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Fragrance ketone

DIHYDROPSEUDOIONONE

CAS 689-67-8
58

Safety score · 0–100

Moderate

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

A pseudoionone derivative used for its sweet floral fragrance character. Like related ionones it can sensitize susceptible skin and is regulated by IFRA usage limits.

Skin benefits

  • Sweet floral fragrance note
  • Used as a perfume fixative

Known concerns

  • Unsaturated ketone, potential skin sensitizer
  • Possible irritation at high concentration
  • Subject to IFRA usage limits
  • Limited toxicology beyond fragrance industry data

References

EU

EU CosIng database

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

Related fragrance ketones

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HEXYLCYCLOPENTANONE
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TRIMETHYLCYCLOHEXYLACETYL-CYCLOPENTANONE
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METHOXY-TETRAMETHYL-CYCLOHEXENYL METHYL KETONE
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TRIMETHYL-PENTYLCYCLOPENTANONE
Fragrance ketone

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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.