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o-Anisidine

CAS 90-04-0
3

Safety score · 0–100

Avoid

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

o-Anisidine — an aromatic amine dye intermediate. Banned in EU cosmetics under Annex II; classified as a CLP Cat. 1B carcinogen and IARC Group 2B.

Skin benefits

  • No cosmetic use (dye intermediate)

Known concerns

  • EU Annex II banned in cosmetics
  • IARC Group 2B possible human carcinogen
  • Methemoglobinemia risk
  • Skin sensitizer and aromatic amine

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.