5-METHYL-1-(2,2,3-TRIMETHYLCYCLOPENTENYL)-6-OXABICYCLOOCTANE
Other
Good
CAS Number: 139539-66-5
About 5-METHYL-1-(2,2,3-TRIMETHYLCYCLOPENTENYL)-6-OXABICYCLOOCTANE
A polycyclic ether fragrance ingredient delivering exotic, woody-sandalwood notes, with no significant hazard statements on record for cosmetic use.
Detailed Analysis
This oxabicyclo derivative is a newer specialty fragrance chemical with a complex polycyclic structure providing warm, woody, and slightly metallic olfactive facets. No GHS hazard statements are recorded, and the substance does not appear on EU Annex II or III restriction lists. While a recent ingredient in the fragrance industry, it has undergone IFRA compliance review and is considered safe for fragrance use at standard concentrations.
Skin Benefits
- ✓ Provides exotic woody-sandalwood fragrance character
Known Concerns
- ⚠ Limited historical safety data due to recent introduction
- ⚠ Should be used within IFRA-recommended limits
Safety Score
Good
Based on EU regulatory data, published safety research, and ingredient function analysis.
References
EU CosIng Database
European Commission cosmetic ingredient registry
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