立体中心
电催化剂
催化作用
化学
电化学
选择性
组合化学
钴
立体化学
纳米技术
材料科学
对映选择合成
有机化学
电极
物理化学
作者
Tristan von Münchow,Yi‐Ru Liu,Rahul Parmar,Sven Erik Peters,Sven Trienes,Lutz Ackermann
标识
DOI:10.1002/anie.202405423
摘要
In recent years, enantioselective electrocatalysis has surfaced as an increasingly-effective platform for sustainable molecular synthesis. Despite indisputable progress, strategies that allow the control of two distinct stereogenic elements with high selectivity remain elusive. In contrast, we, herein, describe electrochemical cobalt-catalyzed C-H activations that enable the installation of chiral stereogenic centers along with a chiral axis with high levels of enantio- and diastereoselectivities. The developed electrocatalysis strategy allowed for C-H/N-H activations/annulations with cyclic and non-cyclic alkenes providing expedient access to various central as well as atropo-chiral dihydroisoquinolinones paired to the valuable hydrogen evolution reaction. Studies on the atropo-stability of the obtained compounds demonstrated that the exceedingly mild conditions ensured by the electrocatalytic process were key for the achieved high stereoselectivities.
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