Synthesis of novel pyridinium 1,5-zwitterions and their reactivity with isatin-based α-(trifluoromethyl)imines: a sulfur-controlled domino reaction

作者：Gaoting Zhang, Aimin Yu, Yingjie Lei, Xiangtai Meng, Lei Zhang · 发表于：Organic Chemistry Frontiers · 年份：2021 · DOI：10.1039/d1qo00312g · 被引用次数：19 · 研究领域：Fluorine in Organic Chemistry、Synthesis and Biological Evaluation、Cyclopropane Reaction Mechanisms

A new stable pyridinium 1,5-zwitterion, generated from azadiene and 4-dimethylaminopyridine, was isolated. The reaction of pyridinium 1,5-zwitterion and isatin-derived α-(trifluoromethyl)imine was regulated by temperature.