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Fragrance

TRIMETHYLHEXANAL

CAS 5435-64-3
55

Safety score · 0–100

Moderate

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

A branched-chain fragrance aldehyde with fatty-floral aroma. Like all aliphatic aldehydes, it carries skin sensitization risk and is subject to IFRA limits.

Function

PERFUMING

Skin benefits

  • Fatty-floral fragrance contribution

Known concerns

  • Aldehyde sensitization
  • Skin/eye irritation
  • IFRA-restricted

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.