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Substance Name: Extracts (petroleum), cold-acid
RN: 68477-60-1


  • TSCA Definition 2018: A complex combination of organic compounds produced by the cold acid unit extraction of aliphatic hydrocarbons, predominantly butenes and isobutylene. It consists predominantly of isobutylene polymer. Hydrocarbons having carbon numbers predominantly in the range of C3 through C6, tert-butanol and sulfuric acid esters may also be present.

Molecular Formula

  • Unspecified

Classification Code

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Names and Synonyms


  • EINECS 270-740-9

Systematic Names

  • Extracts (petroleum), cold-acid
  • Extracts, petroleum, cold-acid

Registry Numbers

CAS Registry Number

  • 68477-60-1

System Generated Number

  • 0068477601