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Polymer-bound azo colorant

BIS-(PHENYLAZO TOLUIDINE BIS-(TRIETHOXYSILYLPROPYLCARBAMOYL PEG-5/PPG-5 ETHANOL)) SULFONE

Updated
40

Safety score · 0–100

Moderate

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

About

A complex polymer-bound disazo colorant based on phenylazo toluidine chemistry. Despite polymer attachment, the toluidine-azo class raises concerns and the ingredient lacks established cosmetic approval.

Skin benefits

  • Polymer-bound colorant intended to reduce skin penetration
  • Disazo chromophore for stable colour

Known concerns

  • Azo colorants can release aromatic amines on reductive cleavage
  • Toluidine-derived azo dyes raise carcinogenicity concerns by class
  • Not a CosIng-listed approved cosmetic colorant under this name
  • Very limited public toxicology dossier
  • PEG/silane modifications add regulatory complexity

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.