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N,N-DIMETHYL-p-TOLUIDINEICSC: 0456
July 1997
CAS #: 99-97-8N,N-Dimethyltoluidine
Benzenamine, N,N,4-trimethyl
N,N,4-Trimethylaniline
UN #: 2810
EINECS #: 202-805-4

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.  Above 83°C explosive vapour/air mixtures may be formed.  NO open flames.  Above 83°C use a closed system and ventilation.  Use powder, AFFF, foam, carbon dioxide.   

 PREVENT GENERATION OF MISTS! STRICT HYGIENE!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Blue lips, fingernails and skin. Headache. Dizziness. Nausea. Confusion. Convulsions. Unconsciousness.  Use ventilation. Use local exhaust or breathing protection.  Fresh air, rest. Refer for medical attention. 
Skin MAY BE ABSORBED! See Inhalation.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention . 
Eyes   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 See Inhalation.  Do not eat, drink, or smoke during work.  Rinse mouth. Give nothing to drink. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: complete protective clothing including self-contained breathing apparatus. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
UN Hazard Class: 6.1 

STORAGE
Separated from oxidants and food and feedstuffs. 
PACKAGING
Do not transport with food and feedstuffs. 
N,N-DIMETHYL-p-TOLUIDINE ICSC: 0456
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
YELLOW-BROWNISH VISCOUS LIQUID. 

Physical dangers
 

Chemical dangers
On combustion, forms toxic and corrosive gases of nitrogen oxides. Reacts violently with strong oxidants. Attacks many plastics. 

Formula: C9H13N / CH3C6H4N(CH3)2
Molecular mass: 135.2
Boiling point: 215°C
Relative density (water = 1): 0.9
Solubility in water: none
Relative vapour density (air = 1): 4.7
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.0
Flash point: 83°C
Octanol/water partition coefficient as log Pow: 2.61  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its vapour, through the skin and by ingestion. 

Effects of short-term exposure
The substance may cause effects on the red blood cells. This may result in the formation of methaemoglobin. The effects may be delayed. 

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. 

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
Depending on the degree of exposure, periodic medical examination is suggested.
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: T; R: 23/24/25-33-52/53; S: (1/2)-28-36/37-45-61; Note: C 

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    See Also:
       Toxicological Abbreviations