Synthesis, characterization, antioxidant, antimicrobial and DNA binding properties of ruthenium(II), cobalt(II) and nickel(II) complexes of Schiff base containing o-vanillin
作者:Nevin Turan、Kenan Buldurun、Yusuf Alan、Ahmet Savci、Naki Çolak、Asim Mantarcı
DOI:10.1007/s11164-019-03806-3
日期:——
In this study, the complex combinations of Ru(II), Co(II) and Ni(II) with Schiff base obtained through the condensation of (E)-methyl 2-amino-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate with 2-hydroxy-3-methoxybenzaldehyde (o-vanillin) were prepared. The characterization of newly developed complexes was implemented by IR, elemental analyses, magnetic susceptibility, mass spectra
在这项研究中,Ru(II),Co(II)和Ni(II)与席夫碱的复杂组合是通过(E)-甲基2-氨基-6-甲基-4,5,6,7的缩合获得的-四氢噻吩并[2,3-c]吡啶-3-羧酸与2-羟基-3-甲氧基苯甲醛(o-香兰素)。通过IR,元素分析,磁化率,质谱,UV-Vis和热重分析/差热分析对新开发的配合物进行表征。还研究了配合物的X射线粉末衍射图。发现配合物的几何形状为八面体。此外,还研究了抗氧化剂,抗菌剂和pBR322质粒DNA的切割活性。Co(II)复合物对革兰氏阳性和革兰氏阴性细菌的抗菌作用被认为高于配体。在Ru(II)配合物被发现具有对1,1-二苯基-2-苦基-肼(DPPH·)更高的自由基清除电位,超氧阴离子(O 2 -),羟基(OH)和2,2'-叠氮基-双-3-乙基苯并噻唑啉-6-磺酸(ABTS)自由基(与配体相比)。Ni(II)配合物的结合亲和力高于配体。