4-Methoxy-4-methylpentan-2-one
4-Methyl-4-methoxy-2-pentanone
4-Methoxy-4-methylpentanone-2
C7H14O2
Molecular mass: 130.2
ICSC # 1098
CAS # 107-70-0
RTECS # SA9185000
UN # 2293
EC # 606-023-00-8
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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, alcohol-resistant foam, water spray, carbon dioxide
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Explosion
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Above 60°C explosive vapour/air mixtures may be formed.
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Above 60°C use a closed system, ventilation, and explosion-proof electrical equipment.
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In case of fire: keep cylinder cool by spraying with water.
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Exposure
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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.
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•Skin
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Redness.
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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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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.
Do NOT induce vomiting.
Give plenty of water to drink.
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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Remove all ignition sources.
Collect leaking and spilled liquid in sealable containers as far as possible.
Personal protection: filter respirator for organic gases and vapours.
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Fireproof.
Separated from
strong oxidants.
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Xn symbol
R: 10-20
S: 2-23-24/25
UN Hazard Class: 3
UN Packing Group: III
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Important Data
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Physical State; Appearance:
COLOURLESS
LIQUID.
Physical Dangers:
Chemical Dangers:
Reacts with oxidants.
The substance decomposes
on burning
producing
toxic fumes
and
irritating fumes
.
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 inhalation
and
by ingestion
.
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:
The substance
is irritating to
the eyes
,
the respiratory tract
and
the skin
.
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: 160°C
Melting point: -30°C
Relative density (water = 1): 0.89
Solubility in water, g/100 ml at 25°C: 28
Vapour pressure, kPa at 25°C: 0.42
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Relative vapour density (air = 1): 4.49
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.01
Flash point: 60°C c.c.
Auto-ignition temperature: 400°C
Octanol/water partition coefficient as log Pow: 0.36
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Environmental
Data
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N O T E S
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Card has been partly updated in April 2005. See section Physical properties.
Transport Emergency Card: TEC (R)-30GF1-III or 30S2293
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ADDITIONAL INFORMATION
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ICSC: 1098
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4-METHOXY-4-METHYL-2-PENTANONE
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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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