Ionone

At a glance

A violet ketone, found in trace natural amounts in orris root and violet leaves but produced synthetically for perfumery; gives a soft, powdery, woody-violet scent.

Category
⚗️ Synthetic
Origin
Synthesized in laboratories; also occurs naturally in violet and orris
Extraction
Chemical synthesis
Chemical family
Ketone
CAS number
127-43-5
Profile
Powdery, woody, violet-like scent
IFRA status
Not restricted
Cost tier
Low
● drafted · last checked 2026-08-27