Synthesis of trans-2-(indol-3-yl)-3-nitrothiochroman-4-ones from 3-nitrothiochromone and indoles
作者:M. A. Barabanov、D. V. Sevenard、V. Ya. Sosnovskikh
DOI:10.1007/s11172-012-0308-y
日期:2012.11
1,4-Nucleophilic addition reactions of 3-nitrothiochromone with indoles gave a number of novel trans-2-(indol-3-yl)-3-nitrothiochroman-4-ones in 36–89% yields. During the reactions, the thiopyrone ring underwent no opening.