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Fragrance

TRIMETHYLNORBORNAN-2-ONE

CAS 7787-20-4
68

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A bicyclic ketone (fenchone) found in fennel and used as a camphor-like fragrance. Only flammability is flagged in GHS data, so it's a mild fragrance ingredient when used at typical levels.

Function

PERFUMING

Skin benefits

  • Provides camphor-like fennel aroma
  • Used in fragrance and oral care formulations
  • Mild GHS profile (only flammability flagged)

Known concerns

  • Flammable liquid
  • Possible irritation in sensitive users
  • Limited cosmetic-specific safety dossier

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.