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Substance Name: Tar acids, C3-4-alkylphenol fraction
RN: 143400-68-4


  • TSCA Definition 2018: A complex combination of alkylphenols obtained as a bottom product in the distillation of full-range cresylic acids, sodium cresylate or crude coal tar acids. It consists primarily of C3-4 alkylphenols such as xylenols, trimethylphenols, ethylmethylphenols and propylphenols.

Molecular Formula

  • Unspecified

Classification Code

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Names and Synonyms

Systematic Name

  • Tar acids, C3-4-alkylphenol fraction

Superlist Name

  • Tar acids, C3-4-alkylphenol fraction

Registry Numbers

CAS Registry Number

  • 143400-68-4

System Generated Number

  • 0143400684