O-AMINOPHENOL
Other
Avoid
CAS Number: 95-55-6
About O-AMINOPHENOL
An aromatic amine restricted in the EU for oxidative hair dye use due to potential carcinogenic aromatic amine formation upon exposure.
Detailed Analysis
O-aminophenol (2-aminophenol) is listed in EU Annex III of Regulation 1223/2009 (entry II/1372 under the old cosmetics directive), restricting its use in oxidative hair dye products. It is a known skin sensitizer and can form potentially carcinogenic oxidation products including nitroso compounds and carcinogenic aromatic amines during the oxidative hair dyeing process.
Known Concerns
- ⚠ EU Annex III restricted for oxidative hair dye use
- ⚠ Skin sensitizer
- ⚠ Potential carcinogenic aromatic amine formation on oxidation
- ⚠ Contains aniline-type structural alert
Safety Score
Avoid
Based on EU regulatory data, published safety research, and ingredient function analysis.
References
EU CosIng Database
European Commission cosmetic ingredient registry
Check your products for O-AMINOPHENOL
Scan any cosmetic product to see if it contains this ingredient and get a full safety breakdown.
Download LuxSenseThis information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.