N,N-DIMETHYL-P-PHENYLENEDIAMINE
N,N-DIMETHYL-P-PHENYLENEDIAMINE must not be used as a substance in hair dye products in the EU — Annex II, entry 1312 of Regulation (EC) No 1223/2009. The prohibition is limited to that use; the entry is quoted in full below.
Regulatory data checked on 2026-09-05. The legal status follows Regulation (EC) No 1223/2009 and its annexes; the substance is identified from the European Commission's CosIng database.
About the ingredient
4-amino-N,N-dimethylaniline (CI 76075)
EU regulatory status
Annex of Regulation (EC) No 1223/2009: II/1312
What entry II/1312 of the Regulation says
N,N-Dimethyl-p-phenylenediamine and its salts, when used as a substance in hair dye products
Source: the European Commission's official CosIng database and Regulation (EC) No 1223/2009 of the European Parliament and of the Council on cosmetic products. How we assess ingredients — full methodology.
- View the entry in the CosIng database (European Commission)
- Open Regulation 1223/2009 in EUR-Lex
- Check the chemical profile in PubChem
Last updated:
Functions in cosmetics
Frequently asked questions
Is N,N-DIMETHYL-P-PHENYLENEDIAMINE safe in cosmetics?
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In which annex of Regulation 1223/2009 does N,N-DIMETHYL-P-PHENYLENEDIAMINE fall?
N,N-DIMETHYL-P-PHENYLENEDIAMINE falls under reference II/1312 in the annexes of Regulation (EC) No 1223/2009 on cosmetic products. An annex entry may name a substance directly or cover it as part of a broader category. The first part (Roman numeral) indicates the annex: II – prohibited substances, III – substances restricted by conditions, IV – permitted colorants, V – permitted preservatives, VI – permitted UV filters.
What functions does N,N-DIMETHYL-P-PHENYLENEDIAMINE perform in cosmetics?
According to the European Commission's CosIng database, N,N-DIMETHYL-P-PHENYLENEDIAMINE performs the following functions in cosmetics: HAIR DYEING. Functions are defined in the CosIng glossary and describe the technological role of a substance in the finished product.
Are there Safety Gate alerts concerning N,N-DIMETHYL-P-PHENYLENEDIAMINE?
Our copy of the EU Safety Gate database currently contains no alerts linking N,N-DIMETHYL-P-PHENYLENEDIAMINE to a cosmetic recall. The database is refreshed regularly from the European Commission's official Safety Gate system.