P-PHENYLENEDIAMINE HYDROXYETHYL ETHER

Other

38

Caution

CAS Number: 126335-43-1

About P-PHENYLENEDIAMINE HYDROXYETHYL ETHER

A paraphenylenediamine derivative used as a hair dye intermediate, classified as a known sensitiser.

Detailed Analysis

p-Phenylenediamine Hydroxyethyl Ether is an oxidative hair dye intermediate. p-Phenylenediamine itself is listed in EU Annex III with strict restrictions on concentration and labelling requirements due to its well-documented skin sensitisation potential. Related PPD derivatives are classified as strong sensitisers under EU Regulation 1223/2009 and require specific labelling statements. Oxidation hair dyes must carry patch test advice to consumers.

What It Does

HAIR DYEING

Known Concerns

  • ⚠ Known strong skin sensitiser - requires consumer patch test advice in EU
  • ⚠ Listed in EU Annex III with specific concentration limits
  • ⚠ Requires 'Contains phenylenediamines' label statement

Safety Score

38

Caution

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

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EU CosIng Database

European Commission cosmetic ingredient registry

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.