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N,N-Diphenyl-p-phenylenediamine Structure

N,N-Diphenyl-p-phenylenediamine

Chemical Properties

Melting point 143-145 °C(lit.)
Boiling point 220-225 °C0.5 mm Hg(lit.)
Density  1.2
refractive index  1.6300 (estimate)
Flash point 220-225°C/1mm
storage temp.  Store below +30°C.
solubility  DMSO (Slightly), Methanol (Slightly)
form  Solid
pka 1.85±0.20(Predicted)
color  Pale Grey to Very Dark Grey
Water Solubility  <0.1 g/100 mL at 20 ºC
Merck  14,3329
BRN  2215944
Stability Stable. Incompatible with strong acids, strong oxidizing agents
LogP 4.536 (est)
CAS DataBase Reference 74-31-7(CAS DataBase Reference)
NIST Chemistry Reference 1,4-Benzenediamine, N,N'-diphenyl-(74-31-7)
EPA Substance Registry System N,N'-Diphenyl-p-phenylenediamine (74-31-7)

Safety Information

Hazard Codes  Xi
Risk Statements  43-52/53
Safety Statements  24-37-61
WGK Germany  1
RTECS  ST2275000
TSCA  Yes
HS Code  2921 51 90
Hazardous Substances Data 74-31-7(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 2370 mg/kg LD50 dermal Rat 4500 mg/kg

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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