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Browsing by Author "Kazakova E."

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Aggregation and counter ion binding ability of sulfonatomethylcalix[4] resorcinarenes in aqueous solutions

Amirov R.; Nugaeva Z.; Mustafina A.; Fedorenko S.; Morozov V.; Kazakova E.; Habicher W.; Konovalov A. (2004)

1H NMR spectroscopy, 1H NMR spin-lattice relaxation, conductivity and pH-metric titration data have been used to study the aggregation and counter-ion binding of tetrasulfonatomethylcalix[4] resorcinarenes with methyl ...
Amphiphilic calixresorcinarene associates as effective solubilizing agents for hydrophobic organic acids: Construction of nano-aggregates

Morozova J.; Syakaev V.; Kazakova E.; Shalaeva Y.; Nizameev I.; Kadirov M.; Voloshina A.; Zobov V.; Konovalov A. (2016)

© 2016 The Royal Society of Chemistry.Here we represent the first example of the formation of mixed nanoscale associates, constructed from amphiphilic calixresorcinarenes and hydrophobic carboxylic acids including drugs. ...
Calix[4]resorcinarene ionophore in the ion-selective electrodes with plasticized poly(vinylchloride) membranes

Muslinkina L.; Evtugyn G.; Kazakova E.; Budnikov H. (1999)

Synthetic ionophore calix[4]resorcinarene was incorporated into the poly(vinyl chloride) (PVC) plasticized membrane of an ion-selective electrode (ISE). Calixarene interactions with quaternary ammonium and alkaline metals ...
Complexation and self-assembling of sulfonatomethylated calix[4]resorcinarene with both organic and lanthanide ions in aqueous media

Amirov R.; Mustafina A.; Nugaeva Z.; Fedorenko S.; Kazakova E.; Konovalov A.; Habicher W. (2004)

The stoichiometry and binding constant of the paramagnetic lanthanide ion (Gd3+) with sulfonatomethylated calix[4]resorcinarene (H 8Xna4) were evaluated from the NMR relaxation data. Both 1H NMR spectroscopy and NMR ...
Hydroxymercuration-demercuration of 3-carene

Arbuzov B.; Ratner V.; Isaeva Z.; Kazakova E. (1972)

It was found that Hg(OAc)2 adds to 3-carene both to the double bond and to the three-membered ring; the formation of β-4-caranol and trans-1,8-terpin as demercuration products is in agreement with the trans-addition of the ...
New calix[4]arene-based amides - Their synthesis, conformation, complexation

Stibor I.; Růžičková M.; Krátký R.; Vindyš M.; Havlíček J.; Pinkhassik E.; Lhoták P.; Mustafina A.; Morozova Y.; Kazakova E.; Gubskaya V. (2001)

New chiral calix[4]arene-based diol-diamides 1a, 1b, tetraamides 2a, 2b and 7 as well as achiral diamide 3 and tetraamides 4-6 were prepared. The conformation of 1 has been studied in solution by NMR and in solid state by ...
Novel thermoresponsive water-soluble oligomers based on amphiphilic calixresorcinarenes

Shalaeva Y.; Morozova J.; Syakaev V.; Kazakova E.; Ermakova A.; Nizameev I.; Kadirov M.; Konovalov A. (2017)

© 2017 Informa UK Limited, trading as Taylor & Francis Group.Novel water-soluble thermoresponsive oligomers TO1 and TO2 were obtained by reaction of amidoamine tetramethylcalixresorcinarenes (C1) and tetrapentylcalixresorcinarenes ...
One-step synthesis of gold colloids using amidoaminocalix[4]resorcinarenes as reducing and stabilizing agents. Investigation of naproxen binding

Shalaeva Y.; Morozova J.; Ermakova A.; Nizameev I.; Kadirov M.; Kazakova E.; Konovalov A. (2017)

© 2017 Elsevier B.V.Amido(dimethylamino) calix[4]resorcinarenes with different substituents on the lower rim (-CH3 (С1), −C5H11 (C5), −C11H23 (C11)) both as reducing and stabilizing agent in an aqueous solution were used ...
Outer-sphere interactions between octahedral chiral cobalt(III) complexes and water-soluble calixarenes

Mustafina A.; Skripacheva V.; Gubskaya V.; Gruner M.; Solv'eva S.; Antipin I.; Kazakova E.; Konovalov A.; Habicher W. (2004)

The structures and stability of outer-sphere associates of sulfonate derivatives of thiacalix[4]arene and calix[4]resorcinarene with coordinatively saturated cobalt(iii) bis- and tris-chelates ([Co(L-His)2] +, [Co(en)2ox]+, ...
Oxidation of 3- and 4-carenes with mercuric acetate in acetic acid

Arbuzov B.; Ratner V.; Isaeva Z.; Kazakova E.; Belyaeva M. (1971)

1. A study was made of the oxidation of 3-carene with Hg(OAc)2 in acetic acid at 23 and 86°, and with (HgOAc)2 at 90°. The action of both of the oxidizing agents leads to the same acetylative oxidation products: the acetates ...
Phosphorus-containing calixarenes

Antipin I.; Kazakova E.; Habicher W.; Konovalov A. (1998)

Data on the synthesis, conformational behaviour and complexing properties of calix[4]resorcinolarene and calix[n]arene derivatives modified by phosphorus-containing fragments are surveyed. © 1998 Russian Academy of Sciences ...
Solubility, acid-base and complexation properties of calix[4]resorcinarene in aqueous solutions of nonionic surfactants

Mustafina A.; Amirov R.; Elistratova Y.; Skripacheva V.; Nugaeva Z.; Kazakova E. (2002)

Solubility and acid-base properties of calix[4]resorcinarene (H8L) in aqueous solutions of nonionic surfactants Triton X-100, Triton X-405, and Brij-35, as well as isopropanol were studied by pH-potentiometry. The dependence ...
Stable complexes of tertiary ammonia derivative of phenothiazine with tertramethylsulfonated resorcin[4]arenes obtained under substoichiometric conditions

Kazakova E.; Syakaev V.; Morozova J.; Makarova N.; Muslinkina L.; Evtugyn G.; Konovalov A. (2007)

Eight water insoluble complexes of tetramethylsulfonated calix[4]resorcinarenes 1 and 2 (-CH3 and -C5H 11) with phenothiazine derivative, 3, were obtained under substoichiometric conditions by mixing aqueous solutions of ...
Supramolecular nanoscale systems based on amphiphilic tetramethylensulfonatocalix[4]resorcinarenes and cationic polyelectrolyte with controlled guest molecule binding

Shalaeva Y.; Morozova J.; Syakaev V.; Kazakova E.; Ermakova A.; Nizameev I.; Kadirov M.; Konovalov A. (2017)

© 2016 Informa UK Limited, trading as Taylor & Francis Group.The water-soluble tetramethylensulfonatocalix[4]resorcinarene with methyl (C1) and pentyl (C5) substitutes on the lower rim forms colloid nanoscale aggregates ...
Supramolecular nanoscale systems based on amphiphilic tetramethylensulfonatocalix[4]resorcinarenes and cationic polyelectrolyte with controlled guest molecule binding

Shalaeva Y.; Morozova J.; Syakaev V.; Kazakova E.; Ermakova A.; Nizameev I.; Kadirov M.; Konovalov A. (2016)

© 2016 Informa UK Limited, trading as Taylor & Francis GroupThe water-soluble tetramethylensulfonatocalix[4]resorcinarene with methyl (C1) and pentyl (C5) substitutes on the lower rim forms colloid nanoscale aggregates ...
Supramolecular systems based on amidoammonium and amidoaminocalix[4]resorcinarenes and polyacrylic acid

Morozova J.; Syakaev V.; Ermakova A.; Shalaeva Y.; Kazakova E.; Konovalov A. (2015)

© 2015 Elsevier B.V. In the solutions of polyacrylic acid (PAA) the amphiphilic calix[4]resorcinarenes 1-. 10 and their complexes with Methyl Orange (MO) form binary (. 1-. 10)-PAA and tertiary (. 2-. 10). -MO-PAA ...
The acoustic model of oscillations of gas combustion in coaxial pipes

Semenova E.; Larionov V.; Kazakova E. (2014)

© Published under licence by IOP Publishing Ltd. Organization of pulse combustion mode is one of the possible solutions to the problem of energy efficiency installations using hydrocarbon fuel. For grate combustion of solid ...
The seasonal factor in the tourism industry and it's influence on the sustainable development of the sector

Bunakov O.; Eidelman B.; Kazakova E. (2017)

© Medwell Journals, 2017. The study is devoted to the problems of seasonality in tourism. The researchers note the dependence of the tourist season on the climatic indicators of the location and propose recommendations ...
The syntheses and binding properties of the novel organophosphorus calixarenes

Konovalov A.; Antipin I.; Burilov A.; Kazakova E.; Mustafina A.; Pudovik M. (1999)

Phosphorylation of bromo, dialkylaminomethyl calix[4]resorcinarenes with various long chain aliphatic radicals with a number of P(III) derivatives i.e. triamido-and diamidophosphites, and polyhalogenides of P(III), P(IV) ...

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Browsing by Author "Kazakova E."

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