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CAS No 531-91-9 , 4-(4-anilinophenyl)-N-phenylaniline

  • Name: 4-(4-anilinophenyl)-N-phenylaniline
  • Synonyms: Diphenylbenzidine;531-91-9; N,N'-diphenyl-; N,N -Diphenylbenzidine; Benzidine;4-(4-anilinophenyl)-N-phenylaniline; 4,4'-Dianilinobiphenyl;
  • CAS Registry Number:
  • Transport: 2811
  • Melting Point: 246-250 ºC
  • Flash Point: 342 ºC
  • Boiling Point: 535 ºC at 760 mmHg
  • Density: 1.173 g/cm3
  • Refractive index: 1.689
  • Safety Statements: S22;S24/25
  • Hazard Symbols: Xi: Irritant;F++: Extremely flammable;
  • Flash Point: 342 ºC
  • EINECS: 208-521-7
  • Molecular Weight: 336.429
  • InchiKey: FDRNXKXKFNHNCA-UHFFFAOYSA-N
  • InChI: 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
  • Risk Statements: S22;S24/25
  • Molecular Formula: C24H20N2
  • Molecular Structure:CAS No:531-91-9 4-(4-anilinophenyl)-N-phenylaniline

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References of 4-(4-anilinophenyl)-N-phenylaniline
Title: N,N￠-Diphenylbenzidine
CAS Registry Number: 531-91-9
CAS Name: N,N￠-Diphenyl-[1,1￠-biphenyl]-4,4￠-diamine
Molecular Formula: C24H20N2
Molecular Weight: 336.43
Percent Composition: C 85.68%, H 5.99%, N 8.33%
Properties: Leaflets or plates, mp 242°. Insol in water. Freely sol in boiling toluene or ethyl acetate, slightly in alc, acetone. Is more sensitive to oxidizing substances than diphenylamine. Keep protected from light.
Melting point: mp 242°
Use: See diphenylamine.