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7-METHYL-3-METHYLENEOCT-6-ENAL

CAS 55050-40-3
50

Safety score · 0–100

Moderate

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

An unsaturated aldehyde fragrance ingredient with inherent sensitizer properties typical of this chemical class that requires careful concentration management.

This α,β-unsaturated aldehyde belongs to a chemical class known for potent sensitization risks. The methylene-double bond arrangement is structurally associated with allergy potential. EU regulation requires IFRA/RIFM safety assessments for this type of fragrance chemical, and typical use levels are restricted to minimize contact sensitization in finished cosmetic products.

Skin benefits

  • fragrance function

Known concerns

  • skin sensitizer (aldehyde class)
  • potential allergen
  • low concentration limits

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.