synthetic fragrance hydrocarbon
OCTAHYDRO-PENTAMETHYL-INDENE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Octahydro-pentamethyl-indene is a polycyclic hydrocarbon used as a woody musk fragrance ingredient. PubChem records no acute GHS hazards, but persistence and limited cosmetic safety data place it in the cautious zone.
Function
Skin benefits
- Hydrocarbon fragrance carrier and woody musk note
- Stable, low odor solvent for perfume bases
Known concerns
- Polycyclic hydrocarbon with potential environmental persistence
- Limited public cosmetic safety review
- May contribute to fragrance allergen burden
- Bioaccumulation potential typical of related polycyclic musks
References
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.