1,3-BIS-(2,4-DIAMINOPHENOXY)PROPANE

30

Caution

CAS Number: 81892-72-0

About 1,3-BIS-(2,4-DIAMINOPHENOXY)PROPANE

1,3-bis-(2,4-diaminophenoxy)propane is a cosmetic ingredient used in product formulations. Note: subject to regulatory restrictions in some markets. Exercise caution due to limited available safety data.

Detailed Analysis

This compound is listed in EU Annex III (restricted substances) under entry III/202, indicating it may be used in cosmetic products only under specified conditions — typically in oxidative hair dye formulations at a maximum concentration and with required label warnings. Aromatic diamines are known skin sensitisers and the restriction reflects concerns about allergic contact dermatitis risk in hair dye applications.

Known Concerns

  • ⚠ Skin sensitiser — known to cause allergic contact dermatitis
  • ⚠ EU Annex III/202 restricted hair dye intermediate
  • ⚠ Aromatic diamine structure associated with sensitisation

Safety Score

30

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.