... Downloading zip file containing 3 articles... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 29, Issue 48, 1988, Pages 6339–6340. Cover image Cover image. A new enamine-salt for the synthesis of X-Alkylated ethyl acetoacetate derivatives. ... Helv. Chim. Acta, 70 (1987), p. 1104. ,a; G. Doleschall; ...