Results 11 to 20 of about 51,626 (253)

Polymeric foams as the matrix of voltammetric sensors for the detection of catechol, hydroquinone, and their mixtures [PDF]

open access: yes, 2018
Producción CientíficaPorous electrodes based on polymethylmethacrylate and graphite foams (PMMA_G_F) have been developed and characterized. Such devices have been successfully used as voltammetric sensors to analyze catechol, hydroquinone, and their ...
Fernández Blanco, C.   +4 more
core   +1 more source

Low dimensional ordering and fluctuations in methanol-$\beta$-hydroquinone-clathrate studied by X-ray and neutron diffraction [PDF]

open access: yes, 2004
Methanol-$\beta$-hydroquinone-clathrate has been established as a model system for dielectric ordering and fluctuations and is conceptually close to magnetic spin systems.
Axel Klöpperpieper   +7 more
core   +3 more sources

Investigating the antiparasitic potential of the marine sesquiterpene avarone, its reduced form avarol, and the novel semisynthetic thiazinoquinone analogue thiazoavarone [PDF]

open access: yes, 2020
The chemical analysis of the sponge Dysidea avara afforded the known sesquiterpene quinone avarone, along with its reduced form avarol. To further explore the role of the thiazinoquinone scaffold as an antiplasmodial, antileishmanial and antischistosomal
AIELLO, ANNA   +13 more
core   +1 more source

New high-performance liquid chromatography-dad method for analytical determination of arbutin and hydroquinone in rat plasma [PDF]

open access: yes, 2015
Natural substances present in herbal preparations should be carefully used because they can give toxic or therapeutic effects despite of their amount or the way of administration.
Altieri, I.   +5 more
core   +2 more sources

Influence of C$_{6}$H$_{4}$(OH)$_{2}$ isomers on water disinfection by photocatalysis: a computational study [PDF]

open access: yes, 2017
Solar disinfection by photocatalysis is one of the promising methods used for drinking water disinfection. It leads to the destruction of bacteria like $Escherichia$ $Coli$ ($E.$ $Coli$).
Aamouche, A.   +2 more
core   +4 more sources

Electrochemistry of potentially bioreductive alkylating quinones : Part 1. Electrochemical properties of relatively simple quinones, as model compounds of mitomycin- and aziridinylquinone-type antitumour agents [PDF]

open access: yes, 1990
The influence of methyl-, hydroxy and amino substituents on the electrochemical behaviour of simple 1,4-naphtho-and 1,4-benzoquinones, model compounds of many quinoid antitumour agents, in aqueous media was studied. Significant changes in electrochemical
Bos, M.   +9 more
core   +2 more sources

Time-resolved photoelectron imaging of excited state relaxation dynamics in phenol, catechol, resorcinol and hydroquinone [PDF]

open access: yes, 2012
Time-resolved photoelectron imaging was used to investigate the dynamical evolution of the initially prepared S1 (\u3c0\u3c0*) excited state of phenol (hydroxybenzene), catechol (1,2-dihydroxybenzene), resorcinol (1,3-dihydroxybenzene), and hydroquinone (
Donaldson, Ross J   +6 more
core   +1 more source

Direct iminization of PEEK [PDF]

open access: yes, 2011
Semi-crystalline poly(ether ketone)s are important high-temperature engineering thermoplastics, but are difficult to characterize at the molecular level because of their insolubility in conventional organic solvents.
Attwood T. E.   +17 more
core   +1 more source

The highly conserved Escherichia coli transcription factor YhaJ regulates aromatic compound degradation [PDF]

open access: yes, 2016
The aromatic compound 2,4-dinitrotoluene (DNT), a common impurity in 2,4,6-trinitrotoluene (TNT) production, has been suggested as a tracer for the presence of TNT-based landmines due to its stability and high volatility.
Belkin, Shimshon   +3 more
core   +2 more sources

Electroorganic synthesis of disulfonamide substituted p-benzoquinone by hydroquinone electrochemical oxidation

open access: yesJournal of Electrochemical Science and Engineering, 2018
This study illustrates electrochemical behavior of hydroquinone and 4-amino-6-chloro­benzene-1,3-disulfonamide in the phosphate buffer solution evaluated by cyclic voltammetry.
Seba Nassif   +4 more
doaj   +1 more source

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