Jun Liu, Deqiang Liang, Mang Wang
Nov 1, 2008
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Journal
Synthesis
Abstract
A facile and efficient one-pot synthesis of 1,3-disubstituted pyridin-2( 1H)-ones is developed via a novel cascade reaction of readily available a-hydroxy-a-carbamoyl ketene S,S-acetals under Vilsmeier conditions (DMF/POCl 3 ), and a mechanism of this domino reaction is proposed.