Synthesis and antitumor activity of aza-brazilan derivatives containing imidazolium salt pharmacophores
作者:Mingqin Huang、Shengzu Duan、Xueqiong Ma、Bicheng Cai、Dongmei Wu、Yan Li、Liang Li、Hongbin Zhang、Xiaodong Yang
DOI:10.1039/c9md00112c
日期:——
The synthesis of a series of novel aza-brazilan derivatives containing imidazolium salt pharmacophores is presented. The biological activity of such imidazolium salts was further evaluated in vitro against a panel of human tumor cell lines. The results suggest that the electron-withdrawing group on the aza-brazilan moiety, substituted 5,6-dimethyl-benzimidazole ring and substitution of the imidazolyl-3-position
提出了一系列新型的含咪唑鎓盐药效基团的氮杂-brazilan衍生物的合成。在体外针对一组人类肿瘤细胞系进一步评估了这种咪唑鎓盐的生物活性。结果表明,氮杂-巴西兰部分上的吸电子基团,取代的5,6-二甲基-苯并咪唑环以及用4-甲基苄基取代的咪唑基-3-位对于调节细胞毒性活性至关重要。发现化合物55和39在5,6-二甲基-苯并咪唑的3位带有一个4-甲基苄基取代基,是对四个人类肿瘤细胞最有效的化合物,IC50值分别为0.52-1.30μM和0.56-1.51μM。线路调查。特别地,化合物57表现出对MCF-7细胞系的抑制活性,IC 50值为0。35μM,灵敏度是DDP的56倍。此外,化合物55通过诱导SMMC-7721细胞中的G0 / G1细胞周期停滞和凋亡来抑制细胞增殖。