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Fragrance ingredient

ETHYL 2-METHYLPENT-3-ENOATE

CAS 1617-23-8
65

Safety score · 0–100

Fine

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

A small fruity ester used as a fragrance ingredient at trace levels in personal care products. Acceptably safe for most users when used within IFRA limits, but a possible allergen for fragrance-sensitive skin.

Skin benefits

  • Provides fruity, fresh sensory notes in fragrance
  • Used at very low levels in finished products
  • Stable and well-defined small molecule

Known concerns

  • Fragrance materials can trigger allergic contact dermatitis
  • Volatile ester may irritate broken or sensitive skin
  • Limited dedicated cosmetic safety opinion
  • IFRA category restrictions may apply

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.