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fragrance ketone

2,7-DIMETHYL-5-OCTEN-4-ONE

CAS 68419-46-5
58

Safety score · 0–100

Moderate

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

A synthetic unsaturated ketone used as a fragrance ingredient for herbal-fruity notes. Like related alpha,beta-unsaturated ketones it warrants sensitization caution and IFRA-style use limits.

Skin benefits

  • Provides a fresh herbal-fruity fragrance note
  • Used as a perfume ingredient
  • Adds top-note volatility to compositions

Known concerns

  • Unsaturated ketones can be skin sensitizers
  • Limited published toxicology and IFRA-specific data
  • Potential eye and respiratory irritation in concentrate
  • Not suited for sensitive skin

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.