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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">vestich</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Национальной академии наук Беларуси. Серия химических наук</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the National Academy of Sciences of Belarus, Chemical Series</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1561-8331</issn><issn pub-type="epub">2524-2342</issn><publisher><publisher-name>The Republican Unitary Enterprise Publishing House "Belaruskaya Navuka"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.29235/1561-8331-2025-61-4-315-326</article-id><article-id custom-type="elpub" pub-id-type="custom">vestich-984</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>ОРГАНИЧЕСКАЯ ХИМИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORGANIC CHEMISTRY</subject></subj-group></article-categories><title-group><article-title>Антибактериальная активность и оптические характеристики пленок на основе пиридиновых производных 4-аминоазобензола</article-title><trans-title-group xml:lang="en"><trans-title>Antibacterial activity and optical characteristics of films based on 4-aminoazobenzene pyridine derivatives</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>Дикусар</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Dikusar</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Дикусар Евгений Анатольевич – кандидат химических наук, старший научный сотрудник</p><p>ул. Сурганова, 13, 220072, Минск</p></bio><bio xml:lang="en"><p>Dikusar Evgenij A. – Ph. D. (Chemistry), Senior Resear- cher</p><p>13, Surganov Str., 220072, Minsk</p></bio><email xlink:type="simple">dikusar@ifoch.bas-net.by</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>Филиппович</surname><given-names>Л. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Filippovich</surname><given-names>L. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Филиппович Людмила Николаевна – кандидат химических наук, доцент, старший научный сотрудник</p><p>ул. Сурганова, 13, 220072, Минск</p></bio><bio xml:lang="en"><p>Filippovich Liudmila N. – Ph. D. (Chemistry), Associate Professor, Senior Researcher</p><p>13, Surganov Str., 220072, Minsk</p></bio><email xlink:type="simple">luda1977@list.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>Богданова</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Bogdanova</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Богданова Наталия Валерьевна – старший преподаватель</p><p>ул. Долгобродская, 23А, 220070, Минск</p></bio><bio xml:lang="en"><p>Bogdanova Natalia V. – Senior Lecturer</p><p>23A, Dolgbrodskaya Str., 220070, Minsk</p></bio><email xlink:type="simple">tasha.bo@mail.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>Скидан</surname><given-names>Е. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Skidan</surname><given-names>E. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Скидан Елизавета Евгеньевна – студент</p><p>ул. Долгобродская, 23А, 220070, Минск</p></bio><bio xml:lang="en"><p>Skidan Elizaveta E. – Student</p><p>23A, Dolgbrodskaya Str., 220070, Minsk</p></bio><email xlink:type="simple">skidanlizaveta@gmail.com</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>Муравский</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Muravsky</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Муравский Анатолий Александрович – кандидат физико-математических наук, заведующий лабораторией</p><p>ул. Ф. Скорины, 36, 220084, Минск</p></bio><bio xml:lang="en"><p>Muravsky Anatoli A. – Ph. D. (Physics and Mathema- tics), Head of the Laboratory</p><p>36, F. Skorina Str., 220084, Minsk</p></bio><email xlink:type="simple">anatoli_murauski@ichnm.by</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>Акишина</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Akishina</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Акишина Екатерина Александровна – научный сотрудник</p><p>ул. Сурганова, 13, 220072, Минск</p></bio><bio xml:lang="en"><p>Akishina Ekaterina A. – Researcher</p><p>13, Surganov Str., 220072, Minsk</p></bio><email xlink:type="simple">che.semenovaea@mail.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>Шахаб</surname><given-names>С. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Shahab</surname><given-names>S. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шахаб Сиямак Насер – доктор химических наук, доцент, заведующий кафедрой</p><p>ул. Сурганова, 13, 220072, Минск</p><p>ул. Долгобродская, 23А, 220070, Минск</p></bio><bio xml:lang="en"><p>Shahab Siyamak N. – Dr. Sc. (Chemistry), Associate Professor, Head of the Department</p><p>23A, Dolgbrodskaya Str., 220070, Minsk</p></bio><email xlink:type="simple">siyamakshahab@mail.ru</email><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Поткин</surname><given-names>В. