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Перегляд Видання англійською мовою. Кафедра фармацевтичної хімії за назвою

Перегляд Видання англійською мовою. Кафедра фармацевтичної хімії за назвою

Зараз показуються 1-20 з 39

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About hydrolytic stability of the chelate complexes [SiF4(2,2′-Bipy)] and [SiF4(1,10-Phen)]

Gelmboldt, V. O.; Ganin, Ed. V.; Anisimov, Yu.; Fonari, M. S.; Kravtsov, V. Ch. (2014)

The products of reaction of fluorosilicic acid (FSA) with organic bases, the fluorosilicates of the relevant "onium" cations, find an application as anti-caries agents, ionic liquids, reagents for modified zeolite catalytic ...
Aminomethanesulfonic Acids as Reaction Products in SO2–NH2Alk–CH2O–H2O Systems: Synthesis and Structure

Khoma, R. E.; Gelmboldt, V. O.; Baumer, V. N.; Ennan, A. A.; Vodzinskii, S. V.; Ishkov, Yu. V.; Rakipov, I. M. (2021)

An original procedure was proposed for the synthesis of a series of aminomethanesulfonic acids AlkNHCH2SO3 (Alk = n-Bu, n-Hept, n-Oct, Bn) and N-tris(hydroxymethyl)methylammonium hydroxymethanesulfonate. The structure of ...
Complexing of Sulfur(IV) Oxide with Hexamethylenetetramine and Hexamethylenediamine in Aqueous Solutions

Khoma, R. E.; Shestaka, A. A.; Gavrilenko, M. I.; Sokhranenko, G. P.; Gel’mbol’dt, V. O. (2011)

Interaction in the sulfur(IV) oxide–hexamethylenetetramine (hexamethylenediamine)–water systems was studied by pH-, redox-, and conductometric titration techniques. The structure and stability of the resulting molecular ...
Condensation reactions in the systems “SO2 – L – CH2O – H2O” (L – primary amines)

Khoma, R. E.; Ennan, A. A.; Gelmboldt, V. O.; Koroeva, L. V. (2012)

We have previously shown that the interaction of sulfur (IV) oxide with hexamethylentetramine (HMTA) in aqueous solution results in the aminometansulfonic acid (AMSA):formulaAn attempt has been made to synthesize the AMSA ...
Crystal structures and solubility of 4,4´-bipyridinium and 2-brom-5-methylpyridinium hexafluorosilicates

Gelmboldt, V. O.; Koroeva, L. V.; Ganin, E. V.; Fonari, M. S. (2012)

Hexafluorosilicates with heterocyclic cations are convenient models for the estimation of H-bonds influence on structural characteristics and properties of this onium salts. As a part of our systematic investigation here ...
Development of burdock leaves dense extract obtaining technology

Ulizko, I.; Trokhymchuk, V.; Stepanenko, S.; Bobritskaya, L. (2016)

Optimum conditions of extraction have been selected and a technology for producing a thick extract from the leaves of burdock has been developed. The optimum parameters are: extraction with 40% ethyl alcohol in a ratio of ...
Development of methods for identification of cetylpyridinium hexafluorosilicate

Gelmboldt, V. О.; Аnisimov, V. Yu.; Bevz, N. Yu.; Georgiyants, V. А. (2016)

The methods for identification of Cetylpyridinium hexafluorosilicate – a potential caries preventive and antibacterial agent have been developed. To identify Cetylpyridinium hexafluorosilicate according to the requirements ...
Development of the composition and technology of a caries preventive gel

Anisimov, V. Yu.; Gelmboldt, V. O.; Polovko, N. P.; Анісімов, В. Ю.; Гельмбольдт, В. О.; Половко, Н. П.; Анисимов, В. Ю.; Гельмбольдт, В. А.; Половко, Н. П. (2015)

Prevention of dental caries involves remineralization of the tooth surfaces with calcium and phosphorus medicines, but the use of ﬂuorine-containing remedies in the form of a cream, gel and varnish is more effective. The ...
Development of the quantitative determination method for a new caries-preventive compound

Anisimov, V. Yu.; Gelmboldt, V. O.; Bevz, N. Yu.; Georgiyants, V. A.; Анісімов, В. Ю.; Гельмбольдт, В. О.; Бевз, Н. Ю.; Георгіянц, В. A.; Анисимов, В. Ю.; Гельмбольдт, В. О.; Бевз, Н. Ю.; Георгиянц, В. А. (2016)

Fluorides are the most important treatment and preventive additive in the composition of any form; they prevent development of caries by increasing the resistance of enamel, as well as production of acids by bacteria of ...
Effect of Hydrogen Bonding on Properties of Hexafluorosilicates with Heterocyclic Cations

Gel’mbol’dt, V. O. (2014)

The known data regarding the effects of interionic hydrogen bonding on properties of onium hexafluorosilicates with heterocyclic cations are summarized. Thermal stability parameters and water solubilities for this type of ...
Features of Interaction in the Sulfur(IV) Oxide–Hexamethylenetetramine–Water System: A First Example of Identification of the Product with a Sulfur–Carbon Bond

