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2,4-Pentanedione
Weight100.117 g/mol
FormulaC5H8O2
Hydrogen Acceptors2
Hydrogen Donors0
Aromatic Rings0
Rotatable Bonds2

2,4-Pentanedione (123-54-6)

acetylacetone  ·  indium-111-acetylacetone

Score: #264 in Physics , #782 in Chemistry
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Areas of Application

Safety

  • H226: Flammable liquid and vapor
    Warning Flammable liquids - Category 3
  • H311: Toxic in contact with skin
    Danger Acute toxicity, dermal - Category 3
  • H331: Toxic if inhaled
    Danger Acute toxicity, inhalation - Category 3
  • H370: Causes damage to organs
    Danger Specific target organ toxicity, single exposure - Category 1
  • H412: Harmful to aquatic life with long lasting effects
    Hazardous to the aquatic environment, long-term hazard - Category 3

Trends

Alternate Names

  • acetylacetone
  • indium-111-acetylacetone
  • SMILES
    CC(=O)CC(=O)C
  • InChIKey
    YRKCREAYFQTBPV-UHFFFAOYSA-N

Estimated Properties

Boiling Point 137.02 C EPA T.E.S.T.
Density 0.96 g/cm3 EPA T.E.S.T.
Flash Point 36.29 C EPA T.E.S.T.
Water Solubility 139736 mg/L EPA T.E.S.T.

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Synthesis

Acetonitrile  +  Chloroacetone (Grignard carbonyl)
2-Pentanone, 4-hydroxy-, (S)-  +  dimethyl sulfide (Corey-Kim oxidation of secondary alcohols)
Synthesis of 2,4-Pentanedione ›

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