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Fragrance

TRANS-NON-2-ENAL

CAS 18829-56-6
45

Safety score · 0–100

Moderate

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

A potent cucumber-fatty aldehyde used at trace fragrance levels. PubChem flags skin and eye irritation; aldehydes also carry sensitization risk.

Function

PERFUMING

Skin benefits

  • Powerful cucumber/fatty fragrance note at trace use
  • Common in flavor and fragrance

Known concerns

  • GHS07 H315 — skin irritation
  • GHS07 H319 — eye irritation
  • Aldehyde — sensitization potential
  • Used only at very low fragrance levels

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.