Khoma, R. E.; Shestaka, A. A.; Shishkin, O. V.; Baumer, V. N.; Brusilovskii, Yu. E.; Koroeva, L. V.; Ennan, A. A.; Gel’mbol’d, V. O. (2011)

Hexamethylenetetramine (HMTA) is a ligand in the synthesis of coordination compounds and also is used as a pharmaceutical antiseptic drug and as hexogen precursor. An attempt is known to use aqueous solutions of HMTA as ...
Hexafluorosilicates of bis(carboxypyridinium) and bis(2-carboxyquinolinium)

Gelmboldt, V. O.; Koroeva, L. V.; Ganin, E. V.; Fonari, M. S.; Botoshansky, M. M.; Ennan, A. A. (2008)

The preparation and characterization of three isomeric carboxypyridinium and carboxyquinolinium hexafluorosilicate salts is described. The salts of the general formulas (LH)2[SiF6] (I–III, L = 2-carboxypyridine, ...
Hexafluorosilicates with antibacterial active guanidine containing cations

Gelmboldt, V. O.; Anisimov, V. Yu.; Prodan, O. V.; Гельмбольдт, В. О.; Анісімов, В. Ю.; Продан, О. В.; Гельмбольдт, В. О.; Анисимов, В. Ю.; Продан, О. В. (2014)

The present research has studied the spectral data, thermochemical transformations and hydrolysis of hexaﬂuorosilicates with guanidine containing cations (C22H32Cl2N10)SіF6 (І) and (C21H45N9)(SiF6)1.5 (ІІ) for their ...
Hexafluorosilicates with antibacterial cations

Gelmboldt, V.; Anisimov, V.; Prodan, O.; Shishkin, I. (2014)

The "onium" hexafluorosilicates, in particular, ammonium hexafluorosilicate (NH4)2SiF6 and hexafluorosilicates of amino acids represent in the recent years the objects of intensive research as compounds possessing by the ...
Interaction between Hydrofluorosilicic Acid and 1,10-Phenanthroline: Hydrolytic Stability of Chelate Complexes of Silicon Tetrafluoride with Bidentate N-Donors

Gel’mbol’dt, V. O.; Anisimov, V. Yu.; Fonar, M. S. (2016)

Hexafluorosilicate (LH2)SiF6 and the cis-[SiF4(L)] chelate complex characterized by 19F NMR are products of reaction between hydrofluorosilicic acid and 1,10-phenanthroline (L). XRD findings show that the structure of ...
Interaction Products in the System Sulfur Dioxide–2,2′-Bipyridine–Water. Van der Waals Clathrates

Khoma, R. E.; Gelmboldt, V. O.; Ennan, A. A.; Baumer, V. N.; Tsapko, M. D. (2016)

Crystallization of 2,2′-bipyridine from aqueous solution containing sulfur(IV) oxide afforded clathrates with the composition (bipy)k·(SO2)m·(H2O)n. X-Ray amorphous guest SO2 molecules occupy voids in the crystal lattice ...
Methylammonium Sulfate: Synthesis and Structure

Khomaa, R. E.; Gel’mbol’dt, V. O.; Baumerd, V. N.; Puzand, A. N.; Ennana, A. A. (2015)

The reaction between sulfur(IV) oxide and aqueous methylamine yields “onium” sulfate (CH3NH3)2SO4, which was characterized by Xray diffraction, IR spectroscopy, and mass spectrometry. The structure of the sulfate is ...
On Interaction of Sulfur(IV) Oxide with Aqueous Solutions of Ethanolamines

Khoma, R. E.; Shestaka, A. A.; Gel’mbol’dt, V. O. (2012)

Potentio- and conductometric titration was used to study the interaction in sulfur(IV) oxide–ethanolamines–water systems in comparison with the previously obtained pH-metric data on how the corresponding onium sulfites, ...
Onium hexafluorosilicates with heterocyclic cations: supramolecular structure, properties and pharmaceutical application

Gelmboldt, V. O. (2012)

Recent years demonstrate the steady interest to the various aspects of supramolecular chemistry of anions, and, in particular, fluorocomplexes anions due to their important role in chemical engineering. The high H-acceptor ...
Onium Salts of Sulfur-Containing Oxyanions Resulting from Reaction of Sulfur(IV) Oxide with Aqueous Solutions of 1,2-Diamines and Morpholine

Khoma, R. E.; Gel’mbol’dt, V. O.; Ennan, A. A.; Baumer, V. N.; Puzan, A. N.; Koksharova, T. V.; Mazepa, A. V. (2017)

Reaction products have been isolated from SO2–L–H2O–О2 systems (L = ethylenediamine, N,N,N',N'-tetramethylethylenediamine, piperazine, and morpholine) as onium salts [H3NCH2CH2NH3]SO4, [(CH3)2NHCH2CH2NH(CH3)2]SO4, ...

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Перегляд Видання англійською мовою. Кафедра фармацевтичної хімії за назвою

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