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Substance Name: Bitter orange oil
RN: 68916-04-1


  • TSCA Definition 2022: Extractives and their physically modified derivatives. Citrus aurantium, Citrus.

Molecular Formula

  • Unspecified

Classification Codes

  • Skin / Eye Irritant
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Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Names and Synonyms

Name of Substance

  • Bitter orange oil
  • Oil of bitter orange


  • Bigarade oil
  • Bitter orange oil
  • Bitter orange oil, cold pressed (Citrus aurantium L.)
  • Bitter orange peel solid extract
  • Citrus Aurantium Amara (Bitter Orange) Peel Oil
  • Citrus aurantium oil
  • Curacao orange peel oil
  • FEMA No. 2823
  • Neroli oil, bigarade petales extra
  • Neroli oil, selecta
  • Oils, orange, sour
  • Orange bitter oil
  • Orange oil, bitter
  • Orange oil, sour
  • Orange peel oil, bitter

Systematic Names

  • Oils, Bitter orange
  • Oils, orange, sour

Superlist Name

  • Orange oil, bitter

Registry Numbers

CAS Registry Number

  • 68916-04-1


  • 9TLV70SV6I

Other Registry Number

  • 84696-36-6

System Generated Number

  • 0068916041


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin > 10gm/kg (10000mg/kg)   Food and Cosmetics Toxicology. Vol. 12, Pg. 735, 1974.
rat LD50 oral > 5gm/kg (5000mg/kg)   Food and Cosmetics Toxicology. Vol. 12, Pg. 735, 1974.