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Fragrance

CIS-TRIDECEN-2-AL

CAS 7069-41-2 Updated
50

Safety score · 0–100

Moderate

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

About

Cis-2-tridecenal — an unsaturated long-chain aldehyde used as a fragrance. Alpha,beta-unsaturated aldehydes are known reactive sensitizers in the wider class.

Skin benefits

  • Citrus-fatty fragrance aldehyde
  • Used at very low %

Known concerns

  • Alpha,beta-unsaturated aldehyde — reactive electrophile
  • Likely skin sensitizer
  • Possible respiratory irritation
  • Limited public safety data

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.