Mechanochemical control of solvent content in a 1D coordination polymer

2021 ◽  
Vol 74 (1-3) ◽  
pp. 190-199
Author(s):  
Lisa M. Van Wyk ◽  
Leigh Loots ◽  
Leonard J. Barbour
Molecules ◽  
2021 ◽  
Vol 26 (11) ◽  
pp. 3358
Author(s):  
Sadaf Rauf ◽  
Agata Trzesowska-Kruszynska ◽  
Tomasz Sierański ◽  
Marcin Świątkowski

Three new copper coordination compounds derived from 2,2-bis(hydroxymethyl)propionic acid (dmpa) and hexamethylenetetramine (hmta) were obtained and their crystal structures were determined. The stoichiometry of the reagents applied in the syntheses reflects the metal to ligand molar ratio in the formed solid products. Due to the multiple coordination modes of the used ligands, wide structural diversity was achieved among synthesized compounds, i.e., mononuclear [Cu(dmp)2(hmta)2(H2O)] (1), dinuclear [Cu2(dmp)4(hmta)2] (2), and 1D coordination polymer [Cu2(dmp)4(hmta)]n (3). Their supramolecular structures are governed by O—H•••O and O—H•••N hydrogen bonds. The compounds were characterized in terms of absorption (UV-Vis and IR) and thermal properties. The relationships between structural features and properties were discussed in detail. Owing to discrepancies in the coordination mode of a dmp ligand, bidentate chelating in 1, and bidentate bridging in 2 and 3, there is a noticeable change in the position of the bands corresponding to the stretching vibrations of the carboxylate group in the IR spectra. The differences in the structures of the compounds are also reflected in the nature and position of the UV-Vis absorption maxima, which are located at lower wavelengths for 1.


2015 ◽  
Vol 44 (4) ◽  
pp. 1782-1789 ◽  
Author(s):  
Rahman Bikas ◽  
Pavlo Aleshkevych ◽  
Hassan Hosseini-Monfared ◽  
Joaquín Sanchiz ◽  
Ritta Szymczak ◽  
...  

The synthesis, structure, EPR spectroscopy and magnetic properties of a 1D coordination polymer of Cu(ii) containing two kinds of acetate bridged dimers is reported.


CrystEngComm ◽  
2013 ◽  
Vol 15 (4) ◽  
pp. 650-653 ◽  
Author(s):  
Shi-Qiang Bai ◽  
Chen-Jie Fang ◽  
Zheng He ◽  
En-Qing Gao ◽  
Chun-Hua Yan ◽  
...  

Polyhedron ◽  
2013 ◽  
Vol 64 ◽  
pp. 30-37 ◽  
Author(s):  
Constantinos G. Efthymiou ◽  
Catherine P. Raptopoulou ◽  
Vassilis Psycharis ◽  
Anastasios J. Tasiopoulos ◽  
Albert Escuer ◽  
...  

2021 ◽  
pp. 120319
Author(s):  
Juliana Morais Missina ◽  
Luca Conti ◽  
Patrizia Rossi ◽  
Andrea Ienco ◽  
Giovana Gioppo Nunes ◽  
...  

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