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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Doklady Chemistry</journal-id><journal-title-group><journal-title xml:lang="en">Doklady Chemistry</journal-title><trans-title-group xml:lang="ru"><trans-title>Доклады Российской академии наук. Химия, науки о материалах</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2686-9535</issn><issn publication-format="electronic">3034-5111</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">651948</article-id><article-id pub-id-type="doi">10.31857/S2686953522600751</article-id><article-id pub-id-type="edn">UYUMVC</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CHEMISTRY</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ХИМИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">CHIRAL <italic>N</italic>-(OCTAHYDRO-2<italic>H</italic>-CHROMEN-4-YL)-2-(DIALKYLAMINO)ACETAMIDES: SYNTHESIS AND ANALGESIC ACTIVITY</article-title><trans-title-group xml:lang="ru"><trans-title>Хиральные <italic>N</italic>-(октагидро-2<italic>H</italic>-хромен-4-ил)-2-(диалкиламино)ацетамиды: синтез и анальгетическая активность</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Li-Zhulanov</surname><given-names>N. S.</given-names></name><name xml:lang="ru"><surname>Ли-Жуланов</surname><given-names>Н. С.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Nikolaichuk</surname><given-names>K. M.</given-names></name><name xml:lang="ru"><surname>Николайчук</surname><given-names>К. М.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Gatilov</surname><given-names>Yu. V.</given-names></name><name xml:lang="ru"><surname>Гатилов</surname><given-names>Ю. В.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Volcho</surname><given-names>K. P.</given-names></name><name xml:lang="ru"><surname>Волчо</surname><given-names>К. П.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Khvostov</surname><given-names>M. V.</given-names></name><name xml:lang="ru"><surname>Хвостов</surname><given-names>М. В.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tolstikova</surname><given-names>T. G.</given-names></name><name xml:lang="ru"><surname>Толстикова</surname><given-names>Т. Г.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Salakhutdinov</surname><given-names>N. F.</given-names></name><name xml:lang="ru"><surname>Салахутдинов</surname><given-names>Н. Ф.</given-names></name></name-alternatives><email>volcho@nioch.nsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">N.N. Vorozhtsov Novosibirsk Institute of Organic Chemistry of Siberian Branch of Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Новосибирский институт органической химии 
им. Н.Н. Ворожцова СО РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Novosibirsk State University</institution></aff><aff><institution xml:lang="ru">Новосибирский государственный университет</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-09-01" publication-format="electronic"><day>01</day><month>09</month><year>2023</year></pub-date><volume>512</volume><issue>1</issue><fpage>32</fpage><lpage>38</lpage><history><date date-type="received" iso-8601-date="2025-02-02"><day>02</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Н.С. Ли-Жуланов, К.М. Николайчук, Ю.В. Гатилов, К.П. Волчо, М.В. Хвостов, Т.Г. Толстикова, Н.Ф. Салахутдинов</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Н.С. Ли-Жуланов, К.М. Николайчук, Ю.В. Гатилов, К.П. Волчо, М.В. Хвостов, Т.Г. Толстикова, Н.Ф. Салахутдинов</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Н.С. Ли-Жуланов, К.М. Николайчук, Ю.В. Гатилов, К.П. Волчо, М.В. Хвостов, Т.Г. Толстикова, Н.Ф. Салахутдинов</copyright-holder><copyright-holder xml:lang="ru">Н.С. Ли-Жуланов, К.М. Николайчук, Ю.В. Гатилов, К.П. Волчо, М.В. Хвостов, Т.Г. Толстикова, Н.Ф. Салахутдинов</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/2686-9535/article/view/651948">https://journals.eco-vector.com/2686-9535/article/view/651948</self-uri><abstract xml:lang="en"><p id="idm45257551215248">Based on monoterpenoid (–)-isopulegol a number of new derivatives of octahydro-2<italic>H</italic>-chromene have been synthesized. The structure of the products obtained was determined by <sup>1</sup>H and <sup>13</sup>C NMR spectroscopy, high resolution mass spectrometry and X-ray diffraction analysis. It was shown that several synthesized compounds exhibit high analgesic activity in <italic>in vivo</italic> tests. The highest efficiency in both tests (acetic writhing and hot plate) was shown by (4<italic>S</italic>)-diastereomers of morpholinoacetamide derivatives of octahydro-2<italic>H</italic>-chromene.</p></abstract><trans-abstract xml:lang="ru"><p id="idm45257551215408">Синтезирован ряд новых производных октагидро-2<italic>Н</italic>-хромена на основе монотерпеноида (–)-изопулегола. Состав и структура продуктов установлены с использованием спектроскопии ЯМР, масс-спектрометрии высокого разрешения и рентгеноструктурного анализа. Показано, что большинство полученных соединений проявляет высокую анальгетическую активность в тестах <italic>in vivo</italic>. Наибольшую эффективность в обоих тестах (уксусные корчи и горячая пластина) показали (4<italic>S</italic>)‑диастереомеры морфолиноацетамидных производных октагидро-2<italic>H</italic>-хромена.</p></trans-abstract><kwd-group xml:lang="en"><kwd>isopulegol</kwd><kwd>Prins–Ritter reaction</kwd><kwd>octahydro-2<italic>H</italic>-chromene</kwd><kwd>analgesic activity</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>изопулегол</kwd><kwd>реакция Принса–Риттера</kwd><kwd>октагидро-2<italic>Н</italic>-хромен</kwd><kwd>анальгетическая активность</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Авторы работы выражают благодарность Химическому исследовательскому центру коллективного пользования СО РАН за проведение спектральных и аналитических измерений.</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Melnikova I. // Nat. Rev. Drug Discov. 2010. V. 9. 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