1. Preparation and Characterization of Copper(II) and Nickel(II) Complexes with N-Benzyliminodiacetamide Derivatives.
- Author
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Smrečki, Neven, Stilinović, Vladimir, Merkaš, Maja, Lučić, Andrea, Kukovec, Boris-Marko, and Popović, Zora
- Abstract
The reactions of substituted N-benzyliminodiacetamides (o-CH
3 Bnimda, m-CH3 Bnimda, p-CH3 Bnimda, o-ClBnimda, m-ClBnimda, p-ClBnimda, p-FBnimda, and p-BrBnimda; o-CH3 Bn = ortho-methylbenzyl, m-CH3 Bn = meta-methylbenzyl, p-CH3 Bn = para-methylbenzyl, o-ClBn = ortho-chlorobenzyl, m-ClBn = meta-chlorobenzyl, p-ClBn = para-chlorobenzyl, p-FBn = para-fluorobenzyl, and p-BrBn = para-bromobenzyl) with copper(ii) and nickel(ii) nitrate in aqueous solutions were investigated. Sixteen new complexes [Cu(o-CH3 Bnimda)2 ](NO3 )2 0.5H2 O (1), [Cu(m-CH3 Bnimda)2 ](NO3 )2 (2), [Cu(p-CH3 Bnimda)2 ](NO3 )2 •2H2 O (3), [Cu(o-ClBnimda)2 ](NO3 )2 H2 O (4), [Cu(m-ClBnimda)2 ](NO3 )2 (5), [Cu(p-ClBnimda)2 ](NO3 )2 •2H2 O (6), [Cu(p-FBnimda)2 ](NO3 )2 •2H2 O (7), [Cu(p-BrBnimda)2 ](NO3 )2 •2H2 O (8), [Ni(o-CH3 Bnimda)2 ](NO3 )2 H2 O (9), [Ni(m-CH3 Bnimda)2 ](NO3 )2 •2H2 O (10), [Ni(p-CH3 Bnimda)2 ](NO3 )2 H2 O (11), [Ni(o-ClBnimda)2 ](NO3 )2 (12), [Ni(m-ClBnimda)2 ](NO3 )2 2DMF (13) (DMF = N,N-dimethylformamide), [Ni(p-ClBnimda)2 ](NO3 )2 •2H2 O (14), [Ni(p-FBnimda)2 ](NO3 )2 H2 O (15), and [Ni(p-BrBnimda)2 ](NO3 )2 •2H2 O (16) were prepared and characterized by infrared spectroscopy and thermal analysis (thermogravimetric and differential thermal analyses). The molecular and crystal structures of three complexes (2, 5, and 13) were determined by X-ray crystal structure analysis. The octahedral coordination environments around the copper(ii) and nickel(ii) ions in complexes 2, 5, and 13 consist of two O,N,O'-tridentate iminodiacetamide ligands. The complexes are trans-isomers with fac-configuration of the chelators. [ABSTRACT FROM AUTHOR]- Published
- 2016
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