Sensitive detection of trace-level organophosphorus pesticides in fruit juices using a novel pH-responsive fluorescence probe based on 4-(morpholinomethyl) phenyl) boronic acid

2021 ◽  
pp. 106541
Author(s):  
Qiaowei Zhao ◽  
He Mei ◽  
Yanyan Li ◽  
Peipei Zhou ◽  
Qi Jing ◽  
...  
2016 ◽  
Vol 8 (28) ◽  
pp. 5684-5689 ◽  
Author(s):  
Na Xu ◽  
Quan Zhu ◽  
Xiang-Yue Kong ◽  
Lei Meng

A sensitive fluorescence probe of polyethyleneimine protected silver nanoclusters (AgNCs@PEI) was proposed for the detection of trace level of Cr(vi) in both acidic and alkaline conditions.


2019 ◽  
Author(s):  
Meifeng Wang ◽  
Gan Zhu ◽  
Yiqun Li ◽  
Liuqun Gu

Arylboronic acids were widely used as efficient catalysts in direct amide formation and other organic transformations. Surprisingly, reports on their use as catalysts in carbohydrates synthesis are very rare even though boron acid-diol complexation was extensively investigated in molecular recognition for saccharides and so on. Here we developed an efficient arylboronic acids catalyzed dimerization of glucosamines forming deoxyfructosazine which is important compound in pharmaceutical and food industries, against a commonly held belief that excess amount of phenyl boronic acid (or boric acid) is a must. A catalytic mechanism was also proposed and arylboronic acids instead of their boronates was identified as catalysts.


2020 ◽  
Vol 1 (8) ◽  
pp. 2971-2982
Author(s):  
K. Palani Thiruppathi ◽  
Devaraj Nataraj

A highly selective and sensitive detection of trace (10 ppb) level acetone sensing device was fabricated using precisely tailored LaFeO3 dendrites.


The Analyst ◽  
2015 ◽  
Vol 140 (16) ◽  
pp. 5634-5639 ◽  
Author(s):  
Chuanxi Wang ◽  
Hao Cheng ◽  
Yijun Huang ◽  
Zhenzhu Xu ◽  
Huihui Lin ◽  
...  

Fluorescent copper nanoclusters are synthesized via a simple and rapid sonochemical approach, which could work as novel fluorescence probes for pH and Pb2+ ions in living cells.


2020 ◽  
Vol 44 (3) ◽  
pp. 973-980 ◽  
Author(s):  
Mengyuan Cui ◽  
Lili Xia ◽  
Yueqing Gu ◽  
Peng Wang

A novel small molecule fluorescent probe NC-Cys for monitoring cysteine based on dihydronaphthalene was developed.


2018 ◽  
Vol 276 ◽  
pp. 166-172 ◽  
Author(s):  
Yingzhe Wang ◽  
Yang Yang ◽  
Fangzhou Qiu ◽  
Yan Feng ◽  
Xuerui Song ◽  
...  

2021 ◽  
Vol 6 (34) ◽  
pp. 9223-9229
Author(s):  
Sunanda Sahana ◽  
Vivekanand Sharma ◽  
Parimal K. Bharadwaj

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