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800107 Methyl acetoacetate

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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
105-45-3203-299-8C₅H₈O₃CH₃COCH₂COOCH₃116.12 g/mol

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      Catalogue Number800107
      SynonymsMethyl 3-oxobutanoate, Methyl 3-oxobutyrate, Acetoacetic acid methyl ester
      DescriptionMethyl acetoacetate
      Product Information
      CAS number105-45-3
      EC index number607-137-00-0
      EC number203-299-8
      Hill FormulaC₅H₈O₃
      Chemical formulaCH₃COCH₂COOCH₃
      Molar Mass116.12 g/mol
      HS Code2918 30 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ200
      ApplicationMethyl acetoacetate for synthesis. CAS 105-45-3, EC Number 203-299-8, chemical formula CH₃COCH₂COOCH₃.
      Biological Information
      Physicochemical Information
      Boiling point170 °C (1013 hPa)
      Density1.076 g/cm3
      Explosion limit1.3 - 14.2 %(V)
      Flash point70 °C
      Ignition temperature260 °C
      Melting Point-80 °C
      pH value3.8 (863 g/l, H₂O, 20 °C)
      Vapor pressure1 hPa (20 °C)
      Solubility863 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 3228 mg/kg
      LD 50 dermalLD50 Rabbit > 5000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H319: Causes serious eye irritation.
      Precautionary Statement(s)P264: Wash skin thoroughly after handling.
      P280: Wear eye protection/ face protection.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      P337 + P313: If eye irritation persists: Get medical advice/ attention.
      Signal WordWarning
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
      Safety Information
      Categories of dangerirritant
      Product Usage Statements
      Storage and Shipping Information
      StorageStore below +30°C.
      Packaging Information
      Transport Information
      Supplemental Information