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Fragrance

HEXANAL DIETHYL ACETAL

CAS 3658-93-3 Updated
58

Safety score · 0–100

Moderate

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

About

A fragrance acetal of hexanal with green-fruity odor. Used at trace levels; may release the parent aldehyde on the skin and contribute to sensitization.

Function

PERFUMING

Skin benefits

  • Green-fruity fragrance acetal
  • Used at very low cosmetic levels
  • IFRA-managed material

Known concerns

  • Hydrolyzes to hexanal — possible sensitizer
  • Possible mild irritation
  • Limited cosmetic-specific safety dossier

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.