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4-DIMETHYLAMINOAZOBENZENE ICSC: 1498
Date of Peer Review: October 2005

N,N-Dimethyl-4-phenylazobenzenamine
p-Dimethylaminoazobenzene
N,N-Dimethyl-p-(phenylazo)aniline
CAS # 60-11-7 C14H15N3 / C6H5N=NC6H4N(CH3)2
RTECS # BX7350000 Molecular mass: 225.3
UN # 3143
EC Index #
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Not combustible.

In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION


EXPOSURE
PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!

Inhalation Cough. Sore throat.
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.
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 take to a doctor.
Ingestion
Do not eat, drink, or smoke during work. Wash hands before eating.
Give plenty of water to drink.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful particles. Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
EU Classification
UN Classification
UN Hazard Class: 6.1
UN Pack Group: III
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-61GT2-III

IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK
4-DIMETHYLAMINOAZOBENZENE ICSC: 1498
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
YELLOW CRYSTALS

CHEMICAL DANGERS:
The substance decomposes on heating producing nitrogen oxides.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established. MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by ingestion.

INHALATION RISK:
Evaporation at 20C 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.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
Repeated or prolonged contact with skin may cause dermatitis. This substance is possibly carcinogenic to humans.
PHYSICAL PROPERTIES
Decomposes below boiling point
Melting point: 114-117 C
Solubility in water: none
Octanol/water partition coefficient as log Pow: 4.58
ENVIRONMENTAL DATA

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


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2005