Two-dimensional lanthanide(III) cyclic coordination polymers complexes containing dimethyl phosphate ligand: Synthesis, spectroscopic characterization, thermal analysis, and crystal structures

2021 ◽  
Vol 1229 ◽  
pp. 129834
Author(s):  
Vahid Amani ◽  
Masoud Rafizadeh
Polyhedron ◽  
2008 ◽  
Vol 27 (2) ◽  
pp. 574-582 ◽  
Author(s):  
Cristian D. Ene ◽  
Floriana Tuna ◽  
Oscar Fabelo ◽  
Catalina Ruiz-Pérez ◽  
Augustin M. Madalan ◽  
...  

2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Ya-Li Zhao ◽  
Qi-Ying Weng ◽  
Yu-Qian Xie ◽  
Jia-Ming Li

Abstract A pair of two-dimensional (2D) isostructural coordination polymers (CPs), {[Co(2,3-qldc)(H2O)]} n (1) and {[Mn(2,3-qldc)(H2O)]} n (2), where 2,3-H2qldc = quinoline-2,3-dicarboxylic acid, were hydrothermally synthesized and characterized through IR spectroscopy, elemental and thermal analysis, power X-ray diffraction, and single-crystal X-ray diffraction. The results have revealed that the fully deprotonated 2,3-H2qldc ligand connects the Co(II)/Mn(II) atoms with a μ 3-bridge to form a square-wave 2D network, which is further extended into 3D stacks through O–H···O, C–H···O hydrogen bonds and π···π stacking interactions. Topologically, 1 or 2 can be simplified as a 4-connected sql type with a Schläfli symbol {44·62} and a Shubnikov tetragonal plane net, or as a 3-connected fes type with a Schläfli symbol {4·82} and a Shubnikov plane net. The thermal stability and the solid state fluorescence properties of 1 and 2 were investigated.


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