8.20530

N,N′-Diphenylbenzidine

for synthesis

• Synonym(s): N,N′-Diphenylbenzidine, N,N′-Diphenyl-4,4′-diaminobiphenyl, N,N′-Diphenyl-[1,1′-biphenyl]-4,4′-diamine
• Linear Formula: 4-(C₆H₅NH)C₆H₄C₆H₄-4-(NHC₆H₅)
• CAS Number: 531-91-9
• Molecular Weight: 336.43
• MDL number: MFCD00003016
• UNSPSC Code: 12352116
• EC Index Number: 208-521-7
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥96.0% (HPLC)
• form: powder
• mp: 245-250 °C
• storage temp.: 2-30°C
• InChI: 1S/C24H20N2/c1-3-7-21(8-4-1)25-23-15-11-19(12-16-23)20-13-17-24(18-14-20)26-22-9-5-2-6-10-22/h1-18,25-26H
• InChI key: FDRNXKXKFNHNCA-UHFFFAOYSA-N

Description

Application

• Direct electrochemical dimerization of N, N′-diphenylbenzidine: The research focuses on the electrochemical process to produce dimerized forms of N,N′-diphenylbenzidine, which are important in developing new materials for electronic applications (Shahparast et al., 2019).


• Enhancement of structure and optical dispersion properties of N,N′-Bis(3-methylphenyl)-N,N′-diphenylbenzidine thin films: This paper explores the impact of UV irradiation on the optical and structural properties of thin films made from N,N′-diphenylbenzidine derivatives, important for optical applications (Abdel-Khalek et al., 2021).

Analysis Note

Assay (HPLC, area%): ≥ 96.0 % (a/a)
Melting range (lower value): ≥ 245 °C
Melting range (upper value): ≤ 251 °C
Identity (IR): passes test

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable