Transition metal complexes with Girard reagent-based ligands, Part I:: Synthesis and crystal structure of the first cobalt(III) complexes with Schiff base derivative of Girard reagent

被引:26
作者
Vojinovic, LS
Leovac, VM
Novakovic, SB
Bogdanovic, GA
Csanádi, JJ
Cesljevic, VI
机构
[1] VINCA Inst Nucl Sci, YU-11001 Belgrade, Serbia And Mont, Serbia
[2] Univ Novi Sad, Fac Sci, Dept Chem, YU-21000 Novi Sad, Serbia And Mont, Serbia
关键词
cobalt(III) complexes; pyridoxilidene Girard-T hydrazone; X-ray crystal structure;
D O I
10.1016/j.inoche.2004.09.016
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A new ligand, pyridoxilidene Girard-T hydrazone, [H3L]Cl-2 . 2H(2)O, and its octahedral cobalt(III) complexes [Co(HL) (NO2)(3)] . H2O (1) and [Co(HL)(2)](PF6)(3) (2) were synthesized. The X-ray analysis of (1) showed that the complex has a mer-octahedral configuration formed by coordination of the tridentate ONO neutral Schiff-base molecule and three monodentate N-bonded NO2 groups. Hydrogen bonds and intermolecular interactions for this complex are discussed. Complex (2) also has a mer-octahedral configuration. The ligand and complexes were characterized by elemental analysis, conductometric and magnetochemical measurements, IR and UV-Visible, H-1 and C-13 NMR spectra. (C) 2004 Published by Elsevier B.V.
引用
收藏
页码:1264 / 1268
页数:5
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