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4-METHOXY-4-METHYL-2-PENTANONE ICSC: 1098
Date of Peer Review: April 2004

4-Methoxy-4-methylpentan-2-one
4-Methyl-4-methoxy-2-pentanone
4-Methoxy-4-methylpentanone-2
CAS # 107-70-0 C7H14O2
RTECS # SA9185000 Molecular mass: 130.2
UN # 2293
EC # 606-023-00-8
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Flammable.
NO open flames, NO sparks, and NO smoking.
Powder, alcohol-resistant foam, water spray, carbon dioxide.
EXPLOSION Above 60C explosive vapour/air mixtures may be formed.
Above 60C use a closed system, ventilation, and explosion-proof electrical equipment.
In case of fire: keep cylinder cool by spraying with water.
EXPOSURE


Inhalation Cough. Sore throat.
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
Skin Redness.
Protective gloves.
Remove contaminated clothes. Rinse skin with plenty of water or shower.
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.
Rinse mouth. Do NOT induce vomiting. Give plenty of water to drink. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
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.
EU Classification
Symbol: Xn
R: 10-20
S: (2-)-23-24/25
UN Classification
UN Hazard Class: 3
UN Pack Group: III
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-30GF1-III or 30S2293
Fireproof. Separated from strong oxidants.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2004

SEE IMPORTANT INFORMATION ON BACK


4-METHOXY-4-METHYL-2-PENTANONE ICSC: 1098
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS LIQUID.

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.
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 20C.

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.

PHYSICAL PROPERTIES
Boiling point: 160C
Melting point: -30C
Relative density (water = 1): 0.89
Solubility in water, g/100 ml at 25C: 28
Vapour pressure, kPa at 25C: 0.42
Relative vapour density (air = 1): 4.49
Relative density of the vapour/air-mixture at 20C (air = 1): 1.01
Flash point: 60C c.c.
Auto-ignition temperature: 400C
Octanol/water partition coefficient as log Pow: 0.36
ENVIRONMENTAL DATA

NOTES
Card has been partly updated in April 2005. See section Physical properties.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2004