1,2-Diacetoxypropane
1,2-Propylene diacetate
alpha Propylene glycol diacetate
C7H12O4/ OC(CH3)OCH2CH(CH3)OC(CH3)O
Molecular mass: 160.2
ICSC # 0943
CAS # 623-84-7
RTECS # TY4900000
EC # 210-817-6
Ne, rd
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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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Combustible.
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NO open flames.
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Foam.
Dry powder.
Carbon dioxide.
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Explosion
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Above 86°C explosive vapour/air mixtures may be formed.
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Above 86°C use a closed system, ventilation.
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Exposure
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•Inhalation
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Ventilation.
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Fresh air, rest.
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•Skin
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Protective gloves.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
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•Eyes
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Safety spectacles
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Rinse with plenty of water (remove contact lenses if easily possible).
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•Ingestion
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See EFFECTS OF SHORT-TERM Exposure.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Do NOT induce vomiting.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Personal protection: A
filter respirator for organic gases and vapours.
Remove all ignition sources.
Ventilation.
Collect leaking liquid in covered containers.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
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Separated from strong oxidants.
Ventilation along the floor.
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Signal: Warning
Health haz
Combustible liquid
May be harmful if swallowed and enters airways
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Important Data
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Physical State; Appearance:
COLOURLESS LIQUID
Physical Dangers:
The gas mixes well with air, explosive mixtures are formed easily.
Chemical Dangers:
The substance can presumably form explosive peroxides.
Reacts
violently with
oxidants
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body by ingestion
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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 20°C.
Effects of Short-Term Exposure:
If this liquid is swallowed, aspiration into the lungs may result in chemical pneumonitis.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 190°C
Melting point: - 31°C
Relative density (water = 1): 1,06
Solubility in water, g/100 ml: 10
(good)
Vapour pressure, Pa at 20°C: 30
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Relative vapour density (air = 1): 1.0
Flash point: 86°C
Auto-ignition temperature: 431°C
Explosive limits, vol% in air: 2.8 - 12.7
Octanol/water partition coefficient as log Pow: 0.8
Viscosity, mm2/s at 20 °C: 2.86
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Environmental
Data
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N O T E S
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Check for peroxides prior to distillation; eliminate if found.
Health effects of exposure to the substance have not been investigated.
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ADDITIONAL INFORMATION
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ICSC: 0943
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PROPYLENE GLYCOL DIACETATE
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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