作者:Lv, Lijie、Zheng, Jia、Xiao, Yijie、Ni, Dan、Luo, Zhangshun、Gao, Yunyun、Wei, Yue、He, Yi、Nie, Shenyou
DOI:10.1021/acs.orglett.4c01050
日期:——
An unusual rhodium-catalyzed C–H activation/Lossen rearrangement/oxa-Michael addition tandem cyclization has been achieved along with a tunable well-known C–H activation/[4 + 2] annulation, leading to regio-, chemo-, and diastereoselective access to diverse pentacyclic α-carbolines and β-carboline-1-one derivatives in moderate to good yields with significant anticancer activity.
已经实现了一种不寻常的铑催化的 C–H 活化/Lossen 重排/oxa-Michael 加成串联环化以及众所周知的可调 C–H 活化/[4 + 2] 环化,从而导致区域-、化学-和非对映选择性获得多种五环α-咔啉和β-咔啉-1-酮衍生物,产率中等至良好,具有显着的抗癌活性。