n-Hexyl 2-butenoate

At a glance

n‑Hexyl 2‑butenoate (hexyl crotonate) is a synthetic ester made by esterifying n‑hexanol with crotonic acid, delivering a fresh, green‑apple‑like fruity note used in modern perfumery.

Category
⚗️ Synthetic
Origin
Synthetic (esterification of n‑hexanol and crotonic acid)
Extraction
Chemical synthesis
Chemical family
Unsaturated ester
CAS number
19089-92-0
IFRA status
Not restricted
● drafted · last checked 2026-09-01