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2,6-Dihydroxy-4-methyl-benzaldehyde (atranol)

CAS 526-37-4
32

Safety score · 0–100

Caution

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

About

2,6-dihydroxy-4-methyl-benzaldehyde (atranol) is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.

Atranol is a dihydroxybenzaldehyde derivative found in tree moss and oak moss absolutes, classified as a known potent skin sensitizer with multiple hazard statements (H315, H317, H319). The EU SCCS has identified atranol as a fragrance allergen requiring mandatory restriction in cosmetic products; it appears on Annex III regulated substances list with concentration limits in leave-on products. Documented case studies show significant contact allergy incidence in sensitized populations exposed to this compound.

Known concerns

  • skin sensitizer (H317)
  • skin irritant (H315)
  • eye irritant (H319)
  • EU Annex III restricted
  • documented potent allergen

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.