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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">vuzbiochemi</journal-id><journal-title-group><journal-title xml:lang="ru">Известия вузов. Прикладная химия и биотехнология</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of Universities. Applied Chemistry and Biotechnology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2227-2925</issn><issn pub-type="epub">2500-1558</issn><publisher><publisher-name>ИРНИТУ</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21285/2227-2925-2021-11-1-6-15</article-id><article-id custom-type="elpub" pub-id-type="custom">vuzbiochemi-527</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ХИМИЧЕСКИЕ НАУКИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CHEMICAL SCIENCES</subject></subj-group></article-categories><title-group><article-title>Влияние природы атома халькогена на экстракционные и адсорбционные характеристики халькогенсодержащих олигомеров на основе хлорекса</article-title><trans-title-group xml:lang="en"><trans-title>The effect of the nature of the сhalcogen atom on the extraction and adsorption characteristics of chalcogen-containing oligomers based on chlorex</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Алтынникова</surname><given-names>Е. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Altynnikova</surname><given-names>E. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Алтынникова Екатерина Евгеньевна, аспирант</p><p>664074, г. Иркутск, ул. Чернышевского, 15</p></bio><bio xml:lang="en"><p>Ekaterina E. Altynnikova, Postgraduate Student15, Chernyshevsky St., Irkutsk, 664074</p></bio><email xlink:type="simple">altynnikova_ee@irgups.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Грабельных</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Grabel'nykh</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Грабельных Валентина Александровна, к.х.н., научный сотрудник664033, г. Иркутск, ул. Фаворского, 1</p></bio><bio xml:lang="en"><p>Valentina A. Grabel'nykh, Cand. Sci. (Chemistry), Researcher1, Favorsky St., Irkutsk, 664033</p></bio><email xlink:type="simple">venk@irioch.irk.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Руссавская</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Russavskaya</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Руссавская Наталья Владимировна, д.х.н., доцент, профессор664074, г. Иркутск, ул. Чернышевского, 15</p></bio><bio xml:lang="en"><p>Natalya V. Russavskaya, Dr. Sci. (Chemistry), Associate Professor, Professor15, Chernyshevsky St., Irkutsk, 664074,</p></bio><email xlink:type="simple">rusnatali64@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Синеговская</surname><given-names>Л. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Sinegovskaya</surname><given-names>L. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Синеговская Лидия Михайловна, д.х.н., профессор, ведущий научный сотрудник664074, г. Иркутск, ул. Чернышевского, 15</p></bio><bio xml:lang="en"><p>Lidiya M. Sinegovskaya, Dr. Sci. (Chemistry), Professor, Leading Researcher1, Favorsky St., Irkutsk, 664033,</p></bio><email xlink:type="simple">sinegovskaya@irioch.irk.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Абдикалыков</surname><given-names>Е. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Abdikalykov</surname><given-names>Ye. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Абдикалыков Ерлан Нуржанулы, магистрант, инженер050010, г. Алматы, ул. Кунаева, 142</p></bio><bio xml:lang="en"><p>Yerlan N. Abdikalykov, Master Student, Engineer142, Kunaeva St., Almaty, 050010</p></bio><email xlink:type="simple">y.abdikalykov@ifce.kz</email><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Налибаева</surname><given-names>А. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Nalibayeva</surname><given-names>A. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Налибаева Арайлым Муратовна, научный сотрудник050010, г. Алматы, ул. Кунаева, 142</p></bio><bio xml:lang="en"><p>Arailym M. Nalibayeva, Researcher142, Kunaeva St., Almaty, 050010</p></bio><email xlink:type="simple">a.nalibayeva@ifce.kz</email><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бишимбаева</surname><given-names>Г. К.