Skip to content

Fragrance ingredient

CYCLOHEXYL-4-METHYLPENTAN-2-ONE

CAS 4927-39-3
55

Safety score · 0–100

Moderate

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

A synthetic ketone fragrance compound used for woody-aromatic notes at low levels in perfumery. Limited specific safety data and typical fragrance-class sensitization risk warrant some caution.

Skin benefits

  • Synthetic ketone fragrance ingredient
  • Provides woody-aromatic notes in perfumery
  • Used at low percentages in fine fragrances
  • Adds compositional complexity

Known concerns

  • Fragrance ingredients commonly sensitize skin
  • Limited specific public safety data
  • Ketone solvents can defat skin at higher levels
  • Possible respiratory irritation in aerosol use

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related fragrance ingredients

Check your shelf

Find CYCLOHEXYL-4-METHYLPENTAN-2-ONE in your products.

Scan any cosmetic product with LuxSense to see if it contains CYCLOHEXYL-4-METHYLPENTAN-2-ONE and get a full ingredient breakdown with safety scores.

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.