3,4-DIHYDRO-8-METHYLNAPHTHALENONE

40

Caution

CAS Number: 51015-28-2

About 3,4-DIHYDRO-8-METHYLNAPHTHALENONE

3,4-DIHYDRO-8-METHYLNAPHTHALENONE is a cosmetic ingredient used in product formulation. Exercise caution due to limited available safety data.

Detailed Analysis

3,4-Dihydro-8-methylnaphthalenone is a substituted tetralone (tetrahydronaphthalen-1-one) with GHS hazard statements H315 (skin irritant), H319 (eye irritant), and H335 (respiratory irritant). The 1-oxo-tetraline structure provides a reactive conjugated ketone system capable of acting as a Michael acceptor, which is a structural alert for sensitization.

Known Concerns

  • ⚠ GHS: H315 skin irritant, H319 eye irritant, H335 respiratory irritant
  • ⚠ Alpha,beta-unsaturated ketone structural alert for sensitization
  • ⚠ Reactive aromatic ketone not suitable for leave-on cosmetics

Safety Score

40

Caution

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

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EU CosIng Database

European Commission cosmetic ingredient registry

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.