Atroposelective Synthesis of Triaryl α‐Pyranones with 1,2‐Diaxes by N‐Heterocyclic Carbene Organocatalysis
作者:Simiao Zhang、Xiaoxue Wang、Li‐Li Han、Jibin Li、Zheng Liang、Donghui Wei、Ding Du
DOI:10.1002/anie.202212005
日期:2022.12.23
The single-step atroposelective construction of triaryl α-pyranones with stereogenic 1,2-diaxes was accomplished by NHC organocatalysis. The structure of the substrates and the catalytic system play a critical role in the success of this protocol. DFT calculations were performed to rationalize the origin of the high stereoselectivity.
通过 NHC 有机催化完成了具有立体异构 1,2-二轴的三芳基 α-吡喃酮的单步阻转选择性构建。底物的结构和催化系统对该协议的成功起着至关重要的作用。进行 DFT 计算以合理化高立体选择性的起源。