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Fragrance

TRIMETHYL-3-CYCLOHEXENYL-3-BUTEN-2-ONE

CAS 67801-39-2
58

Safety score · 0–100

Moderate

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

A synthetic woody-floral fragrance ketone. Like related cyclohexenyl ketones it is generally used at very low levels under IFRA-style fragrance industry limits.

Function

PERFUMING

Skin benefits

  • Provides woody-floral fragrance note
  • Used at fractional percentages
  • Standard perfumery building block

Known concerns

  • Likely IFRA-restricted as a fragrance allergen
  • Skin sensitization potential
  • Common cyclohexenyl-ketone class concerns

References

EU

EU CosIng database

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

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2-METHYL-4-(2,6,6-TRIMETHYL-2-CYCLOHEXENYL)-2-BUTENAL
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2-METHYLPENT-2-ENOIC ACID
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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.