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Fragrance ingredient

DIMETHYLOCTAHYDRO-2-NAPHTHALDEHYDE

CAS 68738-94-3
50

Safety score · 0–100

Moderate

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

A synthetic woody aldehyde used in perfumery to add a soft floral-woody note. Like other fragrance aldehydes, it can sensitize susceptible skin and is best kept within recognized IFRA usage limits.

Skin benefits

  • Provides woody-floral fragrance character
  • Stable aldehyde fragrance component
  • Used at low levels in fine fragrance work

Known concerns

  • Aldehyde fragrances are known skin sensitizers
  • IFRA may restrict use levels in finished products
  • Limited consumer-facing safety transparency
  • Potential cross-reactivity in fragrance-allergic users

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.