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Calorimetric and spectroscopic investigations of interactions between cucurbituril Q7 and gemcitabine in aqueous solutions
(Springer Nature [Co-publication with Akadémiai Kiadó, Budapest, Hungary], 2018)Studies on the interactions between cucurbituril Q7 and gemcitabine (Gem) hydrochloride in water were carried out using isothermal titration calorimetry (ITC) and electrospray ionization–mass spectrometry (ESI-MS). According ... -
Carbon-13 longitudinal relaxation time measurements and DFT-GIAO NMR computations for two ammonium ions of a tetraazamacrocyclic scorpiand system
(Springer Netherlands, 2013)Spin-lattice relaxation times, T1s, for 13C nuclei in two cations Hn1n+ (n = 1, 5)of N-(2-amino-ethyl)-cyclam (1, scorpiand) were determined by means of 13C{1H} NMR experiments in aqueous solution at pH 11.5 and 0.2. ... -
Chemo- and regioselective [3 + 2]-cycloadditions of thiocarbonyl ylides: crystal structures of trans-8-benzoyl-1,1,3,3-tetramethyl-7-trifluoromethyl-5-thiaspiro[3.4]octan-2-one and trans-3-benzoyl-2,2-diphenyl-4-(trifluoromethyl)tetrahydrothiophene
(International Union of Crystallography, 2018) -
[closo-B10H8-1,10-(COOH)2]2−: a building block for functional materials?
(Royal Society of Chemistry Journals, 2021-12-15)[closo-B10H8-1,10-(COOH)2]2− was obtained in five steps and 40% overall yield from [closo-B10H10]2−. It can be converted to [closo-B10H8-1,10-(CO)2] and subsequently to carbonium ylides [closo-B10H8-1-COOH-10-(C(NRCH2)2)]. ... -
Comparison of the Physicochemical Properties of Carboxylic and Phosphonic Acid Self-Assembled Monolayers Created on a Ti-6Al-4V Substrate
(MDPI, 2020)This study compared the tribological properties in nano- and millinewton load ranges of Ti-6Al-4V surfaces that were modified using self-assembled monolayers (SAMs) of carboxylic and phosphonic acids. The effectiveness ... -
Conductivity Properties of Selected Aliphatic Monocarboxylic Acid Anions in Water at 298.15 K
(ESG, 2020)The article presents the electric conductivity values of sodium salts of four selected monocarboxylic acid derivatives in aqueous solution: those with a chlorine substituent in the peripheral position, i.e. ClCH(CH2)nCOOH; ... -
Conductometric Studies of 1-Ethyl-3-methylimidazolium Tetrafluoroborate and 1-Butyl-3-methylimidazolium Tetrafluoroborate in 1-Propanol at Temperatures from (283.15 to 318.15) K
(Electrochemical Science Group, 2014-03)The electrical conductances of dilute solutions of the ionic liquids 1-ethyl-3-methylimidazolium tetrafluoroborate [emim][BF4] and 1-butyl-3-methylimidazolium tetrafluoroborate [bmim][BF4] in 1-propanol have been measured ... -
Crystal structure of (E)-1,2-diferrocenyl-1,2-bis(furan-2-yl)ethene
(International Union of Crystallography, 2018) -
Crystal structure of 3,6-bis(pyridin-2-yl)-1,4-dihydro-1,2,4,5-tetrazine
(International Union of Crystallography, 2019) -
Crystal structures of (E)-3-(4-hydroxybenzylidene)chroman-4-one and (E)-3-(3-hydroxybenzylidene)-2-phenylchroman-4-one
(International Union of Crystallography, 2019) -
Deeper insight into the properties of the newly synthesized macrocycles as drug receptors – some preliminary quantum chemical studies
(Royal Society of Chemistry, 2017)The article presents the results of our more extended studies performed on one of the carbohydrate derivatives of azacrown ethers that were recently synthesized in our laboratory. An attempt is made to explain the interactions ... -
Dendritic glycopolymers based on dendritic polyamine scaffolds: view on their synthetic approaches, characteristics and potential for biomedical applications
(The Royal Society of Chemistry, 2014-12-18)In this review we highlight the potential for biomedical applications of dendritic glycopolymers based on polyamine scaffolds. The complex interplay of the molecular characteristics of the dendritic architectures and their ... -
Dialkyldithiophosphate Acids (HDDPs) as Effective Lubricants of Sol–Gel Titania Coatings in Technical Dry Friction Conditions
(Springer, 2012)The goal of this study was the investigation of the effectiveness of dialkyldithiophosphate acids (HDDPs) films in improving the tribological properties of thin, sol– gel derived titania coatings. Amorphous, anatase, ... -
Dielectric Properties and Characterisation of Titanium Dioxide Obtained by Different Chemistry Methods
(Hindawi Publishing Corporation, 2014)We made comparison of titanium dioxide powders obtained from three syntheses including sol-gel and precipitation methods as well as using layered (tetramethyl)ammonium titanate as a source of TiO2. The obtained precursors ... -
Diethyl (1-benzyl-4-phenyl-3-trifluoromethyl-1Hpyrrol-2-yl)phosphonate
(W. T. A. Harrison, University of Aberdeen, Scotland, 2017)In the title compound, C22H23F3NO3P, the dihedral angles between the pyrrole ring and the benzyl and phenyl rings are 81.38 (7) and 46.21 (8)°, respectively. The ethyl phosphate groups present with P—O—C—C torsion angles ... -
Doubly-bridged PNP-lariat ethers and their complexes with silver(I) ions in methanol solution
(The Royal Society of Chemistry, 2013-10-21)We report the preparation of four new double-bridged PNP-lariat etherderivatives L1 – L4 synthesized from precursor 1 by the subsequent substitution of chlorine atoms. The process consists of two steps. In ... -
Effect of base–acid properties of the mixtures of water with methanol on the solution enthalpy of selected cyclic ethers in this mixture at 298.15 K
(Akadémiai Kiadó, 2015-03-27)The enthalpies of solution of cyclic ethers: 1,4- dioxane, 12-crown-4 and 18-crown-6 in the mixture of water and methanol have been measured within the whole mole fraction range at T = 298.15 K. Based on the obtained data, ... -
Effect of New Thiophene-Derived Aminophosphonic Derivatives on Growth of Terrestrial Plants. Part 2. Their Ecotoxicological Impact and Phytotoxicity Test Toward Herbicidal Application in Agriculture
(MDPI, 2018)Background: The aim of this work was to evaluate phytotoxicity of the thiophene derivatives against three persistent weeds of a high degree of resistance (Galinsoga parviflora Cav., Rumex acetosa L., and Chenopodium album) ... -
Effects of Constant Magnetic Field on Electrodeposition of Co-W-Cu Alloy
(Electrochemical Science Group, 2015-03-23)The paper presents a study of the effect of constant magnetic field (CMF) on the basic processes of Co-W-Cu alloys electrodeposition. The alloys electrodeposited in the presence of CMF were more homogeneous and smooth ... -
Effects of l-α-amino acids side chains on their interparticle interactions with the dissociated potassium chloride in aqueous solutions
(Elsevier, 2018)Dissolution enthalpies of several natural amino acids (l-α-asparagine, l-α-glutamine, l-α-aspartic acid, l-α-glutamic acid, l-α-arginine, l-α-lysine and l-α-histidine) were measured in aqueous solutions of potassium chloride ...