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o-TOLIDINEICSC: 0960
April 2009
CAS #: 119-93-73,3'-Dimethyl-(1,1'-biphenyl)-4,4'-diamine
Bianisidine
3,3'-Dimethylbenzidine
4,4'-Bi-o-toluidine
EINECS #: 204-358-0

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use powder, water spray, foam, carbon dioxide.   

See EFFECTS OF LONG-TERM OR REPEATED EXPOSURE. PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation   Use closed system or ventilation.  Fresh air, rest. 
Skin MAY BE ABSORBED! See EFFECTS OF LONG-TERM OR REPEATED EXPOSURE.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes   Wear safety spectacles.  Rinse with plenty of water (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work. Wash hands before eating.  Rinse mouth. Give one or two glasses of water to drink. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

excl mark;warncancer;health haz
WARNING
Harmful if swallowed
Suspected of causing cancer
Toxic to aquatic life 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: III 

STORAGE
Separated from strong oxidants and food and feedstuffs. Well closed. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing. 
PACKAGING
Do not transport with food and feedstuffs. 
o-TOLIDINE ICSC: 0960
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS CRYSTALS OR RED-TO-BROWN FLAKES. 

Physical dangers
No data. 

Chemical dangers
Decomposes on burning. This produces toxic fumes including nitrogen oxides. Reacts with oxidants. 

Formula: C14H16N2
Molecular mass: 212.3
Boiling point: 300°C
Melting point: 131-132°C
Density: 1.2 g/cm³
Solubility in water, g/100ml at 25°C: 0.13 (poor)
Flash point: 244°C
Auto-ignition temperature: 526°C
Octanol/water partition coefficient as log Pow: 2.34  


EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure
 

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

Effects of long-term or repeated exposure
This substance is probably carcinogenic to humans. 


Occupational exposure limits
TLV: (skin); A3 (confirmed animal carcinogen with unknown relevance to humans).
MAK: carcinogen category: 2 

ENVIRONMENT
The substance is toxic to aquatic organisms. It is strongly advised not to let the chemical enter into the environment. 

NOTES
Do NOT take working clothes home. 

ADDITIONAL INFORMATION
  EC Classification
Symbol: T, N; R: 45-22-51/53; S: 53-45-61; Note: E 

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    See Also:
       Toxicological Abbreviations