METHYL METHACRYLATE 0300
November 2003
Methacrylic acid methyl ester
CAS No: 80-62-6
Methyl 2-methylpropenoate
RTECS No: OZ5075000
CH2C(CH3)COOCH3 / C5H8O2
UN No: 1247
Molecular mass: 100.1
EC No: 607-035-00-6
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
Highly flammable. NO open flames, NO sparks, and Foam, powder, carbon dioxide.
FIRE
NO smoking.
Vapour/air mixtures are explosive. Closed system, ventilation, In case of fire: keep drums, etc.,
EXPLOSION
explosion-proof electrical equipment cool by spraying with water.
and lighting. Do NOT use
compressed air for filling,
discharging, or handling.
EXPOSURE AVOID ALL CONTACT!
Cough. Shortness of breath. Sore Ventilation, local exhaust, or Fresh air, rest. Refer for medical
Inhalation
throat. breathing protection. attention.
Redness. Protective gloves. Protective Remove contaminated clothes.
Skin
clothing. Rinse and then wash skin with
water and soap.
Redness. Pain. Safety goggles, or eye protection in First rinse with plenty of water for
Eyes
combination with breathing several minutes (remove contact
protection. lenses if easily possible), then take
to a doctor.
Nausea. Vomiting. Abdominal Do not eat, drink, or smoke during Rinse mouth. Give plenty of water
Ingestion
pain. work. to drink. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Collect leaking and spilled liquid in sealable F Symbol
containers as far as possible. Absorb remaining Xi Symbol
liquid in sand or inert absorbent and remove to safe R: 11-37/38-43
place. Do NOT wash away into sewer. Remove all S: (2-)24-37-46
ignition sources. (Extra personal protection: filter Note: D
respirator for organic gases and vapours.) Chemical UN Hazard Class: 3
protection suit. UN Pack Group: II
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-30S1247 Fireproof. Separated from strong oxidants, strong bases, strong acids.
NFPA Code: H2; F3; R2 Cool. Keep in the dark. Keep in a well-ventilated room. Store only if
stabilized.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission
International 漏 IPCS 2003
Programme on
Chemical Safety SEE IMPORTANT INFORMATION ON THE BACK.
0300 METHYL METHACRYLATE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS LIQUID, WITH CHARACTERISTIC ODOUR. The substance can be absorbed into the body by inhalation,
through the skin and by ingestion.
Physical dangers
Inhalation risk
The vapour mixes well with air, explosive mixtures are easily
formed. Vapours are not inhibited, they may polymerize and A harmful contamination of the air can be reached rather
block the vents. quickly on evaporation of this substance at 20掳C.
Chemical dangers Effects of short-term exposure
The substance may polymerize due to warming or due to The substance is irritating to the eyes, the skin and the
heating, under the influence of light, polymerization catalysts respiratory tract.
and strong oxidants with fire or explosion hazard. Reacts with
strong acids strong bases. Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization.
Occupational exposure limits The substance may have effects on the peripheral nervous
TLV: 50 ppm as TWA; 100 ppm as STEL; SEN; A4; (ACGIH system.
2003).
MAK: 50 ppm, 210 mg/m3; Sh; Peak limitation category: I(2);
Pregnancy risk group: C; (DFG 2003).
PHYSICAL PROPERTIES
Boiling point: 100.5掳C Relative density of the vapour/air-mixture at 20掳C (air = 1): 1.09
Melting point: -48掳C Flash point: 10掳C o.c.
Relative density (water = 1): 0.94 Auto-ignition temperature: 421掳C
Solubility in water, g/100 ml at 20掳C: 1.6 Explosive limits, vol% in air: 1.7-12.5
Vapour pressure, kPa at 20掳C: 3.9 Octanol/water partition coefficient as log Pow: 1.38
Relative vapour density (air = 1): 3.5
ENVIRONMENTAL DATA
The substance is harmful to aquatic organisms.
NOTES
Usually contains hydroquinone, hydroquinone methyl ether and dimethyl t-butylphenol as inhibitors of polymerization.
An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert.
Do NOT take working clothes home.
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 2003
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