PPh3-catalyzed synthesis of dicyano-2-methylenebut-3-enoates as efficient dienes in catalytic asymmetric inverse-electron-demand Diels–Alder reaction
作者:Xianxing Jiang、Dan Fu、Xiaomei Shi、Shoulei Wang、Rui Wang
DOI:10.1039/c1cc12834e
日期:——
We present here the synthesis of dicyano-2-methylenebut-3-enoates as novel Diels-Alder dienes through an efficient PPh(3)-catalyzed strategy, and an unprecedented PPh(3)-catalyzed addition/all-carbon-based asymmetric inverse-electron-demand Diels-Alder sequence reaction is disclosed for the first time.
我们在这里介绍通过有效的PPh(3)催化的策略,和前所未有的PPh(3)催化的加成/基于全碳的不对称逆,作为新型Diels-Alder二烯的二氰基-2-亚甲基丁-3-烯酸酯的合成-电子需求的Diels-Alder序列反应首次公开。