Synthesis, DNA Cleavage Activity, Cytotoxicity, Acetylcholinesterase Inhibition, and Acute Murine Toxicity of Redox‐Active Ruthenium(II) Polypyridyl Complexes
作者:Nagham Alatrash、Eugenia S. Narh、Abhishek Yadav、Mahn‐Jong Kim、Thamara Janaratne、James Gabriel、Frederick M. MacDonnell
DOI:10.1002/cmdc.201700240
日期:2017.7.6
Four mononuclear [(L-L)2 Ru(tatpp)]2+ and two dinuclear [(L-L)2 Ru(tatpp)Ru(L-L)2 ]4+ ruthenium(II) polypyridyl complexes (RPCs) containing the 9,11,20,22-tetraazatetrapyrido[3,2-a:2',3'-c:3'',2''-l:2''',3'''-n]pentacene (tatpp) ligand were synthesized, in which L-L is a chelating diamine ligand such as 2,2'-bipyridine (bpy), 1,10-phenanthroline (phen), 3,4,7,8-tetramethyl-1,10-phenanthroline (Me4
四个单核[(LL)2 Ru(tatpp)] 2+和两个双核[(LL)2 Ru(tatpp)Ru(LL)2] 4+钌(II)聚吡啶基配合物(RPC),包含9,11,20合成了22,4-四氮杂萘并[3,2-a:2',3'-c:3'',2''-1:2''',3'''-n]并五苯(tatpp)配体LL是螯合的二胺配体,例如2,2'-联吡啶(bpy),1,10-菲咯啉(phen),3,4,7,8-四甲基-1,10-菲咯啉(Me4 phen)或4, 7-二苯基-1,10-菲咯啉(Ph2 phen)。这些Ru-tatpp类似物均在pH 7下与适度的还原剂(如谷胱甘肽(GSH))进行还原反应,并筛选了几种结构相关但无氧化还原活性的RPC,以检测其DNA裂解活性,细胞毒性,乙酰胆碱酯酶( AChE)抑制和急性小鼠毒性,并就其氧化还原活性和亲脂性检查了它们的活性。在存在GSH的情况下,所有具有氧化还原活性的R