6-甲氧基-2H,4H-苯并噻嗪衍生物的合成及抗肿瘤活性研究
Synthesis and anti-tumor activities of 6-methoxy-2H,4H-benzothiazine compounds
作者:方方;陈勇;刘兆鹏;吴培云;
Author:
收稿日期: 年卷(期)页码:2014,29(05):-518-521
期刊名称:华西药学杂志
Journal Name:WEST CHINA JOURNAL OF PHARMACEUTICAL SCIENCES
关键字:苯并噻嗪;合成;抗肿瘤
Key words:
基金项目:安徽省自然科学基金(批准号:10040606Q41);;
教育部科学技术研究重点项目(批准号:211078);;
安徽高校省级自然科学研究项目(批准号:KJ2009B149)
中文摘要
目的以ABT-751、鬼臼毒素和秋水仙碱分子结构为基础,合成6-甲氧基-2H,4H-苯并噻嗪衍生物,并初步评价其体外抗肿瘤活性。方法以3-甲基苯甲醚为原料,经5步反应合成出8个结构新颖的目标化合物。以ABT-751分子为阳性对照,采用MTT法检测目标化合物对人正常细胞株L02及3种肿瘤细胞株MCF-7、HepG-2和K562/AO2体外活性的抑制作用,检测化合物Ⅴb、Ⅴc、Ⅴd、Ⅴe、Ⅴg对微管蛋白聚合的抑制活性。结果目标化合物经IR、MS、1H-NMR谱确证。Ⅴb~Ⅴh对L02的活性抑制弱于ABT-751。Ⅴc和Ⅴe对MCF-7、Ⅴg对HepG-2、Ⅴb对K562/AO2的体外抑制活性优于ABT-751。化合物Ⅴb、Ⅴd、Ⅴe、Ⅴg45μmol·L-1对微管蛋白聚合有良好的抑制活性。结论合成的多数化合物对肿瘤细胞具有一定程度的抑制作用,对正常细胞的毒性较弱,其抑制作用可能与抑制微管蛋白聚合有关。
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