This document does not have an outline. ... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. ... Author links open the overlay panel. Numbers correspond to the affiliation list which can be exposed by using the show more link. ... Dianions derived from a variety of 1,3-diketones react with Z-ethyl-3-bromopropenoate to afford unsaturated diketoesters which upon treatment with base undergo facile cyclization-dehydration to p- ...
