ICSC 0388 - BENZOFURAN

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BENZOFURAN	ICSC: 0388 (July 2002)
2,3-Benzofuran Coumarone

CAS #: 271-89-6

UN #: 1993

EC Number: 205-982-6

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Flammable. Above 56°C explosive vapour/air mixtures may be formed.	NO open flames, NO sparks and NO smoking. Above 56°C use a closed system, ventilation and explosion-proof electrical equipment.	Use foam, dry powder, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.

AVOID ALL CONTACT!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	See Effects of long-term or repeated exposure.
Skin
Eyes
Ingestion

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Remove all ignition sources. Do NOT wash away into sewer. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in covered containers as far as possible.	According to UN GHS Criteria Transportation UN Classification UN Hazard Class: 3; UN Subsidiary Risks: 3
STORAGE
Fireproof. Well closed. Cool.
PACKAGING

BENZOFURAN

ICSC: 0388

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS OILY LIQUID WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers The substance slowly polymerizes at ambient temperatures. The substance more rapidly polymerizes under the influence of heat and under the influence of acidic catalyst.	Formula: C₈H₆O Molecular mass: 118.1 Boiling point: 174°C Melting point: <-18°C Relative density (water = 1): 1.09 Solubility in water: none Vapour pressure, kPa at 25°C: 0.06 Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00 Flash point: 56°C Octanol/water partition coefficient as log Pow: 2.67

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS OILY LIQUID WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
The substance slowly polymerizes at ambient temperatures. The substance more rapidly polymerizes under the influence of heat and under the influence of acidic catalyst.

Formula: C₈H₆O
Molecular mass: 118.1
Boiling point: 174°C
Melting point: <-18°C
Relative density (water = 1): 1.09
Solubility in water: none
Vapour pressure, kPa at 25°C: 0.06
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flash point: 56°C
Octanol/water partition coefficient as log Pow: 2.67

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol. Effects of short-term exposure	Inhalation risk No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. Effects of long-term or repeated exposure The substance may have effects on the kidneys and liver. This substance is possibly carcinogenic to humans.

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its aerosol.

Effects of short-term exposure

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

Effects of long-term or repeated exposure
The substance may have effects on the kidneys and liver. This substance is possibly carcinogenic to humans.

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT
The substance is harmful to aquatic organisms. It is strongly advised not to let the chemical enter into 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

EC Classification

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