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Fragrance

HEXAHYDRO-TETRAMETHYL-SPIRODIOXOLANE-METHANONAPHTHALENE

CAS 154171-77-4
60

Safety score · 0–100

Fine

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

A complex synthetic woody-amber musk fragrance molecule. Used at low levels per IFRA limits; sits in the typical synthetic-musk safety band.

Skin benefits

  • Long-lasting woody-musk note
  • Trace-level use
  • Stable formulation aid

Known concerns

  • Fragrance allergen class
  • IFRA category-limited
  • Sparse public safety data

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, so always read the physical product label and consult a healthcare professional for personal concerns.