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Is Isomethyl-alpha-Ionone vegetarian?

Isomethyl-alpha-Ionone

Vegetarian Vegetarian
Vegan Vegan

Isomethyl-alpha-Ionone is a synthetic fragrance compound belonging to the ionone family of rose ketones, used widely in perfumery for its floral, woody-violet scent.

Also known as 3-Methyl-4-(2,6,6-trimethyl-1-cyclohexenyl)-3-buten-2-one, delta-Iraldeine, iso-Methyl-beta-ionone, Isomethyl-beta-ionone, Methyl-delta-ionone
INCI name Isomethyl-alpha-Ionone
CAS number 79-89-0
EC number 201-231-1
CosIng ID 41441
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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