Fragrance ingredient
HEXAHYDRO-DIMETHYLSPIROMETHANONAPHTHALENE-OXIRANE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Spirocyclic terpenoid epoxide used as a woody-amber fragrance material. The reactive oxirane ring raises potential sensitisation concerns, and dermal toxicology data is limited for this specific isomer pair.
Skin benefits
- Adds woody, ambery odour notes
- Long-lasting fragrance fixative properties
- Stable in alcoholic fragrance bases
Known concerns
- Epoxide (oxirane) group is an electrophile with sensitisation and genotoxicity flags
- Limited public toxicology and dermal absorption data
- Not on EU Annex of approved/restricted substances with explicit allowance
- Fragrance allergen risk in atopic users
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related fragrance ingredients
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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.