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Colorant

2-Amino-4,6-dinitrophenol and 2- amino-4,6-dinitrophenol, sodium salt

CAS 96-91-3 / 831-52-7
35

Safety score · 0–100

Caution

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

2-Amino-4,6-dinitrophenol — a nitro-aromatic hair-dye intermediate used to give warm orange-brown tones. EU restricts use under Annex III; class flags include sensitization and possible mutagenicity.

Skin benefits

  • Provides warm orange-brown shade in oxidative hair dye

Known concerns

  • EU Annex III hair-dye restriction with cap
  • Nitro-aromatic class — possible methemoglobinemia
  • Skin sensitizer
  • Suspected mutagenicity for some nitroanilines

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.