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3-amino-2-chlor- 6-methylphenol 3-amino-4-chloro- 6-methylphenol HCl

CAS 84540-50-1 / 80419-48-3
48

Safety score · 0–100

Moderate

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

About

A hair dye intermediate and coupling agent used in oxidative hair colour formulations, subject to EU concentration limits.

3-Amino-2-chloro-6-methylphenol is an aromatic amine used as a hair dye intermediate in oxidative colourant systems. The EU Cosmetics Regulation (EC) No 1223/2009 Annex III restricts its maximum concentration to 0.5% (as the free base) in hair dye products after mixing. It is classified as hazardous to aquatic life (H411) and requires caution in handling due to potential sensitisation.

Known concerns

  • skin sensitiser potential
  • aquatic toxicity H411
  • EU Annex III restricted (0.5% max)
  • harmful if swallowed H302
  • respiratory irritation H335

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 — always read the physical product label and consult a healthcare professional for personal concerns.