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Fragrance

ISOAMYL CROTONATE

CAS 25415-77-4 Updated
55

Safety score · 0–100

Moderate

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

About

A fruity fragrance ester with apple-like odor. The crotonate (alpha-beta unsaturated) backbone carries a higher sensitization risk than simple esters.

Function

PERFUMING

Skin benefits

  • Fruity fragrance ester
  • Used at very low cosmetic levels
  • Common flavor/fragrance material

Known concerns

  • Crotonates — possible skin sensitizers (alpha-beta unsaturated)
  • Limited cosmetic-specific safety review
  • Default down per rubric

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 — always read the physical product label and consult a healthcare professional for personal concerns.