Reactivity of triazolyl Schiff bases with Ru(II)-2,2′-bipyridyl: Synthesis, spectroscopic characterization of isomers and their photo-physical properties
作者:Vinod K. Yadav、Sanjib Kar、L. Mishra
DOI:10.1016/j.poly.2008.09.012
日期:2009.1
were allowed to react with cis-Ru(bpy)2Cl2 · 2H2O. Isomers of the mononuclear complexes Ru(bpy)2L1]PF6 · NH4PF6 (1a, N4) and [Ru(bpy)2L1]PF6 · 0.5NH4PF6 (1b, N2), and the dinuclear Ru(II) complexes [Ru(bpy)2L2Ru(bpy)2](PF6)2 · NH4PF6 (2a, N4N4), [Ru(bpy)2L2Ru(bpy)2](PF6)2 · NH4PF6 · 2H2O (2b, N2N2) and [Ru(bpy)2L2Ru(bpy)2](PF6)3 · NH4PF6 (2c, Ru(II)-Ru(III)) were separated by column chromatography and
3-氨基-1 H -1,2,4-三唑与苯甲醛和对苯二甲醛的缩合提供Schiff碱1,2,4-三唑并-3-亚氨基苯L 1 H和1,4-bis (1,2,4-三唑-3-亚氨基)苯L 2 H 2。使特征良好的席夫碱与顺式-Ru(bpy)2 Cl 2 ·2H 2 O反应。单核络合物Ru(bpy)2 L 1 ] PF 6 ·NH 4 PF 6(1a,N4)的异构体和[Ru(bpy)2 L 1 ] PF 6 ·0.5NH 4 PF 6(1b,N2)和双核Ru(II)络合物[Ru(bpy)2 L 2 Ru(bpy)2 ](PF 6)2 ·NH 4 PF 6(2a,N4N4), [Ru(bpy)2 L 2 Ru(bpy)2 ](PF 6)2 ·NH 4 PF 6 ·2H 2 O(2b,N2N2)和[Ru(bpy)2 L 2 Ru(bpy)2 ](PF 6)3 ·NH通过柱色谱分离4 PF 6(