9-DECENYL ACETATE
Moderate
CAS Number: 50816-18-7
About 9-DECENYL ACETATE
An unsaturated acetate used as a citrus-orange fragrance note with no major safety restrictions in cosmetics.
Detailed Analysis
9-Decenyl acetate is an unsaturated fatty acetate providing bright, citrus-orange olfactory notes. It carries no EU hazard classification and is not restricted in cosmetics. Its unsaturated structure makes it potentially prone to oxidation during storage, which may produce secondary allergens in finished formulations.
Skin Benefits
- ✓ Fragrance material with fresh citrus notes
Known Concerns
- ⚠ Potential for oxidation-derived allergens during storage
Safety Score
Moderate
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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