Butanoic acid, 2-methyl-, 5-hexen-1-yl ester

At a glance

A synthetic fragrance ingredient used to add fruity and floral notes to perfumes It is valued by perfumers for this distinctive character and used as a building block within larger fragrance compositions.

Category
⚗️ Synthetic
Origin
lab-created
Extraction
Chemical synthesis
Chemical family
Acid
CAS number
155514-23-1
Profile
fruity, floral, green
IFRA status
Restricted, concentration limits under IFRA standards (listed as "5-Hexen-1-yl 2-methylbutanoate", CAS 155514-23-1)
● drafted · last checked 2026-08-26