scholarly journals Room temperature synthesis of luminescent crystalline Cu-BTC coordination polymer and metal-organic framework

2021 ◽  
Author(s):  
SHIRAZ AHMED SIDDIQUI ◽  
Alexander Roller ◽  
Hidetsugu Shiozawa

Synthesis of crystalline materials is elemental in the field of coordination chemistry towards optical applications. In the present work, coordination between copper and benzene-1,3,5-tricarboxylic acid (BTC) is controlled by adjusting...

2018 ◽  
Vol 30 (7) ◽  
pp. 2193-2197 ◽  
Author(s):  
Hyunho Noh ◽  
Chung-Wei Kung ◽  
Timur Islamoglu ◽  
Aaron W. Peters ◽  
Yijun Liao ◽  
...  

2013 ◽  
Vol 790 ◽  
pp. 33-36 ◽  
Author(s):  
Hong Sheng Wang ◽  
Hai Feng Suo

A two-dimensional coordination polymer [Fe (C7H3NO4)(H2O)2]n was prepared with pyridine-2,3,5-tricarboxylic acid (H3pta) and iron (II) perchlorate at hydrothermal condition. Pyridine-2,3,5-tricarboxylic acid was decomposed to form the organic ligand of pyridine-3,5-dicarboxylate anion appeared in 1. Its crystal structure was determined by single crystal X-ray diffraction. The complex belongs to monoclinic crystal system, C2/c space group with a = 0.9945(2) nm, b = 1.2067(3) nm, c = 0.74125(15) nm, α = γ = 90°, β = 105.859(3)°, V = 0.8557(3) nm3, Z = 4, D =1.995 Mg/ m3. The Fe (II) ion is five-coordinated by one nitrogen atom and four oxygen atoms. Furthermore, each Fe (II) ion bond with two other oxygen atoms on carboxyl groups by weak coordination action. The five coordination atoms form a distorted trigonal bipyramid coordination geometry. These coordination geometries are interlinked into a 2D alveolate net structure. The 2D layers are further connected into a 3D coordination polymer by hydrogen bonds.


2021 ◽  
Author(s):  
Shiraz Ahmed Siddiqui ◽  
Alexander Prado-Roller ◽  
Hidetsugu Shiozawa

<div>Synthesis of crystalline materials is crucial in the field of</div><div>coordination chemistry. In the present work, the reaction</div><div>between the copper and benzene-1,3,5-tricarboxylic acid</div><div>(BTC) ligand is controlled by adjusting the pH of the</div><div>reaction mixture to synthesize two crystalline structures:</div><div>metal-organic framework HKUST-1 and one-dimensional</div><div>coordination polymer Cu(BTC).3H<sub>2</sub>O. Single crystals of both</div><div>structures are studied by multi-laser Raman spectroscopy.</div><div>It is found that both crystals exhibit photoluminescence.</div><div>Also, the transformation of HKUST-1 into Cu(BTC).3H<sub>2</sub>O is</div><div>demonstrated. This work provides impetus for researchers</div><div>to synthesize large metal-organic crystals.</div>


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