Synthesis and characterization of a spiroindolone pyrothiazole analog via X-ray, biological, and computational studies
作者:Mezna Saleh Altowyan、Saleh Atef、Mohamed H. Al-Agamy、Saied M. Soliman、M. Ali、Mohammed Rafi Shaik、M. Iqbal Choudhary、Hazem A. Ghabbour、Assem Barakat
DOI:10.1016/j.molstruc.2019.03.032
日期:2019.6
Abstract Synthetic and natural spiroxindoles are important anti-inflammatory, antibacterial, antileishmanial, and anticancer agents. In this study, we prepared a spiroxindole derivative and evaluated the preliminary results of its biological activity including anti-inflammatory, antileishmanial, and cytotoxic activity against 3T3 and Hela cell lines. By adopting the 1,3-dipolar cycloaddition reaction, we
摘要 合成和天然螺吲哚是重要的抗炎、抗菌、抗利什曼原虫和抗癌剂。在这项研究中,我们制备了一种螺吲哚衍生物,并评估了其生物活性的初步结果,包括对 3T3 和 Hela 细胞系的抗炎、抗利什曼原虫和细胞毒活性。通过采用 1,3-偶极环加成反应,我们能够成功地将烯烃、靛红和一种氨基酸结合形成所需的螺吲哚类似物 4(产率高达 94%)。为了阐明4的化学结构,采用X射线单晶衍射技术,并使用B3LYP/6-311G(d,p)方法计算了4的电子和核磁共振谱。计算出的 1H 和 13C NMR 化学位移与实验数据吻合良好。然后评估化合物 4 对 3T3 和 Hela 细胞系的抗炎、抗利什曼原虫和细胞毒活性。与测试标准布洛芬 (IC50 = 11.2 ± 1.9 μM) 相比,这种螺吲哚吡噻唑 (IC50 = 65.9 ± 6.6 μM) 显示出较弱的抗炎活性,与阿霉素 (IC50 = 1.2 ± 0.4)