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N,N'-Diphenylbenzidine Structure

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)
Flash point >110°C
storage temp.  Store below +30°C.
solubility  Acetone (Slightly), DMF (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly, Sonicated)
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)
FDA UNII 8IO8V406YP
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)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302+H312+H332-H351
Precautionary statements P201-P202-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P308+P313-P405-P501
Hazard Codes  Xi
Safety Statements  22-24/25
RIDADR  2811
WGK Germany  3
8
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29215900
NFPA 704:
1
0 1

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