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Phenols, C9-11, if it contains > 0.1% w/w benzene

CAS 91079-47-9
8

Safety score · 0–100

Avoid

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

Phenols, C9-11, if it contains > 0.1% w/w benzene is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.

These C9-11 alkylphenols are industrial chemicals primarily used in resin manufacture and as intermediates in chemical synthesis. Under EU Regulation 1223/2009, any ingredient containing >0.1% benzene is automatically prohibited. Additionally, alkylphenols are suspected endocrine disruptors and are subject to REACH restriction proposals. Not appropriate for skincare formulations.

Known concerns

  • Benzene >0.1% w/w — EU Annex II prohibited
  • Potential endocrine disruption activity (alkylphenol concern)
  • Industrial chemical with no established cosmetic safety profile

References

EU

EU CosIng database

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

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Check your shelf

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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.