Electrochemical Studies for Cation Recognition with Diazo-Coupled Calix[4]arenes
Joint Authors
Source
Journal of Analytical Methods in Chemistry
Issue
Vol. 2015, Issue 2015 (31 Dec. 2015), pp.1-7, 7 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2015-02-17
Country of Publication
Egypt
No. of Pages
7
Main Subjects
Abstract EN
The electrochemical properties of diazophenylcalix[4]arenes bearing ortho-carboxyl group (o-CAC) and ortho-ester group (o-EAC), respectively, in the presence of various metal ions were investigated by voltammetry in CH3CN.
o-CAC and o-EAC showed voltammetric changes toward divalent metal ions and no significant changes with monovalent alkali metal ions.
However, o-CAC preferentially binds with alkaline earth and transition metal ions, whereas no significant changes in voltammetric signals are observed in o-EAC with alkaline earth metal ions.
o-EAC only binds with other transition metal ions.
This can be explained on metal ion complexation-induced release of proton from the azophenol to the quinone-hydrazone tautomer followed by internal complexation of the metal ion with aid of nitrogen atoms and ortho-carbonyl groups in the diazophenylazocalix[4]arenes.
American Psychological Association (APA)
Kim, Bongsu& Kim, Tae Hyun. 2015. Electrochemical Studies for Cation Recognition with Diazo-Coupled Calix[4]arenes. Journal of Analytical Methods in Chemistry،Vol. 2015, no. 2015, pp.1-7.
https://search.emarefa.net/detail/BIM-1067209
Modern Language Association (MLA)
Kim, Bongsu& Kim, Tae Hyun. Electrochemical Studies for Cation Recognition with Diazo-Coupled Calix[4]arenes. Journal of Analytical Methods in Chemistry No. 2015 (2015), pp.1-7.
https://search.emarefa.net/detail/BIM-1067209
American Medical Association (AMA)
Kim, Bongsu& Kim, Tae Hyun. Electrochemical Studies for Cation Recognition with Diazo-Coupled Calix[4]arenes. Journal of Analytical Methods in Chemistry. 2015. Vol. 2015, no. 2015, pp.1-7.
https://search.emarefa.net/detail/BIM-1067209
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1067209