Microwave-Enhanced Reactivity of Non-Activated Dienophiles Towards Pyrazine<i>o</i>-Quinodimethanes
作者:Angel Díaz-Ortiz、Antonio de la Hoz、Andrés Moreno、Pilar Prieto、Rafael León、María A. Herrero
DOI:10.1055/s-2002-35593
日期:——
Microwave irradiation in solvent-free conditions induces cycloaddition reactions of pyrazine o-quinodimethane intermediates with electron-rich dienophiles within 10-15 min to afford quinoxaline derivatives in acceptable yields.