techniques. Electrochemical behavior of the complexes has been examined by cyclic voltammetry. Structure of one of the complexes cis-[Ru(PPh3)2(L6H)2](ClO4)2·2H2O, has been solved by single crystal X-ray diffraction technique. All the ligands are found to be chelated to the ruthenium(II) center in its thione form through its imine nitrogen and the thione sulfur. The pyridine ring nitrogen remained uncoordinated
摘要合成了一系列潜在的NNS三齿状但功能上为NS二齿螯合
配体的
钌(II)配合物,它们是
吡啶2-醛和
噻吩2-醛(LH)的4-取代的4-苯基和4-环己基
硫代半缩
氮酮。使用Ru(PPh3)3C
L2作为起始原料。该配合物具有通式[Ru(PPh3)2(LH)2] X2,[L1H,
L2H,L3H,L4H,L5H和L6H为4-(对
氟苯基),4-(对
氯苯基)4-
吡啶2-醛和L7H的(对-
碘苯基),4-(对-羟基苯基),4-(对-甲基苯基)和4-(对-环己基)
硫代半
氨基甲酮是
噻吩2-醛的4-环己基
硫代半碳酮(图1)和X =
ClO4,PF6]。还合成了复合物[Ru(bipy)(L6H)2]( )2。所有的络合物都通过元素分析,溶液中电导的测量,在室温和光谱技术下的磁化率。通过循环伏安法检查了配合物的电
化学行为。通过单晶X射线衍射技术已经解决了一种顺式[[Ru(PPh3)2(L6H)2]( )2·