Keywords: UgiBetaLactam.png w Ugi reaction used to form a w Beta-lactams See 10 1021/ja062509l DOI Own work done in ChemDraw 2006-06-27 Martin Walker Made public domain Gedey S ; Van der Eycken J ; Fülöp F Liquid-Phase Combinatorial Synthesis of Alicyclic β-Lactams via Ugi Four-Component Reaction w Organic Letters 2002 4 1967-1969 10 1021/ol025986r Ugi reaction |