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Fragrance

METHYL 4-T-BUTYLBENZOATE

CAS 26537-19-9
60

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A methyl tert-butylbenzoate fragrance ester. Used at trace levels; the tert-butylbenzoate scaffold has had endocrine-activity discussion in the literature, warranting cautious use.

Function

FRAGRANCEPERFUMINGFLAVOURING

Skin benefits

  • Imparts pleasant scent in fragrance compositions
  • Stable across pH range
  • Used at very low % in finished cosmetics

Known concerns

  • Tert-butylbenzoate scaffold linked to potential endocrine activity in some studies
  • Restricted under EU fragrance allergen guidance
  • Should respect IFRA limits
  • Possible mild contact sensitization

References

EU

EU CosIng database

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

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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.