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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">10.21285/2227-2925-2020-10-3-386-392</article-id><article-id custom-type="elpub" pub-id-type="custom">vuzbiochemi-412</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 идентификация 1,1,3,3-тетра-[1,2-дигидро-1,5-диметил-2-фенил-3-оксопиразол]пропана</article-title><trans-title-group xml:lang="en"><trans-title>Synthesis and identification of 1,1,3,3-tetra-[1,2-dihydro-1,5-dimethyl-2-phenyl-3-oxopyrazole]propane</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>Бабадеев</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Babadeev</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бабадеев Дмитрий Викторович, магистрант, Химический институт им. А.М. Бутлерова</p><p>420111, г. Казань, ул. Кремлёвская, 29/1</p></bio><bio xml:lang="en"><p>Dmitrii V. Babadeev, Master Student, Alexander Butlerov Institute of Chemistry </p><p>29/1, Kremlin St., Kazan, 420111</p></bio><email xlink:type="simple">dima.babadeev@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>Строганова</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Stroganova</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Строганова Елена Алексеевна, к.х.н., старший преподаватель кафедры химии</p><p>460018, г. Оренбург, пр-т Победы, 13</p></bio><bio xml:lang="en"><p>Elena A. Stroganova, Cand. Sci (Chemistry), Senior Lecturer, Chemistry Department</p><p>13, Pobedy Ave., Orenburg, 460018</p></bio><email xlink:type="simple">Stroganova_Helen@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Казанский федеральный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kazan Federal University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Оренбургский государственный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Orenburg State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>08</day><month>10</month><year>2020</year></pub-date><volume>10</volume><issue>3</issue><fpage>386</fpage><lpage>392</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Бабадеев Д.В., Строганова Е.А., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Бабадеев Д.В., Строганова Е.А.</copyright-holder><copyright-holder xml:lang="en">Babadeev D.V., Stroganova E.A.</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/412">https://vuzbiochemi.elpub.ru/jour/article/view/412</self-uri><abstract><p>Пиразольные производные представляют практическую ценность как аналитические реагенты, красящие и лекарственные вещества. Известно, что 1,2-дигидро-1,5-диметил-2-фенилпиразол-3Н-он (антипирин) и его бидентатные производные являются хорошими аналитическими реагентами на ионы d-металлов (Cd2+, Fe3+, Sc3+, Ti4+, Zn2+, Co2+ и др.). Проявление хелатирующей способности открывает возможность использования би-, три- и тетрадентатных производных антипирина в качестве органических лигандов при синтезе металлоорганических координационных полимеров, что обусловливает актуальность синтеза ряда новых тетрадентатных производных 1,2-дигидро-1,5-диметил-2-фенилпиразол-3Н-она. Целью настоящей работы являлись синтез и идентификация нового вещества – 1,1,3,3-тетра-[1,2-дигидро-1,5-диметил-2-фенил-3-оксопиразол]пропана (тетраантипирилпропана). В ходе работы проведен обзор существующих  методик  синтеза  производных  антипирина,  полученных  путем  конденсации 1,2-дигидро-1,5-диметил-2-фенил-3Н-пиразол-3-она с альдегидами алифатического и ароматического ряда. Отработана методика получения и очистки нового, не описанного в литературе соединения – 1,1,3,3-тетра-[1,2-дигидро-1,5-диметил-2-фенил-3-оксопиразол]пропана, по реакции электрофильного замещения в ароматическом кольце оксопиразольного гетероцикла протонированной формы пропандиаля (малонового диальдегида) с выходом 17,1%. Соединение представляет собой кристаллическое вещество белого цвета, хорошо растворимое в органических полярных и неполярных растворителях, но не растворимое в воде. Чистоту перекристаллизованного продукта синтеза подтверждали путем измерения температуры плавления и проведения качественной реакции с нитритом натрия на обнаружение незамещенного оксопиразольного цикла субстрата реакции. Структуру 1,1,3,3-тетра-[1,2-дигидро-1,5-диметил-2-фенил-3-оксопиразол]пропана устанавливали методами масс-спектрометрии и спектроскопии комбинационного рассеяния.</p></abstract><trans-abstract xml:lang="en"><p>Pyrazole derivatives are of practical value as analytical reagents, dyes and medicinal substances. It is known that 1,2-dihydro-1,5-dimethyl-2-phenylpyrazol-3H-one (antipyrine) and its bidentate derivatives are good analytical reagents for d-metal ions (Cd2+, Fe3+, Sc3+, Ti4+, Zn2+, Co2+, etc.). The chelating ability of bi-, tri- and tetradentate antipyrine derivatives make them promising organic ligands for the synthesis of organometallic coordination polymers. Therefore, synthesis of new tetradentate derivatives of 1,2-dihydro-1,5-dimethyl-2-phenyl-3Hpyrazole-one seems to be a highly relevant research task. The aim of this work was to synthesize and study a new substance – 1,1,3,3-tetra-[1,2-dihydro-1,5-dimethyl-2-phenyl-3-oxopyrazole]propane (tetraantipyryl-propane). A review of existing methods for the synthesis of antipyrine derivatives through condensation of 1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one with aliphatic and aromatic aldehydes was carried out. A method was developed for the preparation and purification of 1,1,3,3-tetra-[1,2-dihydro-1,5-dimethyl-2-phenyl-3-oxopyrazole]propane by the reaction of electrophilic substitution of the protonated form of propandial (malonic dialdehyde) in the aromatic ring of the oxopyrazole heterocycle with a yield of 17.1%. The resulting compound is a white crystalline substance, readily soluble in organic polar and non-polar solvents, but insoluble in water. The purity of the recrystallized synthesis product was confirmed by measuring its melting point and conducting a qualitative reaction with sodium nitrite to detect an unsubstituted oxopyrazole cycle in the reaction substrate. The structure of 1,1,3,3-tetra-[1,2-dihydro-1,5-dimethyl-2-phenyl-3-oxopyrazole]propane was established by mass spectrometry and Raman spectroscopy.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>антипирин</kwd><kwd>1</kwd><kwd>1</kwd><kwd>3</kwd><kwd>3-тетра-[1</kwd><kwd>2-дигидро-1</kwd><kwd>5-диметил-2-фенил-3-оксопиразол]пропан</kwd><kwd>тетраантипирилалканы</kwd><kwd>масс-спектр</kwd><kwd>спектр комбинационного рассеяния</kwd></kwd-group><kwd-group xml:lang="en"><kwd>antipyrine</kwd><kwd>1</kwd><kwd>1</kwd><kwd>4</kwd><kwd>4-tetra-[1</kwd><kwd>2-dihydro-1</kwd><kwd>5-dimethyl-2-phenyl-3-oxopyrazole]propane</kwd><kwd>tetraantipyrylalkanes</kwd><kwd>mass spectrum</kwd><kwd>Raman spectrum</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">Elattar K.M, Fadda A.A. Chemistry of antipyrine // Synthetic Communications. 2016. Vol. 46. Issue 19. 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