Перегляд за Автор "Baumer, Vyacheslav N."
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Документ Features of Interaction in the Sulfur(IV) Oxide–Hexamethylenetetramine–Water System: A First Example of Identification of the Product with a Sulfur–Carbon Bond(2011) Khoma, Ruslan E.; Shestaka, A. A.; Shishkin, O. V.; Baumer, Vyacheslav N.; Brusilovskii, Yu. E.; Koroeva, L. V.; Ennan, Alim-Abdul A.; Gelmboldt, V. O.; Хома, Руслан ЄвгенійовичHexamethylenetetramine (HMTA) is a ligand in the synthesis of coordination compounds and also is used as a pharmaceutical antiseptic drug and as hexogen precursorДокумент Methylammonium Sulfate: Synthesis and Structure(2015) Khoma, Ruslan E.; Gelmboldt, V. O.; Baumer, Vyacheslav N.; Puzan, A. N.; Ennan, Alim-Abdul A.; Хома, Руслан ЄвгенійовичThe reaction between sulfur(IV) oxide and aqueous methylamine yields “onium” sulfate (CH3NH3)2SO4, which was characterized by X ray diffraction, IR spectroscopy, and mass spectrometry. The structure of the sulfate is stabilized by a network of NH⋅⋅⋅O hydrogen bondsДокумент Onium Salts of Sulfur-Containing Oxyanions Resulting from Reaction of Sulfur(IV) Oxide with Aqueous Solutions of 1,2-Diamines and Morpholine(2017) Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Puzan, A. N.; Koksharova, Tetiana V.; Mazepa, A. V.; Кокшарова, Тетяна Володимирівна; Хома, Руслан ЄвгенійовичReaction 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, [(CH3)2NHCH2CH2NH(CH3)2]S2O6 ⋅ H2O, [C4H8N2H4]SO3 ⋅ H2O, [C4H8N2H4]S2O6, [C4H8N2H4]SO4 ⋅ H2O, [O(C2H4)2NH2]2SO4 ⋅ H2O. The prepared compounds have been characterized by X-ray diffraction analysis, X-ray powder diffraction, IR and mass spectroscopyДокумент Onium Sulfates and Hydrogen Sulfates: Products of Reactions of Sulfur(IV) Oxide with Aqueous Solutions of Alkylamines and Aniline(2018) Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Rakipov, I. M.; Dlubovskiy, R. M.; Хома, Руслан ЄвгенійовичThe reaction products formed in the SO2–L–H2O–O2 systems (L is n-propylamine, n-butylamine, tert-butylamine, n-heptylamine, n-octylamine, aniline) were isolated and identified as “onium” salts [n-C3H7NH3]2SO4, [n-C4H9NH3]2SO4, [t-C4H9NH3]2SO4, [n-C7H15NH3]3SO4(HSO4), [n-C8H17NH3]3SO4(HSO4), and [C6H5NH3]2SO4. The products were characterized by elemental analysis, IR and Raman spectroscopy, mass spectrometry, and thermogravimetryДокумент Preparation and Some Physicochemical Properties of Benzylammonium Sulfates(2014) Khoma, Ruslan E. ; Ennan, Alim-Abdul A.; Gelmboldt, V. O.; Shishkin, O. V.; Baumer, Vyacheslav N.; Mazepa, A. V.; Brusilovskii, Yu. E.; Хома, Руслан ЄвгенійовичNew method of preparation of multisubstituted benzylammonium cations via interaction in the SO2–L–H2O systems (L is benzylamine, α-phenylethylamine, N,N-dimethylbenzylamine, or dibenzylamine) has been developed. The products have been studied by X-ray diffraction, IR, Raman spectroscopy, and mass spectrometry.Документ Products of Interaction between Sulfur(IV) Oxide and Aqueous Solutions of Hexamethylendiamine and tert Butylamine: The Crystal Structure of Hexamethylenediammonium Sulfate Dihydrate(2012) Khoma, Ruslan E. ; Ennan, Alim-Abdul A.; Shishkin, O. V.; Baumer, Vyacheslav N.; Gelmboldt, V. O.; Хома, Руслан ЄвгенійовичThe possibility of mild SO2 oxidation in sulfur(IV) oxide–alkylamine–water–oxygen systems is demonstrated to yield onium sulfatesДокумент The products of SO2 interaction with aqueous solutions of methylamine, benzylamines, 1,2-diamines and morpholine(2015) Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Mazepa, A. V.; Koksharova, Tetiana V.; Кокшарова, Тетяна Володимирівна; Хома, Руслан ЄвгенійовичThe new method of preparation of sulphuroxoanions “onium ” salts via interaction in the SO 2- L -H2O -O2 systems (L. is methylamine, bonzylamines, 12 -diamines, and morpholine) has been developed. Onium sulfates have been obtained from methylamine, benzylamine, a-phcnylethylamine, N,N -dimethylbenzylamine, dibenzylamine, 1 ,2-ethylenenediamine, morpholine, N,N,N\N3- tetramethylethylenediamine; sulphitesmonohyd rates - from piperazine and N -(hydroxyethyl)ethylenediamine; dithionate - from piperazine and N,N,N\N 3-tetramethylethylenediamine. The compounds were characterized by elemental analysis, X-ray diffraction, IR, Raman spectroscopy, mass spectrometry, and differential thermal analysis.