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CRESYLACETALDEHYDE DIMETHYL ACETAL

CAS 42866-91-1
48

Safety score · 0–100

Moderate

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

About

An acetal fragrance precursor carrying multiple toxicity warnings including skin and eye irritation, with concern about reactive aldehyde release.

Cresylacetaldehyde dimethyl acetal is an acetal fragrance ingredient that may hydrolyze to release cresyl aldehyde (hydroxybenzaldehyde derivatives) and methanol in presence of water. Multiple GHS hazard warnings include H302 (acute toxicity), H315 (skin irritation), H319 (eye irritation), and H335 (respiratory irritation), requiring a 'Warning' signal word and appropriate precautions.

Known concerns

  • Skin irritant (H315)
  • Eye irritant (H319)
  • Acute oral toxicity (H302)
  • Respiratory irritant (H335)
  • Acetal hydrolysis releasing reactive intermediates
  • 'Warning' signal word 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.