Skip to content

Fragrance ingredient

3,4-DIHYDRO-7-METHYLNAPHTHALENONE

CAS 22009-37-6
55

Safety score · 0–100

Moderate

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

A synthetic aromatic ketone (7-methyl-1-tetralone) used as a musky fragrance ingredient. Limited dedicated toxicology data, with the usual class-level concerns about fragrance sensitisation.

Skin benefits

  • Used as a fragrance ingredient (7-methyl-1-tetralone) in perfumery
  • Provides musky-aromatic notes in fragrance accords
  • Allows formulators to reduce reliance on certain natural fragrance materials

Known concerns

  • Aromatic ketone fragrance ingredient with limited public toxicology data
  • Class includes substances with skin sensitisation potential
  • Naphthalenones may carry residual concerns from related naphthalene-class compounds
  • Typically used under generic 'parfum' labelling, reducing transparency

References

EU

EU CosIng database

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

Related fragrance ingredients

Check your shelf

Find 3,4-DIHYDRO-7-METHYLNAPHTHALENONE in your products.

Scan any cosmetic product with LuxSense to see if it contains 3,4-DIHYDRO-7-METHYLNAPHTHALENONE 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.