Isolation and synthesis of 3- and 4-hydroxy-1,7-dioxaspiro[5.5]undecanes from the olive fly (Dacus oleae)

Abstract

Two novel hydroxyspiroacetals, 3- and 4-hydroxy-1,7-dioxaspiro[5.5]undecane have been isolated from the rectal gland of the female olive fly (Dacus oleae) and a stereoselective synthesis of the latter developed.