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ALLYL T-BUTYLIMIDAZO BENZIMIDAZOLE

CAS 487007-28-3
45

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A heterocyclic imidazole/benzimidazole compound used primarily in hair-dye formulations as a coupling agent, with limited available safety data and some structural concerns around the allyl and imidazole groups.

Allyl t-Butylimidazo Benzimidazole is a fused heterocyclic compound used as a coupling agent in oxidative hair-dye systems. Benzimidazole derivatives are a broad class with varied biological activities — some are pharmaceuticals, some are pesticides, and some are used in dyes. The specific compound has limited publicly available toxicological data, and its structural features (allyl substituent, imidazole ring) raise theoretical concerns about sensitisation potential and metabolic activation. The EU CosIng database lists benzimidazole-type hair-dye intermediates with varying restriction profiles depending on the specific compound and concentration.

Known concerns

  • Limited public toxicological data for this specific compound
  • Potential skin and respiratory sensitisation from imidazole heterocycle
  • Benzimidazole derivatives may have unexpected biological activity
  • Hair-dye intermediate restrictions in EU Annex III may apply

References

EU

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 — always read the physical product label and consult a healthcare professional for personal concerns.