Journal ArticleDOI
Simultaneous voltammetric determination of acetaminophen, aspirin and caffeine using an in situ surfactant-modified multiwalled carbon nanotube paste electrode
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TLDR
In this paper, a carbon nanotube paste electrode modified in situ with Triton X 100 was developed for the individual and simultaneous determination of acetaminophen (ACOP), aspirin (ASA) and caffeine (CF).About:
This article is published in Electrochimica Acta.The article was published on 2010-12-01. It has received 358 citations till now. The article focuses on the topics: Cyclic voltammetry & Differential pulse voltammetry.read more
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Analytical techniques in pharmaceutical analysis: A review
TL;DR: In this paper, the role of analytical instrumentation and the analytical methods in assessing the quality of the drugs is highlighted and a review highlights a variety of analytical techniques such as titrimetric, chromatographic, spectroscopic, electrophoretic, and electrochemical and their corresponding methods that have been applied in the analysis of pharmaceuticals.
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Thiazole Schiff base turn-on fluorescent chemosensor for Al3+ ion
TL;DR: In this article, the interaction of Schiff bases with different metal ions has been studied over UV-vis absorption spectra and photofluorescent spectra, and the results indicated that Schiff base L 1 and L 2 exhibited turn-on fluorescent behavior with Al 3+ ions in methanol, which could be directly detected by the naked-eye under the UV-lamp.
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A Novel DNA Biosensor Based on a Pencil Graphite Electrode Modified with Polypyrrole/Functionalized Multiwalled Carbon Nanotubes for Determination of 6-Mercaptopurine Anticancer Drug
Hassan Karimi-Maleh,Fahimeh Tahernejad-Javazmi,Necip Atar,Mehmet Lütfi Yola,Vinod Kumar Gupta,Vinod Kumar Gupta,Vinod Kumar Gupta,Ali A. Ensafi +7 more
TL;DR: In this paper, a pencil graphite electrode was modified with polypyrrole/functionalized multiwalled carbon nanotubes for the determination of 6-mercaptopurine (6-MP) is presented.
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Electrochemical behavior of catechol, resorcinol and hydroquinone at graphene–chitosan composite film modified glassy carbon electrode and their simultaneous determination in water samples
Huanshun Yin,Qingming Zhang,Qingming Zhang,Yunlei Zhou,Qiang Ma,Tao Liu,Lusheng Zhu,Shiyun Ai +7 more
TL;DR: In this article, a modified glassy carbon electrode was used for the characterization of catalytic catalytic activities in a GCE and chitosan modified GCE, and the peak-to-peak potential separations between catechol (CT), resorcinol (RS) and hydroquinone (HQ) were obtained in their ternary mixture.
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Selective naked-eye detection of Magnesium (II) ions using a coumarin-derived fluorescent probe
TL;DR: A simple 4-Methyl-7-hydroxy-8-formyl Coumarin (CS) was used as a selective chemosensor for Mg 2+ in the presence of alkali and alkaline earth metal ions.
References
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Journal ArticleDOI
Carbon Paste Electrodes in Facts, Numbers, and Notes: A Review on the Occasion of the 50‐Years Jubilee of Carbon Paste in Electrochemistry and Electroanalysis
TL;DR: In this article, a review of the electrochemistry and electroanalytical applications of carbon paste-based electrodes, sensors, and detectors is presented on the occasion of the half-of-century anniversary since the discovery of carbon powder.
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Carbon nanotube purification: preparation and characterization of carbon nanotube paste electrodes.
TL;DR: The two-electron oxidation of dopamine to dopaminequinone showed an excellent reversibility in cyclic voltammetry that was significantly better than that observed at carbon paste electrodes.
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A graphene-based electrochemical sensor for sensitive detection of paracetamol.
TL;DR: An electrochemical sensor based on the electrocatalytic activity of functionalized graphene for sensitive detection of paracetamol is presented and shows great promise for simple, sensitive, and quantitative detection and screening of par acetamol.
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Nanomolar and selective determination of epinephrine in the presence of norepinephrine using carbon paste electrode modified with carbon nanotubes and novel 2-(4-oxo-3-phenyl-3,4-dihydro-quinazolinyl)-N'-phenyl-hydrazinecarbothioamide.
TL;DR: A novel modified carbon nanotube paste electrode was fabricated and displayed strong catalytic function for the oxidation of epinephrine, norepinephrine, and their mixture and resolved the overlap voltammetric response of EP and NE into two well-defined voltametric peaks of about 240 mV with square wave voltammetry (SWV).