Chemical sciences topic list of research papers
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New dicationic piperidinium hexafluorophosphate ILs, synthesis, characterization and dielectric measurements
Abstract A new class of dicationic ionic liquids (ILs) were synthesized for electrochemical applications at high temperatures. The syntheses are based on a dialkylation reaction of N-alkylpiperidine followed by anion exchange. The structures of ILs, ...
2011 / Boumediene Haddad, Didier Villemin, El-habib Belarbi, Nathalie Bar, Mustapha Rahmouni -
Effect of processing conditions and composition on sodium caseinate emulsions stability
Abstract Many food products such as ice cream, yoghurt, and mayonnaise are some examples of emulsion-based food. The physicochemical properties of emulsions play an important role in food systems as they directly contribute to texture, sensory and...
2012 / Cristián Huck-Iriart, Roberto Jorge Candal, María Lidia Herrera -
Estimation of loxoprofen sodium dihydrate in tablets by reverse phase high performance liquid chromatography
Abstract A simple and rapid reverse phase high performance liquid chromatographic (RP-HPLC) method has been developed and validated for the estimation of loxoprofen sodium dihydrate (LSD) in tablets. An isocratic HPLC analysis was performed on...
2011 / R. Nanthakumar, V. Prabakaran, K. Chitra, C. Uma Maheswara Reddy -
Extraction spectrophotometric determination of rhodium(III) with o-methylphenyl thiourea
Abstract Trivalent rhodium was determined spectrophotometrically as its 1:2 rhodium o-methylphenyl thiourea (OMPT) complex, extracted into chloroform from aqueous acetate buffer media at pH 5.4. The complex exhibits maximum absorption at 320nm...
2012 / Y.S. Shelar, S.R. Kuchekar, S.H. Han -
Efficacy of dispersion of magnesium silicate (talc) in papermaking
Abstract The understanding of the dispersion chemistry of papermaking grade fillers is as important as their effect on paper. Magnesium silicate (talc) is one of the major fillers used for papermaking. It is hydrophobic and chemically inert. The...
2013 / Vipul Singh Chauhan, Nishi Kant Bhardwaj -
Synthesis and crystal structure analysis of 2-(4-fluorobenzyl)-6-phenylimidazo[2,1-b][1,3,4]thiadiazole and its chlorophenyl derivative
Abstract Preparations of 2-(4-fluorobenzyl)-6-phenylimidazo[2,1-b][1,3,4]thiadiazole (3a) and its chlorophenyl derivative (3b) are described. Preliminary analysis was done spectroscopically by means of 1H NMR, 13C NMR spectra, mass spectra and...
2011 / Afshan Banu, Ravi S. Lamani, I.A.M. Khazi, Noor Shahina Begum -
Studies on condensation of 1,3-dicarbonyls with malononitrile: Synthesis of 2-pyridinones
Abstract A simple and novel method to the chemoselective synthesis of 3-cyano-2-pyridinone derivatives from a Knoevenagel condensation of malononitrile with the carbonyl group of 1,3-dicarbonyls followed by cycloaddition and isomerization, is...
2013 / Mohammad Seifi, Hassan Sheibani -
Spatial variability for some properties of the wastewater irrigated soils
Abstract Composite surface soil samples (236 samples) were collected from three fodder farms irrigated for a long period with the treated sewage effluents or well water through a center pivot system. The soil of the 1st farm was loamy sand in...
2012 / A.M. Al-Omran, M.I. Al-Wabel, S.E. El-Maghraby, M.E. Nadeem, S. Al-Sharani -
Studies of the adsorptive decoloration of aqueous solutions by MDFSD
Abstract The present study deals with the decoloration of water. Adsorptivity of moderate density fiberboard saw dust (MDFSD) for different dyes has been tested. Continuous as well as batch systems were used to evaluate the adsorptivity of three...
2011 / Khaled Hartani, Khaled Alsousy, Hisham Aila -
Ageing Mechanism of Polyethersulfone/Polyvinylpyrrolidone Membranes in Contact with Bleach Water2012 / R. Prulho, A. Rivaton, S. Therias, J.L. Gardette
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Synthesis, characterization, antibacterial and antiepileptic studies of some novel thiazolidinone derivatives
Abstract In the quest of finding new drug leads with potential antibacterial and antiepileptic activities, synthesis of thiazolidinone derivatives 6(a–c) is reported which are obtained from...
2012 / Jaya Dwivedi, Kavita Devi, Yumna Asmat, Sonika Jain, Swapnil Sharma -
Valutazione dell’efficacia battericida e dell’incidenza di discromia di associazioni di antibiotici nella terapia di rivascolarizzazione
Riassunto Obiettivi Confrontare l’efficacia antibatterica di quattro diverse combinazioni antibiotiche su specie batteriche prelevate da canali radicolari infetti e l’incidenza di discromia radicolare. ...
2013 / Tatiana Denisova, Damiano Pasqualini, Narcisa Mandras, Janira Roana, Valeria Allizond, et al. -
Excess molar volumes and deviation in viscosities of binary liquid mixtures of acrylic esters with hexane-1-ol at 303.15 and 313.15K
Abstract Densities and viscosities for the four binary liquid mixtures of methyl acrylate, ethyl acrylate, butyl acrylate and methyl methacrylate with hexane-1-ol at temperatures 303.15 and 313.15K and at atmospheric pressure were measured over the...
2011 / Sujata S. Patil, Sunil R. Mirgane, Balasaheb R. Arbad -
Experimental approaches to identify cellular G-quadruplex structures and functions
Abstract Guanine-rich nucleic acids can fold into non-canonical DNA secondary structures called G-quadruplexes. The formation of these structures can interfere with the biology that is crucial to sustain cellular homeostases and metabolism via...
2012 / Marco Di Antonio, Raphaël Rodriguez, Shankar Balasubramanian -
Targeting cancer using cholesterol conjugates
Abstract Conjugation of cholesterol moiety to active compounds for either cancer treatment or diagnosis is an attractive approach. Cholesterol derivatives are widely studied as cancer diagnostic agents and as anticancer derivatives either in vitro...
2013 / Awwad A. Radwan, Fares K. Alanazi -
Equilibrium Sampling of Freely Dissolved Alkylphenols into a Thin Film of 1-Octanol Supported on a Hollow Fiber Membrane2006 / Jing-fu Liu, Xia-lin Hu, Jin-feng Peng, Jan Åke Jönsson, Philipp Mayer, et al.
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A simple device for multiplex ELISA made from melt-extruded plastic microcapillary film2011 / Alexander D. Edwards, Nuno M. Reis, Nigel K. H. Slater, Malcolm R. Mackley
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Determination of phosphorus-containing compounds by spectrophotometry2005 / Alasdair M. Cook, Christian G. Daughton, Martin. Alexander
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Structure and Bonding in MPb 5 – (M = Cu, Ag, and Au): A Combined Investigation by Theoretical Calculations and Photoelectron Imaging Spectroscopy2013 / Lijuan Zhao, Hua Xie, Zhiling Liu, Jie Wang, Xiaopeng Xing, et al.
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Theoretical study of the equilibrium constants for solvents for CO2 capture
Abstract Calculated carbamate stabilities are presented for a broad range of solvents. These results are presented together with experimental basicity data. These two equilibrium constants do to a large extent determine how a solvent will perform in ...
2011 / Eirik F. da Silva