CYCLOPENTANONE 0427
April 1997
CAS No: 120-92-3 Ketocyclopentane
Adipic ketone
RTECS No: GY4725000
C5H8O
UN No: 2245
Molecular mass: 84.12
EC No: 606-025-00-9
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Flammable. Heating will cause rise NO open flames, NO sparks, and NO Powder, AFFF, foam, carbon dioxide.
in pressure with risk of bursting. smoking.
EXPLOSION Gas/air mixtures are explosive. In case of fire: keep drums, etc., cool
by spraying with water.
EXPOSURE
Inhalation Cough. Sore throat. Ventilation, local exhaust, or breathing Fresh air, rest. Refer for medical
protection. attention.
Skin Redness. Pain. Protective gloves. Rinse and then wash skin with water
and soap.
Eyes Redness. Pain. Safety goggles. First rinse with plenty of water for
several minutes (remove contact
lenses if easily possible), then take to
a doctor.
Ingestion Do not eat, drink, or smoke during
work.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Collect leaking and spilled liquid in sealable containers Xi Symbol
as far as possible. Absorb remaining liquid in sand or R: 10-36/38
inert absorbent and remove to safe place. S: (2-)23
UN Hazard Class: 3
UN Pack Group: III
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-30S2245 or Fireproof. Separated from acids. Cool. Keep in the dark. Keep in a
30GF1-III well-ventilated room. Store only if stabilized.
NFPA Code: H2; F3; R0
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
0427 CYCLOPENTANONE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
CLEAR, COLOURLESS LIQUID. The substance can be absorbed into the body by inhalation of its
vapour, through the skin and by ingestion.
Physical dangers
Inhalation risk
The vapour is heavier than air.
No indication can be given about the rate in which a harmful
Chemical dangers concentration in the air is reached on evaporation of this
substance at 20/C.
The substance easily polymerizes under the influence of acid(s).
Effects of short-term exposure
Occupational exposure limits
The substance irritates the eyes, the skin, possibly the respiratory
TLV not established.
tract.
PHYSICAL PROPERTIES
Boiling point: 131/C Solubility in water: poor
Melting point: -51/C Relative vapour density (air = 1): 2.3
Relative density (water = 1): 0.95 Flash point: 26/C
ENVIRONMENTAL DATA
NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert.
Card has been partly updated in October 2005. See section Emergency Response.
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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