4-NITROANILINE 0308
December 2001
CAS No: 100-01-6 p-Nitroaniline
RTECS No: BY7000000 1-Amino-4-nitrobenzene
UN No: 1661 C.I. 37035
EC No: 612-012-00-9 C6H6N2O2
Molecular mass: 138.1
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Combustible. Many reactions may NO open flames. NO contact with Powder, water spray, foam, carbon
cause fire or explosion. combustible substances. dioxide.
EXPLOSION Finely dispersed particles form explosive Prevent deposition of dust; closed In case of fire: keep drums, etc., cool by
mixtures in air. system, dust explosion-proof electrical spraying with water. Combat fire from a
equipment and lighting. sheltered position.
EXPOSURE PREVENT DISPERSION OF DUST!
Inhalation Blue lips or finger nails. Blue skin. Local exhaust or breathing protection. Fresh air, rest. Artificial respiration if
Headache. Dizziness. Nausea. indicated. Refer for medical attention.
Confusion. Convulsions. Laboured
breathing. Unconsciousness.
Skin MAY BE ABSORBED! (Further see Protective gloves. Protective clothing. Remove contaminated clothes. Rinse
Inhalation). skin with plenty of water or shower. Refer
for medical attention.
Eyes Redness. Pain. Face shield, or eye protection in First rinse with plenty of water for several
combination with breathing protection. minutes (remove contact lenses if easily
possible), then take to a doctor.
Ingestion (Further see Inhalation). Do not eat, drink, or smoke during work. Induce vomiting (ONLY IN CONSCIOUS
Wash hands before eating. PERSONS!). Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into containers; if appropriate, EU classification Do not transport with food and feedstuffs.
moisten first to prevent dusting. Wash away remainder with T Symbol
plenty of water. (Extra personal protection: P3 filter R: 23/24/25-33-52/53
respirator for toxic particles.) Do NOT let this chemical enter S: (1/2-)28-36/37-45-61
the environment. Note: C
UN classification
UN Hazard Class: 6.1
UN Pack Group: II
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-61G12b Separated from strong acids, strong oxidants, combustible and reducing substances,
NFPA Code: H 3; F 1; R 2 food and feedstuffs. Dry.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2006
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
0308 4-NITROANILINE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
YELLOW CRYSTALS OR POWDER. The substance can be absorbed into the body by inhalation of its vapour,
through the skin and by ingestion.
Physical dangers
Dust explosion possible if in powder or granular form, mixed with air. Inhalation risk
A harmful contamination of the air can be reached rather quickly on
Chemical dangers evaporation of this substance at 20/C; on spraying or dispersing, however,
May explode on heating. On combustion, forms toxic fumes of nitrogen much faster.
oxides. Reacts with strong acids, strong oxidants and strong reducing
agents. Reacts with organic materials in presence of moisture causing fire Effects of short-term exposure
hazard. The substance is mildly irritating to the eyes. The substance may cause
effects on the blood, resulting in formation of methaemoglobin. The effects
Occupational exposure limits may be delayed. Medical observation is indicated. See Notes.
TLV: 3 mg/m3 (as TWA) (skin) A4 (not classifiable as a human
carcinogen); BEI issued (ACGIH 2005). Effects of long-term or repeated exposure
MAK: skin absorption (H); Carcinogen category: 3A (DFG 2005). The substance may have effects on the blood, resulting in the formation of
methaemoglobin. See Notes.
PHYSICAL PROPERTIES
Boiling point: 332/C Vapour pressure, Pa at 20/C: 0.2
Melting point: 148/C Relative vapour density (air = 1): 4.8
Density: 1.4 g/cm3 Flash point: 199/C
Solubility in water, g/100 ml at 18.5/C: 0.08 Octanol/water partition coefficient as log Pow: 2.66
ENVIRONMENTAL DATA
The substance is harmful to aquatic organisms. Do not let this chemical enter the environment.
NOTES
Depending on the degree of exposure, periodic medical examination is indicated.
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Also consult ICSC 0306 2-Nitroaniline, and ICSC 0307 3-Nitroaniline.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE for the use which might be made of this information
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