</given-names></name><name name-style="western" xml:lang="en"><surname>Bishimbayeva</surname><given-names>G. K</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бишимбаева Гаухар Козыкеевна, д.т.н., профессор, главный научный сотрудник050010, г. Алматы, ул. Кунаева, 142</p></bio><bio xml:lang="en"><p>Gauhar K. Bishimbayeva, Dr. Sci. (Engineering), Professor, Chief Researcher142, Kunaeva St., Almaty, 050010</p></bio><email xlink:type="simple">g.bishimbayeva@ifce.kz</email><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Розенцвейг</surname><given-names>И. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Rozentsveig</surname><given-names>I. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Розенцвейг Игорь Борисович, д.х.н., доцент, заместитель директора по научной работе664033, г. Иркутск, ул. Фаворского, 1</p></bio><bio xml:lang="en"><p>Igor B. Rozentsveig, Dr. Sci. (Chemistry), Associate Professor, Deputy Director for Research1, Favorsky St., Irkutsk, 664033</p></bio><email xlink:type="simple">i_roz@irioch.irk.ru</email><xref ref-type="aff" rid="aff-5"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Иркутский государственный университет путей сообщения</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Irkutsk State Transport University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Иркутский институт химии им. А.Е Фаворского СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.E. Favorsky Irkutsk Institute of Chemistry SB RAS</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Иркутский государственный университет путей сообщения</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.E. Favorsky Irkutsk Institute&#13;
of Chemistry SB RAS</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Институт топлива, катализа и электрохимии им. Д.В. Сокольского</institution><country>Казахстан</country></aff><aff xml:lang="en"><institution>D.V. Sokolsky Institute of Fuel, Catalysis and Electrochemistry</institution><country>Kazakhstan</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>Иркутский институт химии им. А.Е. Фаворского СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.E. Favorsky Irkutsk Institute of Chemistry SB RAS</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>02</day><month>04</month><year>2021</year></pub-date><volume>11</volume><issue>1</issue><fpage>6</fpage><lpage>15</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Алтынникова Е.Е., Грабельных В.А., Руссавская Н.В., Синеговская Л.М., Абдикалыков Е.Н., Налибаева А.М., Бишимбаева Г.К., Розенцвейг И.Б., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Алтынникова Е.Е., Грабельных В.А., Руссавская Н.В., Синеговская Л.М., Абдикалыков Е.Н., Налибаева А.М., Бишимбаева Г.К., Розенцвейг И.Б.</copyright-holder><copyright-holder xml:lang="en">Altynnikova E.E., Grabel'nykh V.A., Russavskaya N.V., Sinegovskaya L.M., Abdikalykov Y.N., Nalibayeva A.M., Bishimbayeva G.K., Rozentsveig I.B.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://vuzbiochemi.elpub.ru/jour/article/view/527">https://vuzbiochemi.elpub.ru/jour/article/view/527</self-uri><abstract><p>Исследованы экстракционные и адсорбционные характеристики халькогенсодержащих олигомеров, полученных из хлорекса и элементных халькогенов в системах гидразингидрат–основание. Сера- и селенсодержащие олигомеры, синтезированные в системе гидразингидрат–моноэтаноламин, растворимы в органических растворителях, полученные растворы способны экстрагировать ионы Hg2+, Cd2+, Zn2+, Pb2+, Cu2+ и Ni2+ из водных растворов. Олигомеры, синтезированные в системе гидразингидрат–вода–КОН (сера- и селенсодержащие олигомеры), а также теллурсодержащий олигомер, полученный в системе гидразингидрат–КОН, использованы в качестве адсорбентов. Предположено, что экстракция и адсорбция ионов металлов халькогенсодержащими олигомерами осуществляется путем формирования комплексов, в которых атомы халькогенов выступают в качестве лигандов. Влияние природы атома халькогена на возможность образования комплексов, то есть на экстракционные и адсорбционные свойства используемых олигомеров, рассмотрено с позиции принципа жестких и мягких кислот и оснований, согласно которому катионы Hg2+ и Cd2+ относятся