Synthesis, Characterization, DNA Binding, Light Switch “On and Off”, Docking Studies and Cytotoxicity, of Ruthenium(II) and Cobalt(III) Polypyridyl Complexes
作者:M. Rajender Reddy、Putta Venkat Reddy、Yata Praveen Kumar、A. Srishailam、Navaneetha Nambigari、S. Satyanarayana
DOI:10.1007/s10895-014-1355-6
日期:2014.5
10]phenanthroline and its complexes [Ru(phen)2dmbip]2+ (1), [Ru(bpy)2dmbip]2+ (2), [Co(phen)2dmbip]3+ (3) and [Co(bpy)2dmbip]3+ (4) [where phen = 1, 10-phenanthroline, bpy = 2, 2′-bipyridine], have been synthesized and characterized by elemental analysis, IR, UV-Vis, 1H NMR, 13C NMR and Mass spectra. The DNA binding properties of the complexes were investigated by absorption, emission, quenching studies, light switch
新型配体(dmbip) 2-(4-N, N-二甲基苯胺)1H-咪唑并[4, 5-f][1, 10]菲咯啉及其配合物[Ru(phen) 2 dmbip] 2+ (1), [Ru(bpy) 2 dmbip] 2+ (2), [Co(phen) 2 dmbip] 3+ (3) 和 [Co(bpy) 2 dmbip] 3+ (4) [其中 phen = 1, 10-菲咯啉, bpy = 2, 2 ' -联吡啶],已合成并通过元素分析、IR、UV-Vis、1 H NMR、13表征C NMR和质谱。通过吸收、发射、淬灭研究、光开关“开和关”、盐依赖性、传感器(阳离子和阴离子)研究、粘度测量、循环伏安法、分子建模和对接研究来研究复合物的 DNA 结合特性。筛选四种复合物的 pBR322 DNA 光裂解、抗菌活性和细胞毒性。实验结果表明这四种复合物可以嵌入DNA碱基对中。这些复合物的 DNA 结合亲和力的顺序为