Syntheses of α-Pyrones Using Gold-Catalyzed Coupling Reactions
作者:Tuoping Luo、Mingji Dai、Shao-Liang Zheng、Stuart L. Schreiber
DOI:10.1021/ol200794w
日期:2011.6.3
Sequential alkyne activation of terminal alkynes and propiolic acids by gold(I) catalysts yields compounds having α-pyrone skeletons. Novel cascade reactions involving propiolic acids are reported that give rise to α-pyrones with different substitution patterns.