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N-PHENYL-1,4-BENZENEDIAMINEICSC: 1446
4-Aminodiphenylamine
N-(4-Aminophenyl)aniline
N-Phenyl-p-phenylenediamine
August 2002
CAS #: 101-54-2
EC Number: 202-951-9

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.    NO open flames.    Use dry powder, carbon dioxide.   

 PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation   Use local exhaust or breathing protection.  Fresh air, rest. Refer for medical attention. 
Skin Redness. Pain.  Protective clothing. Protective gloves.  Remove contaminated clothes. Rinse skin with plenty of water or shower. 
Eyes Redness. Pain.  Wear safety spectacles or eye protection in combination with breathing protection if powder.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Blue lips, fingernails and skin. Confusion. Convulsions. Dizziness. Headache. Nausea. Abdominal pain. Vomiting. Unconsciousness.  Do not eat, drink, or smoke during work. Wash hands before eating.  Rinse mouth. Give one or two glasses of water to drink. Do NOT induce vomiting. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong oxidants and strong acids. Dry. 
PACKAGING
 
N-PHENYL-1,4-BENZENEDIAMINE ICSC: 1446
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
PURPLE CRYSTALLINE POWDER OR NEEDLES 

Physical dangers
 

Chemical dangers
On combustion, forms toxic fumes of carbon monoxide and nitrogen oxides. Reacts with strong acids and strong oxidants. 

Formula: C12H12N2 / C6H5NHC6H4NH2
Molecular mass: 184.24
Boiling point: 354°C
Melting point: 75°C
Density: 1.09 g/cm³
Solubility in water, g/100ml at 20°C: 0.05
Vapour pressure, Pa at 20°C: 0.000076
Flash point: 193°C
Octanol/water partition coefficient as log Pow: 2.4 (calculated) 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation and by ingestion. 

Effects of short-term exposure
The substance is irritating to the skin and eyes. Ingestion could cause effects on the blood. This may result in the formation of methaemoglobin. Medical observation is indicated. The effects may be delayed. 

Inhalation risk
A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered. 

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization. 


OCCUPATIONAL EXPOSURE LIMITS
MAK: skin absorption (H); sensitization of skin (SH); carcinogen category: 3B 

ENVIRONMENT
This substance may be hazardous to the environment. Special attention should be given to aquatic organisms. 

NOTES
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Do NOT take working clothes home.
UN 3077 is for the molten substance. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations