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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/achb.921</article-id><article-id custom-type="edn" pub-id-type="custom">MOKVYS</article-id><article-id custom-type="elpub" pub-id-type="custom">vuzbiochemi-1228</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>Синтез и свойства N-(2,2,2-трибромэтилиден)-4-хлорбензолсульфонамида</article-title><trans-title-group xml:lang="en"><trans-title>Synthesis and properties of N-(2,2,2-tribromoethylidene)-4-chlorobenzenesulfonamide</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3433-6250</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Айзина</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Aizina</surname><given-names>Yu. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Юлия Александровна Айзина, к. х. н., научный сотрудник, доцент</p><p>664033; ул. Фаворского, 1; 664074; ул. Лермонтова, 83; Иркутск</p></bio><bio xml:lang="en"><p>Yulia A. Aizina, Cand. Sci. (Chemistry), Researcher, Associate Professor</p><p>66403; 1, Favorsky St.; 664074; 83, Lermontov St.; Irkutsk</p></bio><email xlink:type="simple">aizina@ex.istu.edu</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1965-0068</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ткачук</surname><given-names>Д. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Tkachuk</surname><given-names>D. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Дарья Олеговна Ткачук, аспирант</p><p>664074; ул. Лермонтова, 83</p><p>Иркутск</p></bio><bio xml:lang="en"><p>Daria O. Tkachuk, Postgraduate Student</p><p>664074; 83, Lermontov St.; Irkutsk</p></bio><email xlink:type="simple">d.zyablowa2019@yandex.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7889-0574</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шаглаева</surname><given-names>Н. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Shaglaeva</surname><given-names>N. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Нина Савельевна Шаглаева, д.х.н., профессор, профессор кафедры</p><p>664074; ул. Лермонтова, 83; Иркутск</p></bio><bio xml:lang="en"><p>Nina S. Shaglaeva, Dr. Sci. (Chemistry), Professor, Professor of the Department</p><p>664074; 83, Lermontov St.; Irkutsk</p></bio><email xlink:type="simple">ShaglaevaNS@yandex.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Иркутский институт химии им. А.Е. Фаворского СО РАН; Иркутский национальный исследовательский технический университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.E. Favorsky Irkutsk Institute of Chemistry SB RAS; Irkutsk National Research Technical University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Иркутский национальный исследовательский технический университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Irkutsk National Research Technical University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>05</day><month>07</month><year>2024</year></pub-date><volume>14</volume><issue>2</issue><fpage>150</fpage><lpage>156</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Айзина Ю.А., Ткачук Д.О., Шаглаева Н.С., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Айзина Ю.А., Ткачук Д.О., Шаглаева Н.С.</copyright-holder><copyright-holder xml:lang="en">Aizina Y.A., Tkachuk D.O., Shaglaeva N.S.</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/1228">https://vuzbiochemi.elpub.ru/jour/article/view/1228</self-uri><abstract><p>Представленная работа является продолжением систематических исследований по поиску эффективных и доступных методов синтеза N-сульфонилиминов полигалогенальдегидов и изучению их свойств. Впервые реакцией N,N-дихлорбензолсульфонамида с трибромэтиленом получен N-(2,2,2-трибромэтилиден)амид 4-хлорбензолсульфокислоты с количественным выходом при температуре кипящей водяной бани в среде четыреххлористого углерода. В инфракрасных спектрах N-(2,2,2-трибромэтилиден)-4-хлорбензолсульфонамида наблюдаются полосы поглощения сульфоновых (1360, 1165 см-1) и NH (3275 см-1) групп, в спектрах ЯМР 1Н появляется сигнал азометиновых протонов в области 8,3–8,6 м.д. В спектрах ЯМР 13С регистрируется сигнал, относящийся к группе СВr3 в области ~31–43 м.д., при этом сигнал, характерный для группы СВr2Сl в области ~53–56 м.д., отсутствует. Это означает, что имин дибромхлоруксусного альдегида в ходе реакции не образуется. Таким образом, разработан эффективный метод синтеза N-(2,2,2-трибромэтилиден)-4-хлорбензолсульфонамида и установлено, что хемоселективность данной реакции зависит от температуры процесса. Показано, что N-(2,2,2-трибромэтилиден)-4-хлорбензолсульфонамид обладает амидоалкилирующими свойствами. Реакцией N-(2,2,2-трибромэтилиден)-4-хлорбензолсульфонамида с бензолом, толуолом, анизолом и 2-хлортиофеном в присутствии кислотного катализатора получены п-замещенные ароматические производные и 2,5-замещенные производные тиофена. Методами инфракрасной спектроскопии и спектроскопии ядерного магнитного резонанса (1Н, 13С) установлено, что реакция замещения протекает региоселективно. Все полученные продукты выделены в чистом виде и представляют собой порошки, растворимые в полярных органических растворителях и не растворимые в воде. Выходы 4-хлор-N-(1-фенил-2,2,2-трибромэтил)-бензолсульфонамида, 4-хлор-N-[1-(4-метилфенил)-2,2,2-трибромэтил]-бензолсульфонамида, 4-хлор-N-[1-(4-метоксифенил)-2,2,2-трибромэтил]-бензолсульфонамида и 4-хлор-N-[2,2,2-трибромэтил-1-(5-хлор-2-тиенил)этил]-бензол-сульфонамида составляют 74, 72, 64 и 74 % соответственно.</p></abstract><trans-abstract xml:lang="en"><p>The present work continues a systematic study to find efficient and accessible methods for the synthesis ofN-sulfonylimines of polyhaloaldehydes and to analyze their properties. In the reaction of N,N-dichlorobenzene sulfon-amide with tribromoethylene, N-(2,2,2-tribromoethylidene)amide of 4-chlorobenzenesulfonic acid was obtained for the first time with a quantitative yield at boiling water bath temperature in carbon tetrachloride medium. The infrared spectra of N-(2,2,2-tribromoethylidene)-4-chlorobenzenesulfonamide reveal the absorption bands of sulfonic (1360 and 1165 cm-1) and NH (3275 cm-1) groups, while the 1H NMR spectra show a signal for azomethine protons within the region of 8.3–8.6 ppm. The 13C NMR spectra exhibit a signal for the CBr3 group within the region of ~31–43 ppm, while the signal characteristic of the CBr2Сl group within the region of ~53–56 ppm is absent. This means that no imine of dibromochloroacetic aldehyde is formed during the reaction. Thus, an efficient method for the synthesis of N-(2,2,2-tribromoethylidene)-4-chlorobenzenesulfonamide was developed, and the chemoselectivity of this reaction was found to depend on the process temperature. It was shown that N-(2,2,2-tribromoethylidene)-4-chlorobenzenesulfonamide has amidoalkylating properties. A reaction of N-(2,2,2-tribromoethylidene)-4-chlorobenzenesulfonamide with benzene, toluene, anisole, and 2-chlorothiophene in the presence of an acid catalyst yielded p-substituted aromatic derivatives and 2,5-substituted thiophene derivatives. Infrared spectroscopy and NMR spectroscopy (1H, 13C) revealed that the substitution reaction proceeds regioselectively. All the obtained products were isolated in pure form as powders soluble in polar organic solvents and insoluble in water. The yields of 4-chloro-N-(1-phenyl-2,2,2-tribromoethyl)-benzenesulfonamide, 4-chloro-N-[1-(4-methylphenyl)-2,2,2-tribromoethyl]-benzenesulfonamide, 4-chloro-N-[1-(4-methoxyphenyl)-2,2,2-tribromoethyl]-benzene-sulfonamide, and 4-chloro-N-[2,2,2-tribromoethyl-1-(5-chloro-2-thienyl)ethyl]-benzenesulfonamide amounted to 74, 72, 64, and 74 %, respectively.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>N-сульфонилимины полигалогенальдегидов</kwd><kwd>N</kwd><kwd>N-дихлорамид</kwd><kwd>4-хлорбензолсульфонамид</kwd><kwd>трибромэтилен</kwd><kwd>С-амидоалкилирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>N-sulfonylimines of polyhaloaldehydes</kwd><kwd>N</kwd><kwd>N-dichloramine</kwd><kwd>4-chlorobenzenesulfonamide</kwd><kwd>tribromoethylene</kwd><kwd>C-amidoalkylation</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">Левковская Г.Г., Дроздова Т.И., Розенцвейг И.Б., Мирскова А.Н. 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