Iso E Super

At a glance

A synthetic woody-amber molecule (Firmenich's Iso E Super) with a smooth, velvety, almost skin-like radiance; a modern perfumery staple used in huge quantities for its transparent woody depth.

Category
⚗️ Synthetic
Origin
Synthesized in laboratories
Extraction
Chemical synthesis
Chemical family
Cyclic ketone
CAS number
54464-57-2
Profile
Smooth, velvety, woody-amber scent with a near-transparent radiance
IFRA status
Restricted, dermal sensitization and systemic toxicity limits under IFRA Amendment 49 (2020)
Cost tier
Low
● drafted · last checked 2026-08-26