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Fragrance

TRANS-5-METHYL-2-HEPTEN-4-ONE

CAS 102322-83-8
58

Safety score · 0–100

Moderate

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

A niche unsaturated fragrance ketone with green-fresh character. Sparse public safety data means we lean conservative — orange with default-down caution.

Skin benefits

  • Green-fresh fragrance note
  • Perfumery material

Known concerns

  • Limited public cosmetic data
  • Fragrance allergen potential
  • Reactive enone moiety

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.