Kaval Nadya, Dehaen Wim, Kappe C Oliver, Van der Eycken Erik
Department of Chemistry, Katholieke Universiteit Leuven, Leuven, Belgium.
Org Biomol Chem. 2004 Jan 21;2(2):154-6. doi: 10.1039/b315150f. Epub 2003 Dec 4.
It is demonstrated that microwave-assisted Diels-Alder reactions of substituted 2(1H)-pyrazinones with ethylene are significantly more effective utilizing pre-pressurized (up to 10 bar) reaction vessels.
结果表明,在使用预加压(高达10巴)反应容器时,取代的2(1H)-吡嗪酮与乙烯的微波辅助狄尔斯-阿尔德反应显著更有效。