Catalytic and Aerobic Oxidative C−H Annulation Reaction of Saturated Cyclic Amines for Synthesis of Dipyrroloquinolines
作者:Kenji Matsumoto、Rina Nakano、Ken‐ichi Yamada、Tsukasa Hirokane、Masahiro Yoshida
DOI:10.1002/adsc.202201332
日期:2023.2.7
With the aim of providing an efficient platform for the one-step construction of nitrogen-containing polycyclic frameworks, we report a heterogeneous platinum-catalyzed oxidative α,β-C(sp3)−H dual functionalization of saturated cyclic amines. This method involves a tandem oxidative dehydrogenation/hetero Diels-Alder reaction under aerobic mild conditions, providing tetracyclic octahydro-dipyrroloquinoline
为了为含氮多环框架的一步构建提供一个有效的平台,我们报道了一种非均相铂催化的饱和环胺氧化 α,β-C(sp 3 )−H 双官能化。该方法涉及在有氧温和条件下的串联氧化脱氢/杂 Diels-Alder 反应,以良好的收率提供四环八氢-二吡咯并喹啉骨架。该反应应用于一步合成天然产物incargranine B aglycone和seneciobipyrrolidine。该研究以高度原子经济的方式提供了高效快速地获取含氮稠合四环化合物的途径。