已经合成了两个新颖的肼基噻唑基香豆素衍生物系列,并通过IR,1 H NMR,13 C NMR,元素分析和质谱数据进行了充分表征。X射线晶体学进一步证实了某些化合物的结构。在体外筛选了所有这些衍生物10a – d和15a – h对各种细菌(包括结核分枝杆菌和白色念珠菌)的抗菌活性。化合物10c,10d和15e 对所有测试的微生物菌株表现出非常好的活性。
A novel class of coumarin‐thiazole conjugated systems (1‐31) were synthesized by Hantzsch condensation between α‐bromo‐3‐acetyl coumarin and several thiosemicarbazone intermediates. This scaffold was also evaluated for selective antibacterial activity against 20 isolates of H. pylori clinical strains, including four metronidazole resistant ones. J. Heterocyclic Chem., (2010).