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. ... Activated α,β-unsaturated oxazolines are reactive Michael acceptors in the addition of silyl enol ethers, leading to δ-oxo acids after acidic hydrolysis. ... Student of the IUT of Chemistry (Orsay) in training period. Preliminary communication: Third Belgian Organic Synthesis ...