The Nazarov cyclization of β-carbonyl-β′-furyl-divinyl ketones and related compounds as induced by perchloric acid
作者:A Fernández Mateos、E.M Martı́n de la Nava、R Rubio González
DOI:10.1016/s0040-4020(00)01092-9
日期:2001.2
Diluted solutions of perchloricacid and acetic anhydride are introduced as a new catalyst for cationic cyclizations. The influence of the strong acid concentration and the nature of the anhydride have been studied in four types of Nazarov substrates.