Synthesis, Structure and Magnetic Properties of a Two- Dimensional Nickel(II) Coordination Polymer, {[Ni(pzdc)(pyz)].2H2O}n (H2pzdc = pyrazine-23-dicarboxylic acid; pyz = pyrazine)

Author(s):  
Takashi Okubo ◽  
Mitsuru Kondo ◽  
Satoshi Kawata ◽  
Susumu Kitagawa ◽  
Akira Miyazaki ◽  
...  
2018 ◽  
Vol 42 (2) ◽  
pp. 1216-1222 ◽  
Author(s):  
Felipe Mageste Scaldini ◽  
Maria Clara Ramalho Freitas ◽  
Mario De Souza Reis ◽  
Maria Irene Yoshida ◽  
Klaus Krambrock ◽  
...  

A new complex involving 1,3-bisbenzyl-2-oxoimidazoline-4,5-dicarboxylic acid (H2L) and a cobalt(ii) metal ion designated [Co(L)(H2O)2]n has been synthesized under solvothermal conditions and characterized.


2014 ◽  
Vol 70 (7) ◽  
pp. 715-717
Author(s):  
Gui-Xia Wang ◽  
Li-Li Shang ◽  
Zhao-Hao Li ◽  
Bang-Tun Zhao

A novel manganese coordination polymer, poly[(μ5-thiophene-3,4-dicarboxylato)manganese(II)], [Mn(C6H2O4S)]n, was synthesized hydrothermally using 3,4-thiophenedicarboxylate (3,4-tdc2−) as the organic linker. The asymmetric unit of the complex contains an Mn2+cation and one half of a deprotonated 3,4-tdc2−anion, both residing on a twofold axis. Each Mn2+centre is six-coordinated by O atoms of bridging/chelating carboxylate groups from five 3,4-tdc2−anions, forming a slightly distorted octahedron. The Mn2+centres are bridged by 3,4-tdc2−anions to give an infinite two-dimensional layer which incorporates one-dimensional Mn–O gridlike chains, and in which the 3,4-tdc2−anion adopts a novel hexadentate chelating and μ5-bridging coordination mode. The fully deprotonated 3,4-tdc2−anion exhibits unexpected efficiency as a ligand towards the Mn2+centres, which it coordinates through all of its carboxylate O atoms to provide the novel coordination mode. The IR spectrum of the complex is also reported.


CrystEngComm ◽  
2015 ◽  
Vol 17 (38) ◽  
pp. 7423-7429 ◽  
Author(s):  
Marguerite Kalisz ◽  
Rafael A. A. Cassaro ◽  
Miguel A. Novak ◽  
Marius Andruh ◽  
Helio S. Amorim ◽  
...  

The structure of a magnetic two-dimensional CuII–MnIIheterometallic coordination polymer was solved by using synchrotron X-ray powder diffraction.


CrystEngComm ◽  
2021 ◽  
Author(s):  
Po-Min Chuang ◽  
Jing-Yun Wu

Hydro(solvo)thermal reactions of Zn(NO3)2∙6H2O, naphthalene-1,4-dicarboxylic acid (1,4-H2ndc), and 3,6-bis(pyridin-4-yl)-9H-carbazole (Cz-3,6-bpy) afforded a coordination polymer [Zn2(OH)(1,4-ndc)1.5(Cz-3,6-bpy)]∙2H2O (1), which has a complicated two-dimensional layer structure that can be simplified as a topological...


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