吡咯烷
化学
结合
吡啶
催化作用
迈克尔反应
加合物
加成反应
基础(拓扑)
有机化学
组合化学
药物化学
数学分析
数学
作者
Takaaki Ishii,Shingo Fujioka,Yusuke Sekiguchi,Hiyoshizo Kotsuki
摘要
Direct catalytic asymmetric Michael addition reactions of ketones to nitroolefins using newly developed chiral pyrrolidine-pyridine conjugate bases as catalysts are described. The desired 1,4-adducts are obtained in excellent yields with high enantio- and diastereoselectivities.
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