8.09711 EMD Millipore

Methyl acetate

Methyl acetate for synthesis. CAS 79-20-9, EC Number 201-185-2, chemical formula CH₃COOCH₃., for synthesis

Synonym: Methyl acetate

  • CAS Number 79-20-9

  • Linear Formula C₃H₆O₂

  • Molecular Weight 74.08 g/mol

  •  EC Number 201-185-2



Related Categories Biochemicals and Reagents More...
packaging   1 l in Glass bottle (8097111000)
bp   56 - 58 °C (1013 hPa)
expl. lim.     3.1 - 16 %(V)
vapor pressure   217 hPa (20 °C)
solubility   250 g/l
density   0.93 g/cm3 (20 °C)
flash point   -13 °C
autoignition temp.   455 °C
mp   -98 °C
LD 50 oral   LD50 Rat > 5000 mg/kg
LD 50 dermal   LD50 Rat > 2000 mg/kg
shipped in   ambient
storage temp.   Storage temperature: no restrictions.
specifications   Assay (GC, area%): ≥ 99.0 % (a/a)
  Density (d 20 °C/ 4 °C): 0.932 - 0.934
  Identity (IR): passes test

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Safety Information

HS Code 
2915 39 00
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H319: Causes serious eye irritation.
H336: May cause drowsiness or dizziness.
EUH066: Repeated exposure may cause skin dryness or cracking.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Storage class 
3 Flammable liquids
WGK 1 slightly water endangering
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Flammable  Flammable
Hazard Symbols 
Irritant  Irritant
Declaration (railroad and road) ADR, RID 
UN 1231 , 3, II
Declaration (transport by air) IATA-DGR 
UN 1231 , 3, II
Declaration (transport by sea) IMDG-Code 
UN 1231 , 3, II
Categories of danger 
highly flammable, irritant
R Phrase 
R 11-36-66-67
Highly flammable.Irritating to eyes.Repeated exposure may cause skin dryness or cracking.Vapours may cause drowsiness and dizziness.
S Phrase 
S 16-26-29-33
Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Do not empty into drains.Take precautionary measures against static discharges.
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