothiophene sulfone (1016-05-3) → 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide (116668-69-0)

Guidance literature:

With N-Bromosuccinimide; sulfuric acid; acetic acid; at 0 - 20 ℃;

Reference yield: 65.0%

dibenzothiophene sulfone (1016-05-3) → 3-bromo-dibenzo[b,d]thiophene 5,5-dioxide (116668-69-0) + 3,7-dibromo-dibenzothiophene-5,5-dioxide (83834-12-2)

Guidance literature:

With N-Bromosuccinimide; sulfuric acid; at 70 ℃; for 24h; Inert atmosphere; Darkness;

DOI:10.1039/c8ta11383a

upstream raw materials:

2-bromodibenzo[b,d]thiophene

2-acetylamino-dibenzothiophene

N-(3-bromo-dibenzothiophen-2-yl)-acetamide

5,5-dioxo-5H-5λ⁶-dibenzothiophen-3-ylamine

Downstream raw materials:

9-(phenyl)-2-bromo-9H-carbazole