3,3'-Dibromobenzidine

Base Information

• Chemical Name: 3,3'-Dibromobenzidine
• CAS No.: 34237-98-4
• Molecular Formula: C12H10Br2N2
• Molecular Weight: 342.033
• Hs Code.: 2921590090
• UNII: C522AO7HJQ
• DSSTox Substance ID: DTXSID8036863
• Nikkaji Number: J88.922I
• Wikidata: Q27894620
• Mol file: 34237-98-4.mol

Synonyms:3,3'-dibromobenzidine;Br2Bz

Chemical Property of 3,3'-Dibromobenzidine

Chemical Property:

• Boiling Point: 399 °C at 760 mmHg
• Flash Point: 195.1 °C
• PSA: 52.04000
• Density: 1.784 g/cm³
• LogP: 5.20540
• XLogP3: 3.6
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 341.91902
• Heavy Atom Count: 16
• Complexity: 213

Purity/Quality:

99% ,98%,Electron Grade , ^*data from raw suppliers

3,3'-DIBROMOBENZIDINE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C=C1C2=CC(=C(C=C2)N)Br)Br)N

Technology Process of 3,3'-Dibromobenzidine

There total 5 articles about 3,3'-Dibromobenzidine 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-nitrophenyl bromide (577-19-5) → 3,3'-dibromo-[1,1'-biphenyl]-4,4'-diamine (34237-98-4)

Guidance literature:

With water; sodium hydroxide; zinc; at 70 - 80 ℃; Inert atmosphere;

DOI:10.1039/c6ob00140h

Reference yield:

2,2’-dibromohydrazobenzene (19718-35-5) → 3,3'-dibromo-[1,1'-biphenyl]-4,4'-diamine (34237-98-4)

Guidance literature:

With hydrogenchloride; diethyl ether;

DOI:10.1021/ja01169a076

Reference yield:

N,N'-Diacetylbenzidin (613-35-4) → 3,3'-dibromo-[1,1'-biphenyl]-4,4'-diamine (34237-98-4)

Guidance literature:

N,N'-Diacetylbenzidin;

DOI:10.1016/0165-1218(93)90027-B

upstream raw materials:

2,2’-dibromohydrazobenzene

N,N'-Diacetylbenzidin

p,p'-diaminobiphenyl

2-nitrophenyl bromide

Downstream raw materials:

3,3'-dibromobiphenyl

3,3',4,4'-tetrabromo-1,1'-biphenyl

4.4'-Di-(4-decyloxy-benzylidenamino)-3.3'-dibrom-biphenyl

4.4'-Di-(4-heptyloxy-benzylidenamino)-3.3'-dibrom-biphenyl

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