Asymmetric construction of spirobenzofuran indolinones via cascade reaction of 3-hydroxyoxindoles with coumarins
化学
级联
组合化学
色谱法
作者
Yanji Song,Yuqiao Zhou,Zheng Tan,Zhe Jiao,Xiaoming Feng,Xiaohua Liu
出处
期刊:Organic chemistry frontiers [The Royal Society of Chemistry] 日期:2024-01-01
标识
DOI:10.1039/d4qo01471e
摘要
An interesting asymmetric organocatalytic cascade reaction of 3-hydroxyoxindoles with coumarins was accomplished by chiral bisguanidinium hemisalt. A series of enantioenriched spirobenzofuran indolinones were afforded in high yields with high diastereo-...