Tetrahedron letters Volume 50, Issue 15, 15 April 2009, Pages 1705–1707
Tetramic acid derivatives via Ugi–Dieckmann-reaction
Julia H. Spatz, Sebastian J. Welsch, David-Emmanuel Duhaut, Nadine Jäger, Thomas Boursier, Martin Fredrich, Lars Allmendinger, Günther Ross, Jürgen Kolb, Christoph Burdack, Michael Umkehrer
- DOI:
http://dx.doi.org/10.1016/j.tetlet.2009.01.124