New cobalt(II) and nickel(II) complexes of 2-hydroxy-benzyl derivatives of 4-aminoantipyrine
作者:Perizad A. Fatullayeva、Ajdar A. Medjidov、Abel M. Maharramov、Atash V. Gurbanov、Rizvan K. Askerov、Karim Q. Rahimov、Maximilian N. Kopylovich、Kamran T. Mahmudov、Armando J.L. Pombeiro
DOI:10.1016/j.poly.2012.06.061
日期:2012.8
The complexes [Co(HL2)2]·H2O·3CH3OH (3), [Ni(HL1)2]·4H2O·CH3OH (4) and [Ni(HL2)2]·4H2O·CH3OH (5) with 4-((2-hydroxybenzyl)amino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one (H2L1, 1) and 4-((5-bromo-2-hydroxybenzyl)amino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one (H2L2, 2) ligands were synthesized and characterized by elemental analysis, ESI-MS, IR spectroscopy and X-ray single-crystal analysis. Compounds
摘要配合物[Co(HL2)2] H2O·3CH3OH(3),[Ni(HL1)2]·4H2O·CH3OH(4)和[Ni(HL2)2]·4H2O·CH3OH(5)与4-的配合物((2-羟基苄基)氨基)-1,5-二甲基-2-苯基-1H-吡唑-3(2H)-(H2L1,1)和4-((5-溴-2-羟基苄基)氨基)-合成了1,5-二甲基-2-苯基-1H-吡唑-3(2H)-1(H2L2,2)配体,并通过元素分析,ESI-MS,IR光谱和X射线单晶分析对其进行了表征。通过4-氨基安替比林和水杨醛或其5-溴衍生物的席夫(Schiff)缩合反应,然后还原,制备化合物1和2。通过元素分析,ESI-MS,IR,1H和13C NMR光谱对1和2进行了表征。所有的配合物3-5的金属与配体之比为1:2,配体以ONO模式配位,而Co(II)和Ni(II)离子则显示出扭曲的八面体几何形状。在固态下