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Prohibited hair dye coupler

N,N-DIETHYL-M-AMINOPHENOL SULFATE

CAS 68239-84-9
8

Safety score · 0–100

Avoid

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

N,N-diethyl-m-aminophenol sulfate is a hair dye coupler the EU has banned from cosmetics. It belongs to the aniline family and was not cleared as safe for use on skin or scalp.

Skin benefits

  • Was investigated as an oxidative hair dye coupler
  • Provided color development potential in trichromatic dye systems

Known concerns

  • Banned in EU cosmetics (Annex II) as a prohibited hair dye substance
  • Aniline-class compound with skin sensitization potential
  • Limited toxicology data and the SCCS did not approve cosmetic use
  • Possible genotoxicity flagged for the broader aminophenol class

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.