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P-TERT-BUTYLPHENYLISOBUTANOL

CAS 56107-04-1
48

Safety score · 0–100

Moderate

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

P-Tert-Butylphenylisobutanol is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.

This branched aromatic alcohol serves as a fragrance ingredient and is classified under EU CLP regulations with H361f (suspected reproductive toxicity) and H411/H412 (aquatic toxicity). The Cosmetics Regulation Annex III restricts certain fragrance allergens, and this ingredient's toxicological profile means it requires full disclosure under IFRA standards. Its use in leave-on products is particularly scrutinized.

Skin benefits

  • Provides fragrance contribution to cosmetic products

Known concerns

  • Reproductive toxicity concern (H361f)
  • Skin sensitization (H317)
  • Environmental hazard - toxic to aquatic life (H411)
  • Eye irritation (H319)

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.