Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Naphtha (petroleum), light steam-cracked
RN: 64742-83-2


  • TSCA Definition 2017: A complex combination of hydrocarbons obtained by the distillation of the products from a steam cracking process. It consists predominantly of unsaturated hydrocarbons having carbon numbers predominantly in the range of C4 through C11 and boiling in the range of approximately minus to ( to This steam is likely to contain 10 vol. % or more benzene.

Molecular Formula

  • Unspecified

Classification Code

* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Names and Synonyms


  • Crude butadiene (petroleum)
  • EC 265-187-5
  • EINECS 265-187-5
  • Light steam cracked aromatic naphtha (C6) concentrate (petroleum)
  • Light steam cracked naphtha piperylene concentrate (petroleum)
  • Steam cracked narrow cut naphtha (petroleum)

Systematic Names

  • Naphtha (petroleum), light steam-cracked
  • Naphtha, petroleum, light steam-cracked

Superlist Names

  • Light steam-cracked naphtha
  • Naphtha, (petroleum), light steam-cracked

Registry Numbers

CAS Registry Number

  • 64742-83-2

Other Registry Numbers

  • 68514-30-7
  • 94733-02-5
  • 94733-03-6
  • 94733-04-7
  • 94733-05-8
  • 94733-12-7

System Generated Number

  • 0064742832