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TRANS, TRANS-2,4-DECADIENAL

CAS 25152-84-5
35

Safety score · 0–100

Caution

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

About

TRANS, TRANS-2,4-DECADIENAL is a cosmetic ingredient used in product formulation. Exercise caution due to limited available safety data.

Trans,trans-2,4-Decadienal is an alpha,beta,gamma,delta-unsaturated aldehyde formed during the oxidative degradation of linoleic acid. It is classified by GHS with hazard statements H312 (skin absorption acute toxicity), H315 (skin irritant), H319 (eye irritant), and H335 (respiratory irritant). These multiple hazard classifications indicate significant concern for cosmetic use.

Skin benefits

  • Used as a fragrance to impart fried-food and fatty notes in trace amounts

Known concerns

  • GHS: H312 acute skin toxicity, H315 skin irritant, H319 eye irritant, H335 respiratory irritant
  • Multiple hazard classifications indicate high irritation potential
  • A potent irritant not well-suited for leave-on skin products

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.