N,N-Diethyl-m-aminophenol, when used as a substance in hair dye products
Other
Caution
CAS Number: 91-68-9 / 68239-84-9
About N,N-Diethyl-m-aminophenol, when used as a substance in hair dye products
A hair dye intermediate with severe EU restrictions; only permitted at specific concentrations in oxidative hair dye products.
Detailed Analysis
N,N-Diethyl-m-aminophenol is restricted for use exclusively as an oxidative hair dye substance under EU Annex III (entry 18), with a maximum concentration of 2% after mixing. It is listed in the 'hair dye substances for which a test on commercial ready-to-use preparations is recommended' category. The substance is a known skin sensitiser and requires clear warning statements on product labels. Repeated exposure can cause severe allergic contact dermatitis.
Known Concerns
- ⚠ Skin sensitiser — can cause severe allergic contact dermatitis
- ⚠ Restricted to oxidative hair dye use only under EU Annex III
- ⚠ Requires specific label warnings per EU cosmetic regulation
- ⚠ May be mutagenic at high concentrations
Safety Score
Caution
Based on EU regulatory data, published safety research, and ingredient function analysis.
References
EU CosIng Database
European Commission cosmetic ingredient registry
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Download LuxSenseThis information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.