A Solvate‐Isolated Linear Trimer CuNd2(CCl3COO)8⋅ 6MeCN: Structure, Synthesis and Magnetic BehaviorстатьяИсследовательская статья
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Дата последнего поиска статьи во внешних источниках: 19 мая 2021 г.
Аннотация:A heterometallic copper-neodymium complex CuNd2(CCl3COO)8·6MeCN (1) was synthesized from an aqueous-organic salt system and structurally characterized by single crystal X-Ray diffraction analysis. Thermal stability of 1 was studied. The crystal of 1 is tetragonal, with the space group I4, a = 11.5904(3), c = 23.9195(8) Å, V = 3213.3(2) Å3, Z = 8. Two crystallographically unsymmetrical Nd atoms and one Cu atom are bridged by trichloroacetic ligands into one-dimensional molecular chains. According to our experimental data on magnetic properties of 1, the compound could be classified as paramagnet at observed temperature range 2 – 300 K.In addition, the structure of the obtained Nd (III) trichloroacetate Nd(CCl3COO)3(H2O)2·2H2O (2) was determined. The structural data of 1 and 2 were compared to the one for known rare-earth trichloroacetates.