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Substance Name: Deethylase, ethoxyresorufin
RN: 59793-97-4


  • A liver microsomal cytochrome P-450 monooxygenase capable of biotransforming xenobiotics such as polycyclic hydrocarbons and halogenated aromatic hydrocarbons into carcinogenic or mutagenic compounds. They have been found in mammals and fish. This enzyme, encoded by CYP1A1 gene, can be measured by using ethoxyresorufin as a substrate for the ethoxyresorufin O-deethylase activity.
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Names and Synonyms


  • 7-Ethoxyresorufin O-Deethylase
  • Ethoxyresorufin dealkylase
  • Ethoxyresorufin deethylase

Systematic Name

  • Deethylase, ethoxyresorufin

Registry Numbers

CAS Registry Number

  • 59793-97-4

System Generated Number

  • 0059793974