SYNTHESIS OF ETHYL PYRROLE-2-CARBOXYLATES: A REGIOSELECTIVE CYCLIZATION OF ENAMINONES UNDER KNORR-TYPE CONDITIONS
作者:Ibrahim Elghamry
DOI:10.1081/scc-120002701
日期:2002.1.1
A regioselective formation of ethyl pyrrole-2-carboxylates 4 and 5 is effected by reductive condensation of enaminones 1a-f and ethyl 2-oximinoacetoacetate 2. The structures of the products have been delineated by spectroscopic methods.