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Fragrance

OCTAHYDROSPIRO-DIOXOLANEMETHANOINDENE

CAS 15591-90-9 Updated
60

Safety score · 0–100

Fine

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

About

A spiro-acetal fragrance molecule with a woody, ambery character used as a long-lasting base note. Limited public safety data so kept at the cautious end of the Fine band — fine within IFRA limits.

Skin benefits

  • Used as a long-lasting woody-amber fragrance note
  • Stable spiro-acetal structure

Known concerns

  • Limited public toxicology data
  • Potential fragrance sensitization in atopic users
  • Bioaccumulation potential common to woody-amber molecules

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.