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Fragrance

TETRAMETHYLNONA-6,8-DIEN-3-ONE

CAS 81782-89-0
60

Safety score · 0–100

Fine

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

A synthetic woody fragrance ingredient in the Iso E Super family, used at trace levels to add a soft musky aroma to perfumes and cosmetics. It is regulated under IFRA standards rather than as a skin active.

Skin benefits

  • Woody-ambery fragrance molecule used at low levels
  • Stable in finished formulas
  • Substantive to skin for lasting scent

Known concerns

  • Fragrance ingredients can trigger contact allergy in sensitive users
  • Subject to IFRA leave-on limits
  • Not assessed by CIR or SCCS individually

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.