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4-Nitro-o-phenylenediamine Structure

4-Nitro-o-phenylenediamine

Chemical Properties

Melting point 199-201 °C (lit.)
Boiling point 276.04°C (rough estimate)
Density  1.3682 (rough estimate)
refractive index  1.6910 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  1 N HCl: ethanol, 1:1: soluble50mg/mL
form  Powder
pka 2.06±0.10(Predicted)
color  Brown-red
Water Solubility  1.2 g/L (20 ºC)
Merck  14,6622
BRN  608106
Stability Stable. Incompatible with strong acids, strong reducing agents, strong oxidizing agents, acid chlorides, acid anhydrides.
InChIKey RAUWPNXIALNKQM-UHFFFAOYSA-N
CAS DataBase Reference 99-56-9(CAS DataBase Reference)
EWG's Food Scores 3-5
FDA UNII 5A9AX7Y0TT
IARC 3 (Vol. 16, Sup 7) 1987
EPA Substance Registry System Nitro-o-phenylenediamine (99-56-9)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302-H317
Precautionary statements P280-P301+P312+P330-P302+P352
Hazard Codes  Xn
Risk Statements  22-43-68-40-36/37/38-20/21/22
Safety Statements  36/37-45-36-26-22
RIDADR  2811
WGK Germany  3
RTECS  ST2975000
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29215119
Hazardous Substances Data 99-56-9(Hazardous Substances Data)
Toxicity LD50 oral in rat: 681mg/kg
NFPA 704:
1
2 0

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