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Substance Name: Asphalt, oxidized
RN: 64742-93-4


  • TSCA Definition 2018: A complex black solid obtained by blowing air through a heated residuum, or raffinate from a deasphalting process with or without a catalyst. The process is principally one of oxidative condensation which increases the molecular weight.

Molecular Formula

  • Unspecified

Classification Codes

Classification Code


Superlist Classification Code

  • Overall Carcinogenic Evaluation: Group 2B
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Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Names and Synonyms


  • Asphalt oxide
  • Asphalt, oxidized
  • Blown asphalt
  • EC 265-196-4
  • EINECS 265-196-4

Systematic Name

  • Asphalt, oxidized

Superlist Names

  • Asphalt, oxidized
  • Bitumens, oxidized

Registry Numbers

CAS Registry Number

  • 64742-93-4

Other Registry Numbers

  • 68516-21-2
  • 68650-78-2

System Generated Number

  • 0064742934