2-UNDECENENITRILE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

2-UNDECENENITRILE

Safety grade: A

This is a synthetic fragrance ingredient that contributes a subtle, clean, slightly waxy or floral scent to cosmetic products. It belongs to a group of aroma chemicals used to create or enhance perfume blends.

It is used in cosmetic products as a fragrance component to add or boost a specific scent character in perfumes, lotions, and other scented products.

Graded using: COSING.

Last verified: May 26, 2026