Synthesis of new series of N-3-[-{2-(substituted phenyl-4-oxo-5-(substituted benzylidene)-1,3-thiazolidine}-carbamyl]-propyl-2-aminothiazole and their biological importance
作者:PUSHKAL SAMADHIYA、RITU SHARMA、SANTOSH K SRIVASTAVA、SAVITRI D SRIVASTAVA
DOI:10.1007/s12039-011-0123-2
日期:2011.9
Synthesis of new series of N-3-[-2-(substituted phenyl-4-oxo-5-(substituted benzylidene)-1,3-thiazolidine}-carbamyl]-propyl-2-aminothiazole, 5(a–s) have been developed. The cycloaddition reaction of thioglycolic acid with N-3-(substituted benzylidine-carbamyl)-propyl}-2-aminothiazole, 3(a–s) in the presence of anhydrous ZnCl2 afforded new heterocyclic compounds N1-3-[-2-(substituted phenyl-4-oxo-1
N-3-[-2-(取代的苯基-4-氧代-5-(取代的亚苄基)-1,3-噻唑烷}-氨基甲酰基]-丙基-2-氨基噻唑的新系列的合成,5(a–s )已被开发。用N- 3-(取代亚苄基氨基甲酰基) -丙基} -2-氨基噻唑,巯基乙酸的环加成反应图3(a-S)的无水氯化锌的存在下2,得到新的杂环化合物ñ 1 -3-[-2-(取代的苯基-4-氧代-1,3-噻唑烷}-氨基甲酰基]-丙基-2-氨基噻唑4(a–s)。后者是用几种选择的取代芳香醛处理的C 2 H 5 ONa的存在经历Knoevenagel反应生成5(a–s)。化合物的结构1,2,图3(a-S) ,如图4(a-S)和图5(a-S)通过IR,确认1 H NMR,13 C NMR,FAB质谱和化学分析。筛选所有最终化合物的抗某些选定细菌和真菌的抗菌活性,针对结核分枝杆菌的抗结核研究得到了可接受的活性。 N-3-[-2-(取代的苯基-4-氧代-5-(取代的亚苄基)-1