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Isobutyl 2-butenoate

At a glance

According to The Good Scents Company, this material has an odor type of fruity, with descriptor tags: fruity, dry, tropical, rummy, ripe, green, pear, caramellic, woody, fruity, brown, ripe, alcoholic, cognac, rummy. (CAS 589-66-2)

Why synthetics aren't a downgrade, a different toolkit → · Why some materials get IFRA-restricted →

Category
⚗️ Synthetic
Extraction
Chemical synthesis
CAS number
589-66-2
Structure
2D molecular structure of Isobutyl 2-butenoate
Profile
fruity, dry, tropical, rummy, ripe, green, pear, caramellic, woody, fruity, brown, ripe, alcoholic, cognac, rummy
IFRA status
Not restricted
Related nodes Part of the Amaranth Wood note Part of the Apple Tree Wood note Part of the Brown Sugar note Part of the Cashmeran Wood note Part of the Cashmere Wood note Part of the Cognac note Part of the Dry Wood note Part of the Fig Tree Wood note Part of the Green Apple note Part of the Green Fig note +25 more
● drafted · last checked 2026-09-01