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Mesityl oxide

Discover the Product range Oxygenated solvents.
Product overview

Mesityl oxide (MO) is a α-unsaturated ketone. It is mainly used in fine chemistry in the synthesis of vitamins, flavour and fragrances. It is also an intermediate in the synthesis of MIBK, MIBC and DIBK. MO can be a used as a solvent in inks, coating or agrochemicals.

Geographic availability
  • Worldwide
Chemical name : 4-Methyl-3-pentene-2-one
Common name : MO


  • Purity (% by weight) : ≥ 99,0

  • Appearance at 20°C : clear liquid free from suspended materials

  • Density at 20°C (g/cm3) : 0,852 - 0,856

  • Boiling point at 1013 Pa : 129,8°C

  • Flash point (closed cup) : 28 °C

  • Water solubility at 20°C : MO in water (mass fraction) : 2,8%; water in MO (mass fraction) : 3,4% 

  • Hansen Solubility Parameters at 25°C: δt = 18,9; δd = 16,4; δp = 6,1; δh = 6,1



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