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BROMOACETONE ICSC: 1074
April 2005
Bromo-2-propanone
Acetyl methyl bromide
PDF for printing Explanation of fields
CAS No: 598-31-2
RTECS No: UC0525000
UN No: 1569
    C3H5BrO
Molecular mass: 137.0

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Flammable. Gives off irritating or toxic fumes (or gases) in a fire. NO open flames, NO sparks, and NO smoking. Water spray, powder.
EXPLOSION      
 
EXPOSURE      
Inhalation Burning sensation. Cough. Sore throat. Laboured breathing. Local exhaust or breathing protection. Fresh air, rest. Half-upright position. Refer for medical attention.
Skin Redness. Pain. Protective gloves. Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes Causes watering of the eyes. Redness. Pain. Blurred vision. 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 Abdominal pain. Burning sensation in the throat and chest. Cough. Diarrhoea. Nausea. Vomiting. Do not eat, drink, or smoke during work. Rinse mouth. Give plenty of water to drink. Refer for medical attention.

SPILLAGE DISPOSAL PACKAGING & LABELLING
Evacuate danger area! Personal protection: complete protective clothing including self-contained breathing apparatus. Collect leaking liquid in sealable containers. Wash away remainder with plenty of water. UN Hazard Class: 6.1
UN Subsidiary Risks: 3
UN Pack Group: II

Do not transport with food and feedstuffs.


EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-61GTF1-II Separated from strong oxidants, food and feedstuffs. Well closed. Keep in a well-ventilated room.

IMPORTANT DATA
Physical State; Appearance
COLOURLESS LIQUID. TURNS VIOLET ON EXPOSURE TO LIGHT.

Chemical dangers
The substance decomposes on burning producing toxic fumes including hydrogen bromide. Reacts with oxidants.

Occupational exposure limits
TLV not established.
MAK not established.

Routes of exposure
The substance can be absorbed into the body by inhalation of its vapour and by ingestion.

Inhalation risk
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C.

Effects of short-term exposure
Lachrymation. The substance is severely irritating to the eyes, the skin and the respiratory tract.

Effects of long-term or repeated exposure
See Notes.


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Boiling point: 137°C
Melting point: -36.5°C
Relative density (water = 1): 1.63
Solubility in water: poor
Vapour pressure, kPa at 20°C: 1.1
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.04
Flash point: 51.1°C
Octanol/water partition coefficient as log Pow: 0.11
 

NOTES
Health effects of exposure to the substance have not been investigated adequately.

IPCS
International
Programme on
Chemical Safety
WHO ILO UNEP EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.

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