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4-DIMETHYLAMINOAZOBENZENEICSC: 1498
October 2005
CAS #: 60-11-7N,N-Dimethyl-4-phenylazobenzenamine
p-Dimethylaminoazobenzene
N,N-Dimethyl-p-(phenylazo)aniline
UN #: 3143
EINECS #: 200-455-7

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Not combustible.        In case of fire in the surroundings, use appropriate extinguishing media.   

 PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Cough. Sore throat.  Use ventilation, local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness. Pain.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness. Pain.  Wear safety goggles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion   Do not eat, drink, or smoke during work. Wash hands before eating.  Give one or two glasses of water to drink. 

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
UN Hazard Class: 6.1; UN Pack Group: III 

STORAGE
 
PACKAGING
 
4-DIMETHYLAMINOAZOBENZENE ICSC: 1498
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
YELLOW CRYSTALS. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces nitrogen oxides. 

Formula: C14H15N3 / C6H5N=NC6H4N(CH3)2
Molecular mass: 225.3
Decomposes
Melting point: 114-117 °C
Solubility in water: none
Octanol/water partition coefficient as log Pow: 4.58  


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. 

Inhalation risk
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly when dispersed. 

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. This substance is possibly carcinogenic to humans. 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
Environmental effects from the substance have not been investigated adequately.
C. I. 11020, Fast yellow and Solvent yellow 2 are commonly used names. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations