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Quinoline

CAS 91-22-5
15

Safety score · 0–100

Avoid

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

About

Quinoline is a cosmetic ingredient. Exercise caution due to limited available safety data.

Quinoline is a nitrogen-containing heterocyclic aromatic compound classified as IARC Group 2A (probable human carcinogen) and CMR Category 1B under EU CLP regulation. It carries extensive hazard statements including H350 (carcinogen), H341 (mutagen), H361 (reproductive toxicity), H302/H312/H332 (acute toxicity), H319/H315 (irritation), and H400/H410 (environmental hazard). It is prohibited in cosmetic products under EU Regulation 1223/2009 Annex II.

Known concerns

  • IARC Group 2A probable carcinogen
  • CMR Category 1B substance
  • Genotoxic carcinogen
  • Environmental hazard (H400/H410)
  • EU Annex II prohibition

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.