Alpha-Methyl Ionone
✓ EU AllowedIdentification
CAS Number 127-51-5
Chemical Name (E)-3-methyl-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-one
IUPAC Name —
Formula C14H22O
Mol. Weight 206.32 g/mol
InChIKey JRJBVWJSTHECJK-PKNBQFBNSA-N
Function & Classification
Primary Function Masking
Origin Natural
EU Regulatory Status
Safety Profile
EU Fragrance Allergen One of 26 EU-mandated fragrance allergens — must be labeled separately per EU Cosmetics Regulation.
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Usage level, pH range, solubility and addition phase not yet available.
Usage Level % · Addition Phase · Solubility
Suppliers & Documents
Documents