Di-(2-ethylhexyl)phthalate (C24H38O4; C6H4(CO2C8H17)2)

Other names

bis(2-ethylhexyl) phthalate, diethylhexylphthalate, di-sec-octylphthalate, phthalic acid-bis-2-ethylhexylester, BEHP

CAS Number



  • colourless, odourless, viscous liquid
  • the most important phthalate

Main sources

  • released from plastics or plastic-containing products (carpets, mats, medical articles such as infusion tubes, food packaging)
  • softener in PVC synthetics
  • additive in soft plastics for toys
  • additive in paints and cosmetics

Thresholds for the reporting requirement of facilities in accordance with Annex 2 PRTRO

(Ordinance on the Register relating to Pollutant Release and the Transfer of Waste and of Pollutants in Waste Water)

  • Air               10 kg/year
  • Water          1 kg/year
  • Soil              1 kg/year


  • toxic to the reproductive system

Further information

Last modification 04.07.2018

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