Fragrance acetal solvent
ACETALDEHYDE DIETHYL ACETAL
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Acetaldehyde diethyl acetal is a fruity-smelling fragrance ingredient and solvent. It is highly flammable and can release acetaldehyde on hydrolysis, limiting cosmetic use to low fragrance levels.
Skin benefits
- Provides fruity ethereal note in fragrance compositions
- Useful as solvent and acetal protection group in chemistry
Known concerns
- Highly volatile and flammable solvent
- Hydrolyses to acetaldehyde, a Group 1 IARC carcinogen on inhalation
- Eye and respiratory irritant in concentrated form
- Allowed only at low fragrance levels
References
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.