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AMYLCYCLOPENTANONE

CAS 4819-67-4
68

Safety score · 0–100

Fine

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

A cyclopentanone fragrance delivering fruity, apricot-like and slightly woody notes. Low concern ingredient widely used in perfumery with no EU restrictions at standard use levels.

Amylcyclopentanone (also called 2-pentylcyclopentanone) is a synthetic fragrance ingredient valued for its fruity, peachy-apricot note used in fine fragrances and cosmetic products. It is not listed under EU Annex II, III, or IV restrictions, and has a clean safety profile in repeated patch testing at typical cosmetic use levels according to IFRA recommendations.

Skin benefits

  • Provides pleasant fruity fragrance character to cosmetics

Known concerns

  • Low concern at standard cosmetic use levels
  • May require allergen declaration in the EU depending on source

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.