Документ Synthesis and Structure of Aminoguanidinium Sulfite Monohydrate(2013) Khoma, Ruslan E. ; Gelmboldt, V. O.; Baumer, Vyacheslav N.; Shishkin, O. V.; Koroeva, Larysa V.; Хома, Руслан ЄвгенійовичThe reaction between sulfur(IV) oxide and an aqueous suspension of aminoguanidinium hydro carbonate yields (CN4H7)2SO3 ⋅ H2O, an “onium” sulfite, which has been characterized by X ray diffraction and IR spectroscopy and mass spectrometry. The structure of the salt is stabilized by numerous H bonds, such as NH⋅⋅⋅O, OH⋅⋅⋅O, and NH⋅⋅⋅N. The incorporation of pyramidal ions into the network of H bonds is accompanied by the lowering of their symmetry in comparison with C3v, thus complicating the IR spectra of the salt in the region where the vibrations of the anion appear.Документ Synthesis and Structure of N (Hydroxyethyl)ethylenediammonium Sulfite Monohydrate(2014) Khoma, Ruslan E. ; Gelmboldt, V. O.; Shishkin, O. V.; Baumer, Vyacheslav N.; Puzan, A. N.; Ennan, Alim-Abdul A.; Rakipov, I. M.; Хома, Руслан ЄвгенійовичA reaction between sulfur(IV) oxide and aqueous N (2 hydroxyethyl)ethylenediamine yields onium sulfite of composition (HOCH2CH2NH2CH2CH2NH3)SO3 ⋅ H2O, which has been characterized by X ray diffraction, IR spectroscopy, and mass spectrometry. The three dimensional structure of the salt is sta bilized by numerous hydrogen bonds, such as NH⋅⋅⋅O and OH⋅⋅⋅O.Документ Synthesis, Crystal Structure, Vibrational Spectra, and Thermochemical Transformations of Tris(hydroxymethyl)aminomethane(2014) Khoma, Ruslan E. ; Gelmboldt, V. O.; Shishkin, O. V.; Baumer, Vyacheslav N.; Ennan, Alim-Abdul A.; Хома, Руслан ЄвгенійовичA practically promising compound, tris(hydroxymethyl)aminomethane sulfate ((TRISH)2SO4, C8H24N2O10S) was synthesized and studied by a set of experimental methods (elemental analysis, IR and Raman spectroscopy, mass spectrometry, thermogravimetry).Документ Van der Waals Clathrates (Bipy)3·(SO2)·(H2O), (Bipy)2·(SO2)·(H2O)2 and (Bz3N)3·(SO2)(2017) Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Хома, Руслан ЄвгенійовичReaction products have been isolated from “sulphur dioxide – 2,2′-bipyridine – water” and “sulphur dioxide – tribenzylamine – water – benzene” systems. Crystallization of 2,2′- bipyridine from aqueous solution containing sulfur(IV) oxide afforded clathrates with the compositions (bipy)3·(SO2)·(H2O) (1) and (bipy)2·(SO2)·(H2O)2 (2) [1]. X-Ray amorphous guest SO2 molecules occupy voids in the crystal lattice of 2,2′-bipyridine without distortion of its structure. Van der Waals clathrate with the composition (Bz3N)3·(SO2) (3) was obtained for tribenzylamine. Only starting Bz3N was obtained from “sulphur dioxide – tribenzylamine – water – benzene” system. The isolated compounds were characterized by elemental analyses, X-ray diffraction data, and IR, NMR, and mass spectra.Документ Метод синтеза, кристаллическая структура и спектральные характеристики N-(трет-бутил)аминометансульфокислоты(2015) Хома, Руслан Евгеньевич; Гельмбольдт, В. О.; Эннан, Алим-Абдул Амидович; Баумер, В. Н.; Пузан, А. Н.; Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Puzan, A. N.; Хома, Руслан ЄвгенійовичПредложен новый метод синтеза N-(трет-бутил)аминометансульфокислоты в системе SO 2-(CH 3) 3CNH 2-CH 2O-H 2O. Соединение [(CH 3) 3С]NHCH 2SO 3H охарактеризовано методами РСА, ИК спектроскопии и масс-спектрометрии.Документ Продукты взаимодействия в системе SO2 – 2,2’-дипиридил – H2O. Ван-дер-ваальсовы клатраты(2016) Хома, Руслан Евгеньевич; Гельмбольдт, В. О.; Эннан, Алим-Абдул Амидович; Баумер, В. Н.; Цапко, М. Д.; Khoma, Ruslan E. ; Gelmboldt, V. O.; Ennan, Alim-Abdul A.; Baumer, Vyacheslav N.; Tsapko, M. D.; Хома, Руслан ЄвгенійовичПри кристаллизации 2,2'-дипиридила из водного раствора в присутствии оксида серы(IV) образуются клатраты состава (bipy)k(SO2)m(H2O)n. Рентгеноаморфные гостевые молекулы оксида серы(IV) и воды входят в пустоты кристаллической решетки 2,2'-дипиридила, не нарушая ее структуры. Полученные соединения охарактеризованы данными элементного анализа, РСА, ИК, ЯМР спектроскопии и масс-спектрометрии.Документ Синтез и строение сульфата метиламмония(2015) Хома, Руслан Евгеньевич; Гельмбольдт, В. О.; Баумер, В. Н.; Пузан, А. Н.; Эннан, Алим-Абдул Амидович; Khoma, Ruslan E. ; Gelmboldt, V. O.; Baumer, Vyacheslav N.; Puzan, A. N.; Ennan, Alim-Abdul A.; Хома, Руслан ЄвгенійовичВзаимодействие оксида серы(IV) c водным раствором метиламина приводит к получению “ониевого” сульфата состава (CH3NH3)2SO4, охарактеризованного данными РСА, ИК-, масс-спектрометрии. Структура сульфата стабилизирована системой Н-связей типа NH···O.