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Isopropylbenzene, also knows as Cumene, is an organic compound commonly found in crude oil and refined fuels. It is colorless liquid that has a smell similar to gasoline.


Isopropylbenzene is fonund in the following prodcuts:

  • Herbicides
  • Asphalt primer
  • Cement
  • Fuel System Formula
  • Sealant
  • Varnish
  • Paint Thinner
  • Aviation fuel
  • Used in manufacturing of acetone and phenol
  • Gasoline blending


Human Health Effects

  • Short-term exposure may cause dizziness, drowsiness, and unconsciousness
  • Acute exposure effects resemble those of anesthetics
  • Populations at elevated risk of experiencing adverse effects include people with kidney, chronic respiratory, liver, or skin disease.

Environmental Effects

  • Cumeme is released into the environment at a rate of over 21 million pounds per year from the following sources:
    • Manufacturing and processing plants
    • Oil spills
    • Transportation and distribution of motor fuels
    • Cigarette smoke
  • Moderate potential for bioconcentration in aquatic organisms.
  • Half-life in river=1.2 hours; lake=4.4 days


Hazardous Substance Data Bank- Isopropylbenzene

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