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Fragrance

BUTYLOXEPANONE

CAS 5579-78-2
55

Safety score · 0–100

Moderate

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

A 7-membered lactone (delta-decalactone analog) used as a creamy fragrance note. PubChem flags skin and eye irritation in nearly half of reports, so use is limited to low fragrance levels.

Function

PERFUMING

Skin benefits

  • Provides creamy, coconut-peach lactone scent
  • Adds smooth, milky character to fragrance

Known concerns

  • GHS H315 skin irritation in 42.9% of reports
  • GHS H319 serious eye irritation
  • GHS H335 may cause respiratory irritation

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