Synthesis and antitumor activity evaluation in vitro of 4-aminoquinazoline derivatives containing 1,3,4-thiadiazole
作者:Xiaojie Si、Honglin Dai、Chao Gao、Hao Wang、Lingling Chi、Zhangjie Wang、Limin Liu、Luye Zhang、Erdong Li、Jiaxin Zheng、Yaoyao Wang、Yu Ke、Hongmin Liu、Qiurong Zhang
DOI:10.1007/s00044-022-02913-y
日期:2022.8
derivatives containing 1,3,4-thiadiazole group were designed, synthesized and evaluated for antiproliferative activity against four human cancer cell lines (H1975, PC-3, MCF-7 and HGC-27) using MTT assay in vitro. Among them, compound N-(5-((3,5-dichlorobenzyl)thio)-1,3,4-thiadiazol-2-yl)-2-((4-(phenylamino)quinazolin-2-yl)thio)acetamide (15o) showed good anti-tumor proliferation activity against four
为了寻找高效、低毒的新型抗肿瘤药物,设计、合成了一系列含有1,3,4-噻二唑基团的新型4-氨基喹唑啉衍生物,并评估了其对四种人类癌细胞株的抗增殖活性(H1975, PC-3、MCF-7 和 HGC-27)在体外使用 MTT 测定。其中,化合物N-(5-((3,5-二氯苄基)硫代)-1,3,4-噻二唑-2-基)-2-((4-(苯氨基)喹唑啉-2-基)硫代)乙酰胺 ( 15o ) 对四种测试的癌细胞系显示出良好的抗肿瘤增殖活性,IC 50PC-3 细胞的值为 1.96 ± 0.15 μM。抗肿瘤活性明显优于吉非替尼。进一步的机制研究表明,化合物15o以浓度依赖性和时间依赖性方式抑制PC-3肿瘤细胞的迁移能力,阻断S期细胞周期。同时细胞克隆实验进一步证明,化合物15o显着抑制PC-3细胞集落形成,2.0 μM抑制率高达92%。