Extended Bifurcated Hydrogen Bonds Network Material of Copper(II) Complexes with 2-Dimethylaminomethyl-3-hydroxypyridine: Structures and Magnetic Properties 


Vol. 33,  No. 1, pp. 95-99, Jan.  2012
10.5012/bkcs.2012.33.1.95


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  Abstract

Two novel copper(II) complexes, [Cu(dmamhp)(H2O)2(SO4)]n (1) and [Cu(dmamhp)(NO3)2(H2O)]·H2O (2) [dmamhp = 2-dimethylaminomethyl-3-hydroxypyridine] have been synthesized and structurally characterized by single crystal X-ray diffraction analysis. Compound 1 displays a double one-dimensional chains structure, in which each chain is constituted with the distorted octahedral copper(II) complex bridged through bidentate sulfate ligands resulting in a coordination polymer. The bifurcated hydrogen bonds and π-π interactions play important roles in the formation of the double chains structure. On the other hand, compound 2 adopts a distorted square pyramidal geometry around copper(II) ion and exists as a discrete monomer. There are intermolecular bifurcated hydrogen bonds and π-π stacking interactions between the monomeric units. The magnetic properties revealed that the paramagnetic behaviors are dominantly manifested and there are no intermolecular magnetic interactions in both compound 1 and 2.

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  Cite this article

[IEEE Style]

S. K. Kang, H. W. Lee, N. Sengottuvelan, Y. Kim, "Extended Bifurcated Hydrogen Bonds Network Material of Copper(II) Complexes with 2-Dimethylaminomethyl-3-hydroxypyridine: Structures and Magnetic Properties," Bulletin of the Korean Chemical Society, vol. 33, no. 1, pp. 95-99, 2012. DOI: 10.5012/bkcs.2012.33.1.95.

[ACM Style]

Sung Kwon Kang, Hong Woo Lee, Nallathambi Sengottuvelan, and Young-Inn Kim. 2012. Extended Bifurcated Hydrogen Bonds Network Material of Copper(II) Complexes with 2-Dimethylaminomethyl-3-hydroxypyridine: Structures and Magnetic Properties. Bulletin of the Korean Chemical Society, 33, 1, (2012), 95-99. DOI: 10.5012/bkcs.2012.33.1.95.