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109709 Ethyl methyl ketone

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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
78-93-3201-159-0C₄H₈OCH₃COC₂H₅72.11 g/mol

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      Glass bottle 5 ml
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      Catalogue Number109709
      Synonyms2-Butanone, Methyl ethyl ketone, MEK
      DescriptionEthyl methyl ketone
      Product Information
      CAS number78-93-3
      EC index number606-002-00-3
      EC number201-159-0
      Hill FormulaC₄H₈O
      Chemical formulaCH₃COC₂H₅
      Molar Mass72.11 g/mol
      HS Code2914 12 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ100
      ApplicationEthyl methyl ketone reference substance for gas chromatography. CAS 78-93-3, EC Number 201-159-0, chemical formula C₂H₅COCH₃.
      Biological Information
      Physicochemical Information
      Boiling point79.6 °C (1013 hPa)
      Density0.805 g/cm3 (20 °C)
      Explosion limit1.8 - 11.5 %(V)
      Flash point-3 °C
      Ignition temperature514 °C
      Melting Point-87 °C
      Vapor pressure95 hPa (20 °C)
      Solubility292 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 3400 mg/kg
      LD 50 dermalLD50 Rabbit > 8000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      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, hot surfaces, sparks, open flames and other ignition sources. No smoking.
      P233: Keep container tightly closed.
      P240: Ground and bond container and receiving equipment.
      P241: Use explosion-proof electrical/ ventilating/ lighting equipment.
      P242: Use non-sparking tools.
      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.
      Signal WordDanger
      Storage class3 Flammable liquids
      WGKWGK 1 slightly hazardous to water
      Strongly contaminated halogen-free organic solvents: container A.
      Safety Information
      Categories of dangerhighly flammable, irritant
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 1193 , 3, II
      Declaration (transport by air) IATA-DGRUN 1193 , 3, II
      Declaration (transport by sea) IMDG-CodeUN 1193 , 3, II
      Supplemental Information
      Assay (GC)≥ 99.5 %
      Identity (IR)conforms