BENZOFURAN 0388
March 2002
CAS No: 271-89-6 2,3-Benzofuran
Coumarone
RTECS No: DF6423800
C8H6O
UN No: 1993
Molecular mass: 118.1
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Flammable. NO open flames, NO sparks, and NO Foam, dry powder, carbon dioxide.
smoking.
EXPLOSION Above 56/C explosive vapour/air Above 56/C use a closed system, In case of fire: keep drums, etc., cool
mixtures may be formed. ventilation, and explosion-proof by spraying with water.
electrical equipment.
EXPOSURE AVOID ALL CONTACT!
Inhalation See EFFECTS OF LONG-TERM
OR REPEATED EXPOSURE.
Skin
Eyes
Ingestion
SPILLAGE DISPOSAL PACKAGING & LABELLING
Remove all ignition sources. Collect leaking liquid in UN Hazard Class: 3
covered containers. Do NOT wash away into sewer. UN Subsidiary Risks: III
Do NOT let this chemical enter the environment.
EMERGENCY RESPONSE SAFE STORAGE
Fireproof. Well closed. Cool.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2005
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
0388 BENZOFURAN
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS OILY LIQUID, WITH CHARACTERISTIC The substance can be absorbed into the body by inhalation of its
ODOUR. aerosol.
Chemical dangers Inhalation risk
The substance will slowly polymerize at ambient temperatures, No indication can be given about the rate in which a harmful
but more rapidly under the influence of heat and under the concentration in the air is reached on evaporation of this
influence of acidic catalyst. substance at 20/C.
Occupational exposure limits Effects of long-term or repeated exposure
TLV not established. The substance may have effects on the kidneys and liver. This
substance is possibly carcinogenic to humans.
PHYSICAL PROPERTIES
Boiling point: 174/C Vapour pressure, kPa at 25/C: 0.06
Melting point: <-18/C Relative density of the vapour/air-mixture at 20/C (air = 1): 1.00
Relative density (water = 1): 1.09 Flash point: 56/C
Solubility in water: none Octanol/water partition coefficient as log Pow: 2.67
ENVIRONMENTAL DATA
The substance is harmful to aquatic organisms. It is strongly advised that this substance does not enter the environment.
NOTES
Explosive limits are unknown in literature, although the substance is combustible and has a flash point < 61/C.
Do NOT take working clothes home.
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
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
漏IPCS 2005
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