Fragrance ketone
TRIMETHYL-PENTYLCYCLOPENTANONE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A synthetic cyclopentanone fragrance ingredient that adds woody, musky character to perfumes. Used at fractions of a percent and reviewed by the RIFM expert panel for general safety.
Skin benefits
- Adds woody, musky notes to fragrance compositions
- Used at very low percentages in fine fragrances and toiletries
- Has undergone RIFM expert panel safety review
- Worldwide use volume of 10 to 100 metric tons indicates routine industry handling
Known concerns
- Ketone fragrance materials can cause skin irritation in sensitive users
- Limited public data on phototoxicity or sensitization endpoints
- Not subject to EU 26 allergen labeling, so individual sensitivity is hard to detect
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related fragrance ketones
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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.