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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">dan</journal-id><journal-title-group><journal-title xml:lang="ru">Доклады Национальной академии наук Беларуси</journal-title><trans-title-group xml:lang="en"><trans-title>Doklady of the National Academy of Sciences of Belarus</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1561-8323</issn><issn pub-type="epub">2524-2431</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">10.29235/1561-8323-2019-63-6-716-720</article-id><article-id custom-type="elpub" pub-id-type="custom">dan-828</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>ХИМИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CHEMISTRY</subject></subj-group></article-categories><title-group><article-title>Эффективный подход к синтезу фторсодержащих 4-ациламино-4,5,6,7-тетрагидробензизоксазолов</article-title><trans-title-group xml:lang="en"><trans-title>Effective approach to a synthesis of fluorine-containing 4-acylamino-4,5,6,7-tetrahydrobenzisoxazoles</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>Хлебникова</surname><given-names>Т. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Khlebnicova</surname><given-names>T. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Хлебникова Татьяна Степановна – канд. хим. наук, вед. науч. сотрудник.</p><p>ул. Купревича, 5/2, 220141, Минск</p></bio><bio xml:lang="en"><p>Khlebnicova Tatyana Stepanovna – Ph. D. (Chemistry), Leading researcher. </p><p>5/2, Kuprevich Str., 220141, Minsk</p><p> </p><p> </p></bio><email xlink:type="simple">khlebnicova@iboch.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>Пивень</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Piven</surname><given-names>Yu. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Пивень Юрий Андреевич – канд. хим. наук, ст. науч. сотрудник. </p><p>ул. Купревича, 5/2, 220141, Минск</p></bio><bio xml:lang="en"><p>Piven Yuri Andreevich – Ph. D. (Chemistry), Senior researcher.</p><p>5/2, Kuprevich Str., 220141, Minsk</p></bio><email xlink:type="simple">piven.ya@gmail.com</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>Герус</surname><given-names>И. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Gerus</surname><given-names>I. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Герус Игорь Иванович – канд. хим. наук, заведующий отделом. </p><p>ул. Мурманская, 1, 02094, Киев</p></bio><bio xml:lang="en"><p>Gerus Igor Ivanovich – Ph. D. (Chemistry), Head of the Department.</p><p>1, Murmanskaya, 02094, kiev</p></bio><email xlink:type="simple">igerus@hotmail.com</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>Сорочинский</surname><given-names>А. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Sorochinsky</surname><given-names>A. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сорочинский Александр Евгеньевич – канд. хим. наук, ст. науч. сотрудник. </p><p>ул. Мурманская, 1, 02094, Киев</p></bio><bio xml:lang="en"><p>Sorochinsky Alexander Evgenyevich − Ph. D. (Che mistry), Senior researcher. </p><p>1, Murmanskaya, 02094, kiev</p></bio><email xlink:type="simple">sorochinsky@bpci.kiev.ua</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>Лахвич</surname><given-names>Ф. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Lakhvich</surname><given-names>F. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Лахвич Федор Адамович – академик, д-р хим. наук, профессор, гл. науч. сотрудник. </p><p>ул. Купревича, 5/2, 220141, Минск</p></bio><bio xml:lang="en"><p>Lakhvich Fedor Adamovich – Academician, D. Sc. (Che mistry), Professor, Chief researcher. </p><p>5/2, kuprevich Str., 220141, Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт биоорганической химии Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>Institute of Bioorganic Chemistry of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт биоорганической химии и нефтехимии им. В. П. Кухаря Национальной академии наук  Украины</institution></aff><aff xml:lang="en"><institution>V. P. Kuchar Institute of Bioorganic Chemistry and Petrochemistry of the National Academy of Sciences of Ukraine</institution></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Институт биоорганической химии и нефтехимии им. В. П. Кухаря Национальной академии наук  Украины</institution></aff><aff xml:lang="en"><institution>V. P. Kuchar Institute of Bioorganic Chemistry and Petrochemistry of the National Academy of Sciences of Ukraine.</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>05</day><month>01</month><year>2020</year></pub-date><volume>63</volume><issue>6</issue><fpage>716</fpage><lpage>720</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Хлебникова Т.С., Пивень Ю.А., Герус И.И., Сорочинский А.Е., Лахвич Ф.А., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Хлебникова Т.С., Пивень Ю.А., Герус И.И., Сорочинский А.Е., Лахвич Ф.А.</copyright-holder><copyright-holder xml:lang="en">Khlebnicova T.S., Piven Y.A., Gerus I.I., Sorochinsky A.E., Lakhvich F.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://doklady.belnauka.by/jour/article/view/828">https://doklady.belnauka.by/jour/article/view/828</self-uri><abstract><p>На примере синтеза 4-ацетиламино-3-фторалкил(арил)-4,5,6,7-тетрагидро-1,2-бензизоксазолов предложен эффективный подход к синтезу новых фторсодержащих 4-ациламино-4,5,6,7-тетрагидро-1,2-бензизоксазолов. Восстановлением 3-фторалкил(арил)-6,7-дигидро-1,2-бензизоксазол-4-онов под действием борогидрида натрия  в изопропаноле получены с высоким выходом 3-фторалкил(арил)-4,5,6,7-тетрагидро-1,2-бензизоксазол-4-олы, которые в условиях реакции Риттера (ацетонитрил, уксусная кислота, серная кислота) давали целевые 4-ацетиламинопроизводные с выходом 80−94 %.</p></abstract><trans-abstract xml:lang="en"><p>On the example of synthesis of 4-acetylamino-3-fluoroalkyl(aryl)-4,5,6,7-tetrahydro-1,2-benzisoxazoles, the effective approach to a synthesis of novel 4-acylamino-4,5,6,7-tetrahydro-1,2-benzisoxazoles is proposed. 3-Fluoroalkyl(aryl)- 6,7-dihydro-1,2-benzisoxazol-4-ones were reduced by a sodium borohydride in isopropanol to obtain 3-fluoroalkyl(aryl)- 4,5,6,7-tetrahydro-1,2-benzisoxazol-4-ols that in the conditions of the Ritter reaction (acetonitrile, acetic acid, sulfuric acid) gave target 4-acylamino derivatives with 80–94 % yields.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>4-ациламино-3-фторалкил(арил)-4</kwd><kwd>5</kwd><kwd>6</kwd><kwd>7-тетрагидро-1</kwd><kwd>2-бензизоксазолы</kwd><kwd>3-фторалкил(арил)-6</kwd><kwd>7- дигидро-1</kwd><kwd>2-бензизоксазол-4-оны</kwd><kwd>восстановление</kwd><kwd>реакция Риттера</kwd></kwd-group><kwd-group xml:lang="en"><kwd>4-acylamino-3-fluoroalkyl(aryl)-4</kwd><kwd>5</kwd><kwd>6</kwd><kwd>7-tetrahydro-1</kwd><kwd>2-benzisoxazoles</kwd><kwd>3-fluoroalkyl(aryl)-6</kwd><kwd>7-dihydro-1</kwd><kwd>2- benziso xazol-4-ones</kwd><kwd>reduction</kwd><kwd>Ritter reaction</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">The recent progress of isoxazole in medicinal chemistry / J. 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