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BROMOACETONE ICSC: 1074
Date of Peer Review: April 2005

Bromo-2-propanone
Acetyl methyl bromide
CAS # 598-31-2 C3H5BrO
RTECS # UC0525000 Molecular mass: 137.0
UN # 1569
EC #
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.
Do not transport with food and feedstuffs.
EU Classification
UN Classification
UN Hazard Class: 6.1
UN Subsidiary Risks: 3
UN Pack Group: II
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-61GTF1-II
Separated from strong oxidants, food and feedstuffs. Well closed. Keep in a well-ventilated room.
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
BROMOACETONE ICSC: 1074
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 20C.

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

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