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Potkin</surname><given-names>V. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Поткин Владимир Иванович – академик, доктор химических наук, профессор, заведующий лабораторией</p><p>ул. Сурганова, 13, 220072, Минск</p></bio><bio xml:lang="en"><p>Potkin Vladimir I. – Academician, Dr. Sc. (Chemistry), Professor, Head of the Laboratory</p><p>13, Surganov Str., 220072, Minsk</p></bio><email xlink:type="simple">potkin@ifoch.bas-net.by</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт физико-органической химии Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>Institute of Physical Organic Chemistry of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт физико-органической химии Национальной академии наук Беларуси; Институт химии новых материалов Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>Institute of Physical Organic Chemistry of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Международный государственный экологический институт имени А. Д. Сахарова  Белорусского государственного университета</institution></aff><aff xml:lang="en"><institution>International Sakharov Environmental Institute of Belarusian State University</institution></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Институт химии новых материалов Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>Institute of Chemistry of New Materials of the National Academy of Science of Belarus</institution></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>Институт физико-органической химии Национальной академии наук Беларуси; Международный государственный экологический институт имени А. Д. Сахарова  Белорусского государственного университета</institution></aff><aff xml:lang="en"><institution>International Sakharov Environmental Institute of Belarusian State University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>03</day><month>12</month><year>2025</year></pub-date><volume>61</volume><issue>4</issue><fpage>315</fpage><lpage>326</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Дикусар Е.А., Филиппович Л.Н., Богданова Н.В., Скидан Е.Е., Муравский А.А., Акишина Е.А., Шахаб С.Н., Поткин В.И., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Дикусар Е.А., Филиппович Л.Н., Богданова Н.В., Скидан Е.Е., Муравский А.А., Акишина Е.А., Шахаб С.Н., Поткин В.И.</copyright-holder><copyright-holder xml:lang="en">Dikusar E.A., Filippovich L.N., Bogdanova N.V., Skidan E.E., Muravsky A.A., Akishina E.A., Shahab S.N., Potkin V.I.</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://vestichem.belnauka.by/jour/article/view/984">https://vestichem.belnauka.by/jour/article/view/984</self-uri><abstract><p>Конденсацией сложных эфиров никотиновой/изоникотиновой кислот с 4-аминоазобензолом в метаноле синтезированы различные (E,E)-азоазометины. Кватернизацией альдегидоэфиров и (E,Е)-азоазометинов в растворе дихлорметана в присутствии избытка иодметана получены соответствующие иодиды N-метильных производных. Установлены оптические характеристики пленок из поливинилового спирта (ПВС) на основе синтезированных пиридиновых производных 4-аминоазобензола. Проведена оценка антибактериальной активности в отношении Staphylococcus aureus, Escheriсhia coli методом диффузии в агар.</p></abstract><trans-abstract xml:lang="en"><p>Various (E,E)-azoazomethines were synthesized by condensation of nicotinic/isonicotinic acid esters with 4-aminoazobenzene in methanol. The corresponding iodomethylates were obtained by quaternization of aldehyde esters and (E,E)-azoazomethines in di-chloromethane in the presence of excess iodomethane. The optical characteristics of polyvinyl alcohol (PVA) films based on synthe-sized pyridine derivatives of 4-aminoazobenzene have been studied. Antibacterial activity against Staphylococcus aureus and Escherichia coli was assessed using the agar diffusion method.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>азометины</kwd><kwd>4-аминоазобензол</kwd><kwd>никотиновая кислота</kwd><kwd>изоникотиновая кислота</kwd><kwd>гидроксибензальдегиды</kwd><kwd>антибактериальные пленки</kwd><kwd>поливиниловый спирт</kwd><kwd>поляризаторы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>azomethines</kwd><kwd>4-aminoazobenzene</kwd><kwd>nicotinic acid</kwd><kwd>isonicotinic acid</kwd><kwd>hydroxybenzaldehydes</kwd><kwd>antibacterial films</kwd><kwd>polyvinyl alcohol</kwd><kwd>polarizers</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">Progress on biodegradable films for antibacterial food packaging / G. Han, R. Guo, Z. Yu, G. 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