carbonates catalyzed by Pd(OAc)2-TFP has been developed; the products were applied successfully to the Diels-Alder reaction with electron-deficient alkynes to afford polysubstituted benzene derivatives with an excellent regioselectivity.
已经开发了一种由Al到Allene的方案,可通过Pd(OAc)2-
TFP催化从2,3-烯
丙酸和炔
丙基碳酸酯以中等至高收率合成β-烯基
丁烯酸内酯;产物成功用于缺电子
炔烃的Diels-Alder反应,得到具有优良区域选择性的多取代苯衍
生物。