(<i>Z</i>)‐5‐Tetradecen‐14‐olide, a New Macrocyclic Lactone, and Two Unsaturated Straight Chain Acetates from Ambrette Seed Absolute

Abstract

Abstract ( Z )‐5‐Tetradecen‐14‐olide ( 1 ), ( Z )‐5‐dodecenyl acetate ( 2 ), and ( Z )‐5‐tetradecenyl acetate ( 3 ) have been isolated from the absolute oil of Hibiscus abelmoschus L . The lactone 1 is a new macrocyclic musk compound, and the occurrence of the two acetates 2 and 3 in a plant is reported for the first time. Syntheses of the three compounds are described.