Synthetic fragrance
P-TERT-BUTYLPHENYL ACETATE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
p-tert-Butylphenyl acetate is a synthetic fragrance ester that hydrolyzes to p-tert-butylphenol, a substance flagged for sensitization and endocrine concerns. It is used sparingly in modern fragrance compositions.
Skin benefits
- Provides a fresh, slightly floral scent in fragrances
- Useful as a fragrance fixative
Known concerns
- Belongs to the alkylphenol family, some of which have endocrine-activity concerns
- Skin sensitizer risk typical of phenolic fragrance esters
- Aquatic toxicity concerns for tert-butylphenol derivatives
- Hydrolyzes to p-tert-butylphenol, an IFRA-restricted material
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related synthetic fragrances
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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.