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HEXAHYDRO-TETRAMETHYL-METHANOAZULEN-5-ONE

CAS 13794-73-5
50

Safety score · 0–100

Moderate

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

About

HEXAHYDRO-TETRAMETHYL-METHANOAZULEN-5-ONE is a cosmetic ingredient used in product formulation. Exercise caution due to limited available safety data.

Hexahydro-tetramethyl-methanoazulen-5-one is a saturated azulene ketone fragrance ingredient with a warning for skin irritation (H315) under the GHS classification system. The fully saturated ring system distinguishes it from aromatic azulenes like guaiazulene. Its use in EU cosmetic products requires skin irritation testing to confirm safety in the intended product formulation.

Skin benefits

  • Fragrance component with musky-herbal character

Known concerns

  • Skin irritant (H315)
  • Limited cosmetic safety data available

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.