1-Decen-4-yne

At a glance

A synthetic alkyne derived from petrochemical feedstocks, used for its fresh green note in modern fragrances. It is valued by perfumers for this distinctive character and used as a building block within larger fragrance compositions.

Category
⚗️ Synthetic
Extraction
Chemical synthesis
Chemical family
Alkyne
CAS number
24948-66-1
IFRA status
Restricted -- max 0.04% in Category 4
● drafted · last checked 2026-09-01