scholarly journals Correction: Indolizine quaternary ammonium salt inhibitors part II: a reinvestigation of an old-fashioned strong acid corrosion inhibitor phenacyl quinolinium bromide and its indolizine derivative

2019 ◽  
Vol 43 (43) ◽  
pp. 17123-17124
Author(s):  
Yefei Wang ◽  
Zhen Yang ◽  
Fengtao Zhan ◽  
Zhifeng LYu ◽  
Chengyou Han ◽  
...  

Correction for ‘Indolizine quaternary ammonium salt inhibitors part II: a reinvestigation of an old-fashioned strong acid corrosion inhibitor phenacyl quinolinium bromide and its indolizine derivative’ by Yefei Wang et al., New J. Chem., 2018, 42, 12977–12989.

2018 ◽  
Vol 42 (15) ◽  
pp. 12977-12989 ◽  
Author(s):  
Yefei Wang ◽  
Zhen Yang ◽  
Fengtao Zhan ◽  
Zhifeng LYu ◽  
Chengyou Han ◽  
...  

Anti-corrosion inhibition was dramatically improved by transforming heterocyclic ammonium inhibitors into their dimer indolizine derivatives.


2019 ◽  
Vol 43 (47) ◽  
pp. 18461-18475 ◽  
Author(s):  
Zhen Yang ◽  
Yefei Wang ◽  
Fengtao Zhan ◽  
Wuhua Chen ◽  
Mingchen Ding ◽  
...  

Three indolizine derivatives (Di-BQC, QM-DiBQC, PyM-DiBQC) were prepared facilely in high yield via 1,3-dipolar cycloaddition. These compounds exhibit good inhibition for steel in concentrated acid without the synergism of propargyl alcohol (PA).


2019 ◽  
Vol 70 (10) ◽  
pp. 1907-1916 ◽  
Author(s):  
Dexin Liu ◽  
Xiaolong Qiu ◽  
Minglu Shao ◽  
Jianchong Gao ◽  
Jiaju Xu ◽  
...  

2020 ◽  
Vol 22 (19) ◽  
pp. 6437-6443
Author(s):  
Cheng-Kou Liu ◽  
Meng-Yi Chen ◽  
Xin-Xin Lin ◽  
Zheng Fang ◽  
Kai Guo

A catalyst-, oxidant-, acidic solvent- and quaternary ammonium salt-free electrochemical para-selective hydroxylation of N-arylamides at rt in batch and continuous-flow was developed.


2013 ◽  
Vol 50 (1) ◽  
pp. 9-13 ◽  
Author(s):  
Yong-Qiang Sun ◽  
Wen-Jing Li ◽  
Wan-Xu Wang ◽  
Qiu-Xiao Li ◽  
Wieslaw Hreczuch ◽  
...  

1997 ◽  
Vol 62 (6) ◽  
pp. 849-854 ◽  
Author(s):  
Vladislav Holba ◽  
Renata Košická

The paper deals with instability of solutions of quaternary ammonium permanganates, QMnO4 (Q = tetraethyl-, tetra-1-propyl-, tetra-1-butyl-, tetra-1-pentyl-, tetra-1-octyl-, and cetyltrimethylammonium), in dichloromethane and presents the rate constants and activation parameters of the reduction of permanganate. Attention was paid to the properties of colloidal Mn(IV) intermediate. The stability of the solutions depends markedly on the quaternary ammonium salt used.


Fuel ◽  
2021 ◽  
Vol 287 ◽  
pp. 119434
Author(s):  
Jun Chen ◽  
Hongliang Li ◽  
Chunfu Liu ◽  
Lingyun Liu ◽  
Yu Sun ◽  
...  

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