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2-Phenyl-2-butenal

At a glance

According to The Good Scents Company, this material has an odor type of musty, with descriptor tags: sweet, narcissus, cortex, beany, honey, cocoa, nutty, radish, musty, floral, honey, powdery, cocoa. (CAS 4411-89-6)

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

Category
⚗️ Synthetic
Extraction
Chemical synthesis
Chemical family
Aldehyde
CAS number
4411-89-6
Structure
2D molecular structure of 2-Phenyl-2-butenal
Profile
sweet, narcissus, cortex, beany, honey, cocoa, nutty, radish, musty, floral, honey, powdery, cocoa
IFRA status
Restricted -- max 0.05% in Category 4
Related nodes Part of the Black Locust Honey note Part of the Cocoa note Part of the Floral Bouquet note Part of the Floral Heart note Part of the Floral Notes note Part of the Forget-Me-Not Floral Accord note Part of the Honey note Part of the Multi-Floral Bouquet note Part of the Multi-floral Bouquet (overdose) note Part of the Narcissus note +8 more
● drafted · last checked 2026-09-01