Novel tartrate-derived guanidine-catalyzed highly enantio- and diastereoselective Michael addition of 3-substituted oxindoles to nitroolefins
作者:Liwei Zou、Xiaoze Bao、Yuanyuan Ma、Yuming Song、Jingping Qu、Baomin Wang
DOI:10.1039/c4cc01817f
日期:——
The Michael addition of 3-substituted oxindoles to nitroolefins was catalyzed by a novel tartrate-derived guanidine in high yield with excellent diastereo- and enantioselectivity. This method showed an extraordinarily broad substrate scope in terms of both reaction partners.