Skip to content

Synthetic fragrance

P-TERT-BUTYLPHENYL ACETATE

CAS 3056-64-2
45

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

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related synthetic fragrances

Check your shelf

Find P-TERT-BUTYLPHENYL ACETATE in your products.

Scan any cosmetic product with LuxSense to see if it contains P-TERT-BUTYLPHENYL ACETATE and get a full ingredient breakdown with safety scores.

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.