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Fragrance

BUTYL BUTYRATE

CAS 109-21-7 Updated
62

Safety score · 0–100

Fine

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

About

A simple ester with a sweet, fruity smell, used as a fragrance and solvent. Flammable in raw form, but at perfumery-level dilutions in finished cosmetics it is not a notable concern.

Function

PERFUMING

Skin benefits

  • Fruity fragrance note
  • Solvent and flavor agent
  • Used at low % in fragrance compounds

Known concerns

  • Flammable liquid (H226)
  • Fragrance allergen potential
  • Eye and skin irritation possible at high %

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.