N,N'-Diphenylbenzidine 531-91-9 99%
N,N'-Diphenylbenzidine Chemical Properties
Melting point 246-248 °C(lit.)
Boiling point 462.9°C (rough estimate)
density 1.1750 (rough estimate)
vapor density 11.6 (vs air)
refractive index 1.7620 (estimate)
Fp >110°C
storage temp. Store below +30°C.
pka 1.31±0.40(Predicted)
form Fine Crystalline Powder
color Gray to brownish
Water Solubility Insoluble in water.
Sensitive Light Sensitive
Merck 14,3319
BRN 2220993
InChIKey FDRNXKXKFNHNCA-UHFFFAOYSA-N
CAS DataBase Reference 531-91-9(CAS DataBase Reference)
NIST Chemistry Reference [1,1'-Biphenyl]-4,4'-diamine, n,n'-diphenyl-(531-91-9)
EPA Substance Registry System [1,1'-Biphenyl]-4,4'-diamine, N,N'-diphenyl- (531-91-9)
N,N'-Diphenylbenzidine Basic information
Product Name: N,N'-Diphenylbenzidine
Synonyms: N,N'-DIPHENYLBENZIDINE;N,N'-DIPHENYL BIPHENYLAMINE;N'-Diphenylbenzidine;4-(4-anilinophenyl)-N-phenylaniline;N,N'-Diphenylbenzidine, 97%, indicator;N,N'-Diphenylbenzidine;Benzidine, N,N'-diph;N,N'-(1,1'-Biphenyl-4,4'-diyl)bisaniline
CAS: 531-91-9
MF: C24H20N2
MW: 336.43
EINECS: 208-521-7
Mol File: 531-91-9.mol
Safety Information
Hazard Codes Xi
Safety Statements 22-24/25
RIDADR 2811
WGK Germany 3
F 8
TSCA Yes
HazardClass 6.1(b)
PackingGroup III
HS Code 29215900
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