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Synthesis of New Zinc and Copper Coordination Polymers Derived from Bis (Triazole) Ligands
oleh: Maria Cristina Al-Matarneh, Alina Nicolescu, Ioan-Andrei Dascalu, Sergiu Shova, Cristian-Dragos Varganici, Adrian Fifere, Ramona Danac, Ioana-Cristina Marinas
| Format: | Article |
|---|---|
| Diterbitkan: | MDPI AG 2024-01-01 |
Deskripsi
Recent research has focused on molecules with different aromatic nitrogen-containing moieties coupled to a biphenyl core, as an effective approach for the assembly of coordination polymers. This study presents the synthesis and characterization of new ligands based on 1,1′-(3,3′-dimethoxy-[1,1′-biphenyl]-4,4′-diyl)bis(4-butyl-1H-1,2,3-triazole) (L<sup>1</sup>) and 1,1′-(3,3′-dimethoxy-[1,1′-biphenyl]-4,4′-diyl)bis(4-phenyl-1H-1,2,3-triazole) (L<sup>2</sup>) and their coordination polymers with Cu(II) and Zn(II). An unexpected coordination polymer with Cu(I) starting from Cu(II) was obtained in the case of the L<sup>2</sup> ligand. The ligands and metal complexes underwent thorough characterization, including X-ray diffraction, NMR-, FTIR-, MS-spectrometry, and EPR, XPS, and TG-DTG analyses. While the ligand L<sup>2</sup> generated a linear Cu(I) polymer, the ligand L<sup>1</sup> formed a zigzag polymer with both copper and zinc.