INTOX Home Page
2-NAPHTHYLAMINE ICSC: 0610
Date of Peer Review: May 2003

beta-Naphthylamine
2-Aminonaphthalene
CAS # 91-59-8 C10H9N
RTECS # QM2100000 Molecular mass: 143.2
UN # 1650
EC # 612-022-00-3
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Dry powder, foam, water spray.
EXPLOSION


EXPOSURE
AVOID ALL CONTACT!
IN ALL CASES CONSULT A DOCTOR!
Inhalation Blue lips or finger nails. Blue skin. Confusion. Dizziness. Convulsions. Headache. Nausea. Unconsciousness.
Closed system and ventilation.
Fresh air, rest. Refer for medical attention.
Skin MAY BE ABSORBED! (See Inhalation).
Protective gloves. Protective clothing.
Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention.
Eyes
Face shield, or eye protection in combination with breathing protection if powder.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion (See Inhalation).
Do not eat, drink, or smoke during work. Wash hands before eating.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into covered containers. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment. Chemical protection suit including self-contained breathing apparatus.
Do not transport with food and feedstuffs.
EU Classification
Symbol: T, N
R: 45-22-51/53
S: 53-45-61
Note: [E]
UN Classification
UN Hazard Class: 6.1
UN Pack Group: II
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-61S1650
Separated from food and feedstuffs. Well closed.
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 1999

SEE IMPORTANT INFORMATION ON BACK


2-NAPHTHYLAMINE ICSC: 0610
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
WHITE TO REDDISH FLAKES, WITH CHARACTERISTIC ODOUR. TURNS RED ON EXPOSURE TO AIR.

CHEMICAL DANGERS:
The substance decomposes on burning producing toxic and corrosive fumes.

OCCUPATIONAL EXPOSURE LIMITS:
TLV: A1 (ACGIH 2003).
MAK: Carcinogen category: 1; H; (DFG 2002).
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation and through the skin and 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 may cause effects on the blood, resulting in the formation of methaemoglobin. The substance may cause effects on the bladder, resulting in inflammation and blood in urine. Medical observation is indicated. The effects may be delayed. See Notes.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
This substance is carcinogenic to humans.
PHYSICAL PROPERTIES
Boiling point: 306C
Melting point: 110.2-113C
Density: 1.061 g/cm
Solubility in water: poor
Relative vapour density (air = 1): 4.95
Flash point: 157C
Octanol/water partition coefficient as log Pow: 2.28
ENVIRONMENTAL DATA

NOTES
Depending on the degree of exposure, periodic medical examination is suggested. Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available. Do NOT take working clothes home.
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 1999