通过微波辅助的丙二腈,芳族醛和2-巯基乙酸的三组分摩尔比为2:1:1.5和2:2.2的噻吩并[3,2- a ]吡啶衍生物进行绿色化学选择性合成:1。这些化合物经受了抗癌活性和对癌细胞HCT-116细胞和小鼠淋巴细胞的细胞毒性的实验。几乎所有测试的化合物都具有清除自由基的有效能力。另外,这些化合物中的大多数对HCT-116细胞和小鼠淋巴细胞均显示出细胞毒性,而没有选择性。其中,仅噻唑并[3,2- a ]吡啶衍生物5d表明对肿瘤细胞系HCT-116细胞具有选择性的细胞毒性。
Simple, Three-Component, Highly Efficient Green Synthesis of Thiazolo[3,2-a]pyridine Derivatives Under Neat Conditions
作者:Ramadan Ahmed Mekheimer、Noha Mohamed Hilmy、Afaf Abdel Hameed、Sawsan Dacrory、Kamal Usef Sadek
DOI:10.1080/00397911.2010.505700
日期:2011.9.1
Abstract Green, highly efficient, three-component syntheses of thiazolo-[3,2-a]pyridinederivatives via reaction of malononitrile, aromatic aldehydes, and 2-mercaptoacetic acid with a catalytic amount of piperidine without solvent with molar ratios of 2:2:1.2 and 2:2.2:1, respectively, has been reported.