Crystal structure, cytotoxicity and biological activity of hydrogen bonded networks based on dimethyltin (IV) and bipodal ligands
作者:Safaa Eldin H. Etaiw、Dina M. Abd El-Aziz、Elham A. Ali
DOI:10.1016/j.jorganchem.2019.05.007
日期:2019.8
type [Me2SnCl2L], L = 2,2′-bipyridine (2,2′-bpy), SC 1, 4,4′-bipyridine (4,4′-bpy), SC 2, and (1,10-phenanthroline), SC 3, have been synthesized and structurally characterized by elemental analysis, FT-IR, UV–Vis, 1H and 13C NMR spectra and X-ray single crystal. The X-ray data of SC 1 and SC 2 exhibited 1:1 stoichiometry for the dimethyltin dichloride: bipodal ligand. The structure of SC 1 extends along
[Me 2 SnCl 2 L]类型的超分子复合物(SC),L = 2,2'-联吡啶(2,2'-bpy),SC 1,4,4'-联吡啶(4,4'-bpy ),已合成并通过元素分析,FT-IR,UV-Vis,1 H和13 C NMR光谱以及X射线单晶对SC 2和(1,10-菲咯啉)SC 3进行了合成。SC 1和SC 2的X射线数据显示二氯二甲基锡:双足配体的化学计量比为1:1。SC 1的结构沿a轴以平行的方式延伸,通过H键形成一维链,而它们进一步通过广泛的H键传播,形成2D网络。SC 2沿a轴的延伸结构由通过H键形成A…A…A时尚的平行一维链组成。SC 3的分子模型研究表明,Sn(IV)中心具有N2C2Cl2八面体几何形状。被测化合物SC 1,SC 2和SC 3被发现在体外模型中抑制细胞增殖并诱导高百分比的人乳腺腺癌细胞(MCF7),肝癌(HEPG2),结直肠癌(HCT-116),宫颈癌(HEL