N,N-Dimethyl-4-phenylazobenzenamine
p-Dimethylaminoazobenzene
N,N-Dimethyl-p-(phenylazo)aniline
C14H15N3 / C6H5N=NC6H4N(CH3)2
Molecular mass: 225.3
ICSC # 1498
CAS # 60-11-7
RTECS # BX7350000
UN # 3143
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Not combustible.
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In case of fire in the surroundings: use appropriate extinguishing media.
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Explosion
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Exposure
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PREVENT DISPERSION OF DUST!
AVOID ALL CONTACT!
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•Inhalation
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Cough.
Sore throat.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
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•Skin
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Redness.
Pain.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
Pain.
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Safety goggles
or
eye protection in combination with breathing protection.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Give plenty of water to drink.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Personal protection: P2 filter respirator for harmful particles.
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
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UN Hazard Class: 6.1
UN Packing Group: III
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Important Data
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Physical State; Appearance:
YELLOW
CRYSTALS
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
producing
nitrogen oxides
.
Occupational Exposure Limits:
TLV not established.
MAK not established.
OSHA PEL: 1910.1015 See Appendix B
NIOSH REL: Ca See Appendix A
NIOSH IDLH: Ca N.D. See: IDLH INDEX
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Routes of Exposure:
The substance can be absorbed into the body
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
.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact with skin may cause dermatitis.
This substance is possibly carcinogenic to humans.
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Physical
Properties
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Decomposes below boiling point
Melting point: 114-117 °C
Solubility in water:
none
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Octanol/water partition coefficient as log Pow: 4.58
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Environmental
Data
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N O T E S
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Environmental effects from the substance have not been investigated adequately.
C.I. 11020, Fast yellow and Solvent yellow 2 are commonly used names.
Transport Emergency Card: TEC (R)-61GT2-III
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ADDITIONAL INFORMATION
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ICSC: 1498
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4-DIMETHYLAMINOAZOBENZENE
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(C) IPCS, CEC, 1994
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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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