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Fragrance

TRANS-TRIMETHYLDODECATETRAENAL

CAS 17909-77-2
55

Safety score · 0–100

Moderate

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

A polyunsaturated fragrance aldehyde used at trace % for green-floral notes. Aldehyde class commonly sensitizes, so usage is bound by IFRA-style limits.

Function

PERFUMING

Skin benefits

  • Fragrance aldehyde with green-floral note
  • Used at trace % in fine fragrance
  • Long fragrance industry use

Known concerns

  • Aldehyde fragrances often sensitize
  • IFRA-regulated likely
  • Limited public toxicology

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.