Results 21 to 30 of about 12,861 (208)

Optimization of electrochemical decolorization of certain arylazo pyridone dyes [PDF]

Journal of the Serbian Chemical Society, 2014
Electrocatalytic decolorization of the arylazo pyridone dyes has been investigated in the presence of sodium chloride using DSA Ti/PtOx electrode in the diluted sodium hydroxide.
Mirković Jelena M., Prlainović Nevena Ž., Ušćumlić Gordana S., Grgur Branimir N., Mijin Dušan Ž.   +4 more
doaj   +1 more source

A microwave approach to the synthesis of certain 4-substituted phenyl-6-phenyl-3-cyano-2-pyridones [PDF]

Journal of the Serbian Chemical Society, 2014
A study of the synthesis of 4-substituted phenyl-6-phenyl-3-cyano-2-pyridones from 2-cyano-3-phenylsubstituted acrylates and acetophenone is presented. 2-Pyridones were obtained using conventional as well as microwave synthesis using solvent and
Marinković Aleksandar, Mijin Dušan, Mirković Jelena, Maslak Veselin, Kappe Oliver C.   +4 more
doaj   +1 more source

Recent advances in chemistry and pharmacological aspects of 2-pyridone scaffolds

Journal of Saudi Chemical Society, 2021
Background: The chemistry and applications of 2-pyridone structures have recently attracted a lot of attention due to their uses as synthetic intermediates and their biological importance.
Mostafa M.K. Amer, Maged A. Aziz, Wesam S. Shehab, Magda H. Abdellattif, Samar M. Mouneir   +4 more
doaj   +1 more source

Synthesis of 4-Pyridone-3-sulfate and an improved synthesis of 3-Hydroxy-4-Pyridone

Chemistry Central Journal, 2009
An improved synthesis of 3-hydroxy-4-pyridone via an Elbs oxidation of 4-pyridone and isolation of 4-pyridone-3-sulfate is described.
Behrman Edward J
doaj   +1 more source

Investigation of carbonyl amidation and O-methylation during biosynthesis of the pharmacophore pyridyl of antitumor piericidins

Synthetic and Systems Biotechnology, 2022
Piericidins are a large family of bacterial α-pyridone antibiotics with antitumor activities such as their anti-renal carcinoma activity exhibited recently in nude mice.
Wanlu Li, Wenyu Zhang, Yijia Cheng, Yaoyao Shen, Jianzhao Qi, Hou-Wen Lin, Yongjun Zhou   +6 more
doaj   +1 more source

A 2-pyridone-amide inhibitor targets the glucose metabolism pathway of Chlamydia trachomatis. [PDF]

, 2014
UnlabelledIn a screen for compounds that inhibit infectivity of the obligate intracellular pathogen Chlamydia trachomatis, we identified the 2-pyridone amide KSK120.
Almqvist, Fredrik, Bastidas, Robert J, Bergström, Sven, Chorell, Erik, Engström, Patrik, Hultgren, Scott J, Krishnan, K Syam, Ngyuen, Bidong D, Normark, Johan, Silver, Jim, Valdivia, Raphael H, Welch, Matthew D, Wolf-Watz, Hans   +12 more
core   +4 more sources

X-RAY PHOTOELECTRON SPECTROSCOPY INVESTIGATION OF NITROGEN TRANSFORMATION IN CHINESE OIL SHALES DURING PYROLYSIS; pp. 129–145 [PDF]

Oil Shale, 2017
X-ray photoelectron spectroscopy (XPS) was used to investigate changes in nitrogen functionalities present in Chinese Huadian (HD), Maoming (MM) and Yaojie (YJ) oil shales during pyrolysis.
QI LIU, QING WANG, ZHICHAO WANG, Hongpeng Liu, JINGRU BAI   +4 more
doaj   +1 more source

Structure-Dependent Electrochemical Behavior of 2-Pyridone Derivatives: A Combined Experimental and Theoretical Study

Applied Sciences, 2023
In this work, the electrooxidation ability of nine pyridones was evaluated using cyclic (CV) and square-wave voltammetry (SWV) in Britton–Robinson (BR) aqueous buffer solutions on a glassy carbon electrode (GC). The dependence of electrochemical activity
Aleksandra Mašulović, Jelena D. Lović, Jelena Lađarević, Vesna Vitnik, Željko Vitnik, Milka Avramov Ivić, Dušan Mijin   +6 more
doaj   +1 more source

Low and deficient niacin status and pellagra are endemic in postwar Angola [PDF]

, 2007
BACKGROUND: Outbreaks of pellagra were documented during the civil war in Angola, but no contemporary data on the incidence of pellagra or the prevalence of niacin deficiency were available.
Cheung, E, Creeke, P I, Dibari, F, Kyroussis, E, Seal, A J, Semedo, P, van den Briel, T   +6 more
core   +2 more sources

3-Cyano-4,6-dimethyl-2-pyridone (Guareschi pyridone)

Acta Crystallographica Section E Structure Reports Online, 2004
In the crystal structure of the title compound, C8H8N2O, the mol­ecules form centrosymmetric dimers via N—H⋯O hydrogen bonds.
Victor B. Rybakov, Alexander A. Bush, Eugene V. Babaev, Leonid A. Aslanov   +3 more
openaire   +1 more source