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首页> 外文期刊>Polyhedron: The International Journal for Inorganic and Organometallic Chemistry >TRANSITION METAL COMPLEXES OF 20-22-MEMBERED OCTAAZAMACROCYCLES - SYNTHESIS AND CHARACTERIZATION
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TRANSITION METAL COMPLEXES OF 20-22-MEMBERED OCTAAZAMACROCYCLES - SYNTHESIS AND CHARACTERIZATION

机译:20-22八碳杂甲酰胺环的过渡金属络合物的合成与表征

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摘要

A series of binuclear octaazamacrocyclic complexes [M(2)L(1)X(4)]-[M(2)L(2)X(4)] (M = Ni-II, Co-II and Zn-II;X = Cl or NO3) and [Cu(2)L(1)]X(4)-[Cu(2)L(2)]X(4) (X = Cl or NO3) have been synthesized by template condensation reaction of aliphatic primary diamines with 3,6-dimethyl-4,5-diazaocta-3,5-diene-2,7-dione in methanol. The overall geometry and stereochemistry of these complexes have been elucidated by IR, H-1 NMR, EPR and electronic spectral studies, and magnetic susceptibility and conductance values. An octahedral geometry around the metal ion is suggested for nickel, cobalt and zinc complexes, whilst a square planar geometry is proposed for copper complexes. [References: 30]
机译:一系列双核八氮杂大环配合物[M(2)L(1)X(4)]-[M(2)L(2)X(4)](M = Ni-II,Co-II和Zn-II; X = Cl或NO3)和[Cu(2)L(1)] X(4)-[Cu(2)L(2)] X(4)(X = Cl或NO3)已通过模板缩合反应合成脂肪族伯二胺与3,6-二甲基-4,5-二氮杂八-3,5-二烯-2,7-二酮的甲醇溶液。通过IR,H-1 NMR,EPR和电子光谱研究以及磁化率和电导率值可以阐明这些配合物的整体几何形状和立体化学。对于镍,钴和锌配合物,建议围绕金属离子的八面体几何形状,而对于铜配合物建议采用正方形的平面几何形状。 [参考:30]

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