Hair dye intermediate
O-AMINOPHENOL SULFATE
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
O-Aminophenol sulfate is a hair dye precursor used in oxidative coloring systems. It is a known skin sensitizer linked to allergic reactions and has potential genotoxic concerns in cosmetic use.
Skin benefits
- Historically used as an intermediate in oxidative hair dye chemistry
- Provides dark coloration when oxidized in hair dye systems
Known concerns
- Strong skin sensitizer with documented allergic contact dermatitis cases
- Suspected mutagenic and genotoxic activity from related aminophenol structures
- EU SCCS evaluations have flagged aromatic aminophenols for safety concerns
- Potential systemic toxicity through dermal absorption
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related hair dye intermediates
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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.