Lanthanide(iii) coordination polymers for luminescence detection of Fe(iii) and picric acid

2018 ◽  
Vol 42 (18) ◽  
pp. 15306-15310 ◽  
Author(s):  
Cong Xu ◽  
Haipeng Huang ◽  
Jingxin Ma ◽  
Wei Liu ◽  
Chunyang Chen ◽  
...  

Two 2D coordination polymers exhibit a sensitive and fast luminescence quenching response to Fe3+and picric acid (PA) in water with a high quenching effect constant (Ksv) for PA (>17 000 M−1) and Fe3+(>3950 M−1).

2018 ◽  
Vol 42 (17) ◽  
pp. 14203-14209 ◽  
Author(s):  
Li-Ping Xue ◽  
Zhao-Hao Li ◽  
Ting Zhang ◽  
Jia-Jia Cui ◽  
Yue Gao ◽  
...  

Two Zn(ii)/Cd(ii) coordination polymers with different networks were constructed with mixed ligands. The former compound shows high catalytic activity for Knoevenagel condensation, and the latter compound can selectively recognize l-cysteine through the luminescence quenching effect.


Molecules ◽  
2020 ◽  
Vol 25 (2) ◽  
pp. 382 ◽  
Author(s):  
Yuna Wang ◽  
Xiaofeng Zhang ◽  
Yanru Zhao ◽  
Suoshu Zhang ◽  
Shifen Li ◽  
...  

Three novel Zn-based coordination polymers (CPs), [Zn(MIPA)]n (1), {[Zn(MIPA)(4,4′-bipy)0.5(H2O)]·1.5H2O}n (2), and {[Zn(MIPA)(bpe)]·H2O}n (3) (MIPA = 4-methoxyisophthalic acid, 4,4′-bipy = 4,4′-bipyridine, bpe = (E)-1,2-di(pyridine-4-yl)ethane), were constructed by ligand 4-methoxyisophthalic acid under solvothermal conditions. Compound 1 features a beaded 2D-layer architecture, while compound 2 presents a 2-fold interpenetrating structure with a uninodal three-connected hcb topology. Compound 3 has a 3-fold interpenetrated four-connected dmp topology. Photoluminescence investigations of compound 2 were explored in detail, by which ions were detected, and it was observed to have the highest quenching efficiency toward Al3+ and S2− ions. The possible fluorescence quenching mechanisms of 2 toward Al3+ and S2− ions were also explored. To the best of our knowledge, this is the first potential dual-responsive luminescent probe based on a Zn(II) coordination polymer for detecting Al3+ and S2− ions via a luminescence quenching effect in ethanol.


2017 ◽  
Vol 35 (4) ◽  
pp. 447-456 ◽  
Author(s):  
Zhongyu Ding ◽  
Hongqing Li ◽  
Wanqing Gao ◽  
Yiquan Zhang ◽  
Chunhua Liu ◽  
...  

2017 ◽  
Vol 46 (11) ◽  
pp. 3623-3630 ◽  
Author(s):  
Yadagiri Rachuri ◽  
Bhavesh Parmar ◽  
Kamal Kumar Bisht ◽  
Eringathodi Suresh

Structural, solid state luminescence of Cd(ii) coordination polymers and detection of acetone by CP1via luminescence quenching have been discussed.


2017 ◽  
Vol 148 (11) ◽  
pp. 1911-1912
Author(s):  
Jelena Pejović Simeunović ◽  
Jana Pekárková ◽  
Jaromír Žák ◽  
Ivana Chamradová ◽  
Jaromír Hubálek

2018 ◽  
Vol 42 (12) ◽  
pp. 9482-9487 ◽  
Author(s):  
Shun Wang ◽  
Yuchuan Liu ◽  
Yue Yu ◽  
Jianfeng Du ◽  
Yuanzheng Cui ◽  
...  

Conjugated microporous polymers based on biphenylene exhibit selective adsorption CO2 over CH4 and N2 and luminescence sensing for picric acid.


2019 ◽  
Vol 43 (9) ◽  
pp. 3690-3697 ◽  
Author(s):  
Mürsel Arici

2D Zn(ii)-coordination polymer exhibited highly sensitive and selective detection towards DNP, Fe3+ and Al3+ ions in the presence of other interfering compounds through luminescence quenching and enhancement, respectively.


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