trans-2-Hexenyl butyrate
At a glance
A synthetic ester made by esterifying trans‑2‑hexenol with butyric acid; it offers a fresh green‑apple, pineapple‑like fruity note used to add crisp fruitiness in many modern fragrances.
Why synthetics aren't a downgrade, a different toolkit → · Why some materials get IFRA-restricted →