к мягким кислотам, а катионы Zn2+, Pb2+, Cu2+ и Ni2+ – к кислотам промежуточной жесткости. Атомы халькогенов относятся к мягким основаниям. Эксперимент показал, что ионы Hg2+ и Cd2+ легко экстрагируются и адсорбируются всеми использованными олигомерами, тогда как катионы промежуточной жесткости легче всего вступают во взаимодействие с серасодержащими олигомерами. Подтверждение образования комплексов олигомер–металл получено на основании анализа ИК-спектров и спектров ЯМР 77Se, зарегистрированных для сера- и селенсодержащих олигомеров до и после экстракции. В ИК-спектрах наблюдаются четкие изменения характера полос поглощения, обусловленные валентными колебаниями связей C–S и C–Se. В спектре ЯМР 77Se появляется дополнительный сигнал дезэкранированных ядер селена. Незначительное изменение характера ИК-спектров в области валентных колебаний С–О указывает на слабое участие кислорода в формировании комплексов. Его роль в обеспечении высоких показателей по экстракции и адсорбции сводится, по-видимому, к увеличению гибкости макромолекул, которая обеспечивает формирование благоприятной геометрии для комплексообразования.</p></abstract><trans-abstract xml:lang="en"><p>The extraction and adsorption characteristics of chalcogen-containing oligomers derived from chlorex and elemental chalcogens in the hydrazine hydrate–base systems were studied. Sulphur- and selenium-containing oligomers synthesised in hydrazine hydrate–monoethanolamine systems are soluble in organic solvents. The as-obtained solutions are capable of extracting the following ions from water solutions: Hg2+, Cd2+, Zn2+, Pb2+, Cu2+ and Ni2+. Oligomers synthesised in the hydrazine hydrate–water–KOH system (sulphur- and selenium-containing oligomers) and a tellurium-containing oligomer obtained in the hydrazine hydrate–KOH system were used as adsorbents. It was assumed that the extraction and adsorption of metal ions by chalcogen-containing oligomers is carried out through the formation of complexes in which the chalcogen atoms act as ligands. The effect of the nature of chalcogen atoms on the possibility of forming complexes, i.e. on the extraction and adsorption properties of the oligomers used, was considered using the theory of hard and soft acids and bases (HSAB). According to this theory, the cations Hg2+ and Cd2+ belong to soft acids, while the cations Zn2+, Pb2+, Cu2+ and Ni2+ belong to acids of intermediate hardness. Chalcogen atoms are classified as soft bases. The conducted experiment showed that Hg2+ and Cd2+ ions are easily extracted and adsorbed by all the oligomers used, while the intermediate-hardness cations most easily interact with the sulphur-containing oligomers. The formation of oligomer–metal complexes was confirmed by analysing IR and 77Se NMR spectra recorded for sulphur- and selenium-containing oligomers before and after the extraction. The recorded IR spectra contained obvious changes in the nature of the absorption bands due to the stretching vibrations of the C–S and C–Se bonds. An additional signal of de-screened selenium nuclei was observed in the 77Se NMR spectrum. An insignificant change in the nature of the IR spectra in the region of stretching C–O vibrations indicated a weak participation of oxygen in the formation of complexes. It can be assumed that the role of oxygen in maintaining the high rates of extraction and adsorption is associated with an increase in the flexibility of macromolecules, which ensures a more favourable geometry for complex formation.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>хлорекс</kwd><kwd>олигомеры</kwd><kwd>сера</kwd><kwd>селен</kwd><kwd>теллур</kwd><kwd>ионы тяжелых металлов</kwd><kwd>экстракция</kwd><kwd>адсорбция</kwd><kwd>принцип ЖМКО</kwd><kwd>ИК-спектроскопия</kwd><kwd>ЯМР77Se</kwd></kwd-group><kwd-group xml:lang="en"><kwd>chlorex</kwd><kwd>oligomers</kwd><kwd>sulphur</kwd><kwd>selenium</kwd><kwd>tellurium</kwd><kwd>heavy metal ions</kwd><kwd>extraction</kwd><kwd>adsorption</kwd><kwd>HSAB theory</kwd><kwd>IR spectroscopy</kwd><kwd>NMR 77Se</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Гарновский А.Д., Садименко А.П., Осипов О.А., Цинцадзе Г.В. 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