Reactions of 2-aminobenzenethiols with 4-hydroxycoumarin, maleic anhydride and<i>p</i>-chlorobenzoylacetone: A single step synthesis of heterocycles containing the 1,4-thiazine nucleus
作者:R. R. Gupta、R. K. Gautam、Rakesh Kumar
DOI:10.1002/jhet.5570240132
日期:1987.1
A single step and convenient synthesis of some heterocycles containing the 1,4-thiazine nucleus are reported by the condensation and cyclization of substituted 2-aminobenzenethiols with 4-hydroxycoumarin, maleic anhydride and p-chlorobenzoylacetone.
通过取代的
2-氨基苯硫醇与
4-羟基
香豆素,
马来酸酐和对
氯苯甲酰
丙酮的缩合和环化,报道了一步合成某些含有1,4-
噻嗪核的杂环的简便方法。