摘要
A novel oxamidato-bridged CuII3MnII tetranuclear complex incorporating a macrocyclic oxamide (macrocyclic oxamide L=1,4,8,11-tetraazacyclotetradecane-2,3-dione) of formula [CuII3MnII(μ-L)3](N 3)2· EtOH was prepared and spectroscopically, structurally, and magnetically characterized. This complex represents the first structurally characterized [CuII3MII(μ-oxamidato)3]-type tetranuclear complex. The structure consists of tetranuclear units in which the central MnII atom is located on a twofold axis and linked to the each external CuII atom ion via the 'exo'-cis-arranged O-atoms of the macrocyclic oxamidato ligands. The temperature dependence of the magnetic susceptibility for the complex was analyzed by means of the Hamiltonian Ĥ = - 2JŜMn(ŜCu1 + ŜCu2 + ŜCu3), leading to J = -16.3 cm-1.
| 源语言 | 英语 |
|---|---|
| 页(从-至) | 175-182 |
| 页数 | 8 |
| 期刊 | Helvetica Chimica Acta |
| 卷 | 85 |
| 期 | 1 |
| DOI | |
| 出版状态 | 已出版 - 2002 |
| 已对外发布 | 是 |
指纹
探究 'First crystal structure of a (μ-oxamidato)tricopper(II)metal(II)-type tetranuclear complex: Synthesis, crystal structure, and magnetism of a copper(II)manganese(II) complex ([CuII3MnII(μ-L)3](N 3)2·EtOH) incorporating a macrocyclic oxamide ligand L (macrocyclic oxamide = 1,4,8,11-tetraazacyclotetradecane-2,3-dione)' 的科研主题。它们共同构成独一无二的指纹。引用此
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