Synthesis, spectral characterization and biological activities of Mn(II) and Co(II) complexes with benzyloxybenzaldehyde-4-phenyl-3-thiosemicarbazone
作者:B. Prathima、Y. Subba Rao、G.N. Ramesh、M. Jagadeesh、Y.P. Reddy、P.V. Chalapathi、A. Varada Reddy
DOI:10.1016/j.saa.2011.01.029
日期:2011.6
lattices. The unit cell parameters of the Mn(II) complex are a=11.0469 Å, b=6.2096 Å, c=7.4145 Å, α=90.646°, β=95.127°, γ=104.776°, V=489.7 Å(3) and those of Co(II) complex are a=9.3236 Å, b=10.2410 Å, c=7.8326 Å, α=90.694°, β=99.694°, γ=100.476°, V=724.2 Å(3). When the free ligand and its metal complexes are subjected to antibacterial activity, the metal complexes are proved to be more active than the ligand
合成了苄氧基苯甲醛-4-苯基-3-硫代半脲的Mn(II)和Co(II)配合物,并通过电子和EPR光谱研究以及X射线衍射对其进行了表征。基于光谱研究,为Mn(II)和Co(II)配合物指定了八面体几何形状。X射线粉末衍射研究表明Mn(II)和Co(II)配合物具有三斜晶格。Mn(II)配合物的晶胞参数为a = 11.0469Å,b = 6.2096Å,c = 7.4145Å,α= 90.646°,β= 95.127°,γ= 104.776°,V = 489.7Å(3)和Co(II)配合物的那些是a = 9.3236Å,b = 10.2410Å,c = 7.8326Å,α= 90.694°,β= 99.694°,γ= 100.476°,V = 724.2Å(3)。当游离配体及其金属配合物具有抗菌活性时,金属配合物被证明比配体更具活性。