Design, synthesis and biological evaluation of novel N-[4-(2-fluorophenoxy)pyridin-2-yl]cyclopropanecarboxamide derivatives as potential c-Met kinase inhibitors
作者:Ju Liu、Yilin Gong、Jiantao Shi、Xuechen Hao、Yang Wang、Yunpeng Zhou、Yunlei Hou、Yajing Liu、Shi Ding、Ye Chen
DOI:10.1016/j.ejmech.2020.112244
日期:2020.5
Three series of novel 4-phenoxypyridine derivatives containing 4-methyl-6-oxo-1,6-dihydropyridazine- 3-carboxamide, 5-methyl-4-oxo-1,4-dihydropyridazine-3-carboxamide and 4-methyl-3,5-dioxo-2,3,4,5- tetrahydro-1,2,4-triazine-6-carboxamide moieties were synthesized and evaluated for their in vitro inhibitory activitives against c-Met kinase and cytotoxic activitives against A549, H460, HT-29 cancer
包含4-甲基-6-氧代-1,6-二氢哒嗪-3-羧酰胺,5-甲基-4-氧代-1,4-二氢哒嗪-3-羧酰胺和4-甲基-3的三个系列的新型4-苯氧基吡啶衍生物合成了5-5-二氧代-2,3,4,5-四氢-1,2,4-三嗪-6-羧酰胺基团,并评估了其对c-Met激酶的体外抑制活性和对A549,H460, HT-29癌细胞系。结果表明,大多数化合物显示出中等至良好的抗肿瘤活性。最有前途的化合物26a(c-Met IC 50值为0.016μM)对具有IC 50的A549,H460和HT-29细胞系表现出显着的细胞毒性分别为1.59μM,0.72μM和0.56μM。他们的初步结构-活性关系(SAR)研究表明,4-甲基-3,5-二氧杂-2,3,4,5-四氢-1,2,4-三嗪-6-羧酰胺更优选用作连接基,末端苯环上的吸电子基团对于改善抗肿瘤活性剂是有利的。此外,在HT-29和/或A549细胞系上进行了26a的集落形成,a啶橙/溴化乙锭(AO