# N-Methyl-p-aminophenol sulfate (salt)

URL: https://app.greenveil.ai/ingredients/ingredient_inci_p_methylaminophenol
Categories: beauty, industrial
Functions: Dye
Identifier: DTXSID20892464

> N-Methyl-p-aminophenol sulfate (salt) is used as dye. Greenveil chemical-concern score: 70/100 — High concern based on regulatory listings.. Compiled from 3 published data sources.

## Safety assessment

- Chemical concern score: 70/100 — High concern based on regulatory listings.
- Confidence in this assessment: High
- Rationale: 4-Methylaminophenol and its salts is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: restricted — Annex III of EU Cosmetics Regulation (EC) 1223/2009: substances which cosmetic products must not contain except subject to the restrictions laid down. Product types: Hair dye in oxidative hair dye products Other conditions: Afther mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,68% (as sulphate) - Do not use with nitrosating agents - Maximum nitrosamine content: 50 microgram/Kg - Keep in nitrite-free containers Conditions of use and warnings: Hair colourants can cause severe allergic reactions
- US: commercial use observed — EPA CPDat observed this chemical in 16 composition records across product categories including Specialty occupational products, Personal care. EPA CPDat classifies this chemical for functional uses including Dye.

## Data sources

- EU CosIng Cosmetics Regulation Annexes (updated 2013-05-30): https://ec.europa.eu/growth/tools-databases/cosing/reference/annexes/list/III
- EPA Chemical and Products Database (updated September 2013): http://siri.org/msds/f2/bfx/bfxmj.html
- EPA DSSTox Identifiers (updated 2025-12-29): https://epa.figshare.com/articles/dataset/Chemistry_Dashboard_Data_DSSTox_Identifiers_Mapped_to_CAS_Numbers_and_Names/5588566

_Assessed by Greenveil._