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METHYLENEDIOXYPHENYL METHYLPROPANAL

CAS 1205-17-0
55

Safety score · 0–100

Moderate

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

About

Methylenedioxyphenyl Methylpropanal is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.

Methylenedioxyphenyl methylpropanal (also known as Helional or 3-(1,3-benzodioxol-5-yl)-2-methylpropanal) is a synthetic fragrance compound with a fresh, floral, muguet-like scent. EU Regulation (EC) No 1223/2009 requires its declaration as a fragrance allergen when present above 0.001% in leave-on products or 0.01% in rinse-off products. Hazard classifications include skin sensitization (H317), aquatic toxicity (H411), reproductive toxicity (H361), and aquatic acute toxicity (H401). SCCS has assessed it with restrictions in force.

Known concerns

  • Skin sensitizer (H317)
  • Reproductive toxicity suspected (H361)
  • Aquatic toxicity (H411)
  • EU fragrance allergen declaration required

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.