bis(diazo)benzidine

Base Information

• Chemical Name: bis(diazo)benzidine
• CAS No.: 5957-03-9
• Molecular Formula: C12H8 N4
• Molecular Weight: 208.222
• Mol file: 5957-03-9.mol

Synonyms:4,4'-Biphenylbis(diazonium)(8CI); BDB; Bisdiazobenzidine

Chemical Property of bis(diazo)benzidine

Chemical Property:

• PSA: 56.30000
• LogP: 4.32276

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of bis(diazo)benzidine

There total 2 articles about bis(diazo)benzidine 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:

p,p'-diaminobiphenyl (92-87-5) → Diphenyl-4,4'-bis-diazonium (5957-03-9)

Guidance literature:

With hydrogenchloride; sodium nitrite; In water; at 0 - 5 ℃;

DOI:10.1211/0022357011776063

Reference yield:

→ Diphenyl-4,4'-bis-diazonium (5957-03-9)

Guidance literature:

Benzidin*Hydrochlorid, 1) H2O, aq. HCl, 2) gesaettigte aq. NaNO2, 5-10grad;

Reference yield:

Diphenyl-4,4'-bis-diazonium (5957-03-9) → 4,4'-diacetylbiphenyl (787-69-9)

Guidance literature:

Multi-step reaction with 2 steps

2: diethyl ether; benzene / nachf. Erhitzen mit verd. Schwefelsaeure

With diethyl ether; benzene;

upstream raw materials:

p,p'-diaminobiphenyl

Downstream raw materials:

4,4'-difluorobiphenyl

6,6'-diamino-4,4'-dihydroxy-5,5'-biphenyl-4,4'-diyl-bis-azo-bis-naphthalene-2-sulfonic acid

3,3'-dihydroxy-4,4'-biphenyl-4,4'-diyl-bis-azo-di-[2]naphthoic acid dianilide

3,3'-dihydroxy-4,4'-biphenyl-4,4'-diyl-bis-azo-di-[2]naphthoic acid bis-(3-nitro-anilide)

Refernces