Department of Chemistry, National Tsing Hua University, Hsinchu 300, Taiwan, ROC
Abstract:
Regioselective Diels-Alder reactions of masked o-benzoquinones (MOBs) 2a-i derived from the corresponding 2-methoxyphenols 1a-i with acrylonitrile leading to highly functionalized bicyclo2.2.2]octenone derivatives in high yields are described.