2-Methyl-1,3-benzenediamine
1,3-Diamino-2-methylbenzene
2-Methyl-m-phenylenediamine
C6H3CH3(NH2)2 / C7H10N2
Molecular mass: 122
ICSC # 0340
CAS # 823-40-5
RTECS # XS9750000
EC # 612-111-00-7
|
|
Types of Hazard/ Exposure
|
Acute Hazards/ Symptoms
|
Prevention
|
First Aid/
Fire Fighting
|
|
FIRE
|
Combustible.
|
NO open flames.
|
Water spray,
foam,
dry powder.
|
|
Explosion
|
|
|
|
|
|
|
Exposure
|
|
AVOID ALL CONTACT!
|
|
|
•Inhalation
|
Blue lips or finger nails.
Blue skin.
Cough.
Dizziness.
Headache.
Shortness of breath.
Confusion.
Convulsions.
Nausea.
Unconsciousness.
|
Ventilation, local exhaust, or breathing protection.
|
Fresh air, rest.
Artificial respiration may be needed.
Refer for medical attention.
|
|
•Skin
|
Redness.
|
Protective gloves.
Protective clothing.
|
Remove contaminated clothes.
Rinse skin with plenty of water or shower.
|
|
•Eyes
|
Redness.
Pain.
|
Safety goggles.
|
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
|
|
•Ingestion
|
(Further see Inhalation).
|
Do not eat, drink, or smoke during work.
Wash hands before eating.
|
Rinse mouth.
Give plenty of water to drink.
Refer for medical attention.
|
|
Spillage Disposal
|
Storage
|
Packaging & Labelling
|
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
Carefully collect remainder,
then remove to safe place.
(Extra personal protection: P2 filter respirator for harmful particles.)
Do NOT let this chemical enter the environment.
|
Well closed.
|
Xn symbol
N symbol
R: 21/22-43-51/53-68
S: 2-24-36/37-61
|
|
|
|
Important Data
|
Physical State; Appearance:
COLOURLESS
CRYSTALS
.
TURNS BROWN ON Exposure TO AIR.
Physical Dangers:
Chemical Dangers:
On combustion, forms toxic fumes of nitrogen oxides.
Occupational Exposure Limits:
TLV not established.
|
Routes of Exposure:
The substance can be absorbed into the body
by inhalation,
through the skin
and
by ingestion.
Inhalation Risk:
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly when dispersed.
Effects of Short-Term Exposure:
The substance
is irritating to
the eyes
,
the skin
and
the respiratory tract
.
The substance may cause effects on the
blood
, resulting in
formation of methaemoglobin.
The effects may be delayed.
Medical observation is indicated.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact with skin may cause dermatitis.
Repeated or prolonged contact may cause skin sensitization.
|
|
Physical
Properties
|
Boiling point: 289°C
Melting point: 105-106°C
Solubility in water:
poor
|
Vapour pressure, kPa at 150°C: 2.13
|
|
Environmental
Data
|
The substance is toxic to aquatic organisms.
|
|
N O T E S
|
|
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Depending on the degree of exposure, periodic medical examination is suggested.
|
|
ADDITIONAL INFORMATION
|
|
|
|
ICSC: 0340
|
2,6-DIAMINOTOLUENE
|
|
(C) IPCS, CEC, 1994
|
|
|
IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
|
|
|