International Chemical Safety Cards
CYCLOPENTADIENE
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ICSC: 0857
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CYCLOPENTADIENE
1,3-Cyclopentadiene
Pentole
Pyropentylene
C5H6
Molecular mass: 66.1
CAS # 542-92-7
RTECS # GY1000000
ICSC # 0857
UN # 1993
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TYPES OF HAZARD/ EXPOSURE
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ACUTE HAZARDS/ SYMPTOMS
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PREVENTION
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FIRST AID/ FIRE FIGHTING
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FIRE
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Flammable.
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NO open flames, NO sparks, and NO smoking.
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Powder, AFFF, foam, carbon dioxide.
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EXPLOSION
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Above 25°C explosive vapour/air mixtures may be formed.
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Above 25°C use a closed system, ventilation, and explosion-proof electrical equipment.
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In case of fire: keep drums, etc., cool by spraying with water.
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EXPOSURE
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PREVENT GENERATION OF MISTS!
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INHALATION
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Cough.
Sore throat.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
Refer for medical attention.
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SKIN
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Protective gloves.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
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EYES
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Redness.
Pain.
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Safety goggles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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INGESTION
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Refer for medical attention.
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SPILLAGE DISPOSAL
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STORAGE
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PACKAGING & LABELLING
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Collect leaking and spilled liquid in sealable containers as far as possible.
Absorb remaining liquid in sand or inert absorbent and remove to safe place
(extra personal protection: self-contained breathing apparatus).
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Fireproof.
Separated from
strong oxidants,
strong acids,
potassium hydroxide.
Cooled.
Store only if stabilized.
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Airtight.
UN Hazard Class: 3
UN Packing Group: III
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SEE IMPORTANT INFORMATION ON BACK
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ICSC: 0857
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Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities © IPCS CEC 1993
No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and IDLH values.
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