4,4'-Methylenebis(2-ethylaniline)
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A methylene-dianiline derivative with documented carcinogenic (H351) and reprotoxic potential, classified as a substance of very high concern under EU REACH.
4,4'-Methylenebis(2-ethylaniline) is an aromatic amine with a structure related to 4,4'-methylenedianiline (MDA), a known carcinogen. ECHA classifies it with H302 (harmful if swallowed), H351 (suspected carcinogen), and H400/H410 (aquatic toxicity). It is a SVHC candidate under EU REACH due to its carcinogenic and reprotoxic properties, making it categorically unsuitable for cosmetic applications.
Known concerns
- Suspected carcinogen (H351)
- SVHC under REACH
- Harmful if swallowed (H302)
- Highly toxic to aquatic life
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
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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.