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NIOSH

2,6-DIAMINOTOLUENE

ICSC: 0340

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
October 16, 2001 Validated

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
ICSC: 0340 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

2,6-DIAMINOTOLUENE

ICSC: 0340

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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.
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