Alpha-Isomethyl Ionone
INCI name: Alpha-Isomethyl Ionone
Alpha-Isomethyl Ionone is classed in the EU CosIng database as skin conditioning and perfuming. Piel groups it with EU-listed allergens and fragrance.
What it does
- skin conditioning
- perfuming
How Piel groups it
Piel's knowledge base files Alpha-Isomethyl Ionone under:
- EU-listed allergens
- fragrance
Found in 1,138 products in Piel's catalogue.
EU regulation
Alpha-Isomethyl Ionone is listed in the EU Cosmetics Regulation, annex entry III/90. The entry sets conditions of use; read it on CosIng.
Identifiers
- INCI name
- Alpha-Isomethyl Ionone
- CAS number
- 127-51-5
- EC number
- 204-846-3
- CosIng reference
- 39665
Data from Piel's records, September 19, 2026