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Fragrance lactone

CIS-TETRAHYDRO-6-PENT-2-ENYL-PYRAN-2-ONE

CAS 25524-95-2
63

Safety score · 0–100

Fine

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

A jasmine lactone fragrance ingredient used for creamy floral and fruity notes in perfume compositions. Generally safe at IFRA-recommended levels, with the usual fragrance allergen considerations for sensitive skin.

Skin benefits

  • Jasmine lactone-type fragrance with creamy, fruity, floral notes
  • Effective at low fragrance use levels
  • IFRA-reviewed material class

Known concerns

  • Common fragrance allergen group; can cause contact dermatitis
  • Photo-reactivity not specifically characterized in cosmetics
  • Disclosed only as 'parfum' on most labels
  • Limited dermal safety data on the specific isomer

References

EU

EU CosIng database

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

Related fragrance lactones

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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.