Five-membered 2,3-dioxo heterocycles: LXXII. Recyclization of isopropyl 2-(1-aryl-4,5-dioxo-2-phenyl-4,5-dihydro-1H-pyrrol-3-yl)-2-oxoacetates by the action of aliphatic amines
作者:M. V. Dmitriev、P. S. Silaichev、A. N. Maslivets
DOI:10.1134/s1070428011010106
日期:2011.1
Reactions of isopropyl 2-(1-aryl-4,5-dioxo-2-phenyl-4,5-dihydro-1H-pyrrol-3-yl)-2-oxoacetates with alkylamines involve pyrroledione-pyrroledione recyclization with formation of isopropyl 1-aryl-2-hydroxy- 4,5-dioxo-3-[phenyl(alkylamino) methylidene] pyrrolidine-2-carboxylates.