Diacetoxyiodobenzene mediated oxidative dethionation of N-substituted-5-arylmethylidene rhodanines: an efficient synthesis of N-substituted-5-arylmethylidene thiazolidine-2,4-diones
作者:Sarangthem Joychandra Singh、Nepram Sushuma Devi
DOI:10.24820/ark.5550190.p009.848
日期:——
A simple and efficient synthesis of N-substituted-5-arylmethylidene thiazolidine-2,4-diones has been developed via oxidative dethionation of N-substituted-5-arylmethylidene rhodanines using diacetoxyiodobenzene (DIB) in ethanol at room temperature. This protocol is simple, mild, column free, obviates the need of acids and bases, and offers a broad substrate scope.
在室温下,使用二乙酰氧基碘苯 (DIB) 在乙醇中对 N-取代-5-芳基亚甲基罗丹宁进行氧化脱硫,开发了一种简单有效的 N-取代-5-芳基亚甲基噻唑烷-2,4-二酮合成方法。该方案简单、温和、无柱,不需要酸和碱,并提供广泛的底物范围。