Abstract
The synthesis of the [Cu(H2L)](NO3)2 complex (I) and of a mixed-valent complex [Cu(H2L)Cl]2[CuCl2]Cl·0.5H2O (II), where L is chiral bis(menthane) propylenediaminodioxime. According to the data of single-crystal X-ray diffraction analysis, compounds I and II have ionic structures. In complex cations, the Cu2+ ion coordinates four N atoms of tetradentate chelate ligand, namely, the H2L molecule. The coordination surrounding of the Cu atom in I is a distorted square CuN4, while in II, it is a distorted square pyramid CuN4Cl. The complex anion [CuCl2]− in II has linear structure. The mutual arrangement of oxime groups in H2L corresponds to amphi-configuration of a ligand and therefore, intramolecular hydrogen bond O...H-O are formed in H2L. The complex cations in compound II are joined in dimers through hydrogen bonds Cl...H-O. The values μeff for I and II are equal to 1.82 and 2.82 μB, respectively.
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Original Russian Text © Z.A. Savel’eva, R.F. Klevtsova, L.A. Glinskaya, V.N. Ikorskii, S.N. Bizyaev, A.V. Tkachev, S.V. Larionov, 2006, published in Koordinatsionnaya Khimiya, 2006, Vol. 32, No. 11, pp. 816–822.
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Savel’eva, Z.A., Klevtsova, R.F., Glinskaya, L.A. et al. Complexes [Cu(H2L)](NO3)2 and [Cu(H2L)Cl]2[CuCl2]Cl · 0.5H2O (H2L is chiral bis(menthane) propylenediaminodioxime): Synthesis and structure. Russ J Coord Chem 32, 784–791 (2006). https://doi.org/10.1134/S1070328406110030
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DOI: https://doi.org/10.1134/S1070328406110030