Volatile Flavor and Aroma Components of Pineapple. l. Isolation and Tentative Identification of 2,5‐Dimethyl‐4‐Hydroxy‐3(2H)‐Furanone

Abstract
SUMMARY: An unstable compound with an intense odor of “burnt pineapple” was isolated as a major component of a pineapple flavor concentrate. This compound was tentatively identified as 2,5‐dimethyl‐P‐hydroxy‐3(2H)‐furanone (I).