Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A versatile preparation of α-alkoxyphosphonium bromides leading to enol ethers by Wittig coupling was exploited for the convergent synthesis of pheromones from the Douglas-fir tussock moth and the olive fly as well as an oxaspirolactone and C-glycoside. ... Satisfactory spectral ...