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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 custom-type="elpub" pub-id-type="custom">vestich-13</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>Синтез метиловых эфиров ( E, S)-2-арилиденамино-4-метилвалериановых кислот</article-title><trans-title-group xml:lang="en"><trans-title>Synthesis of ( Е, S) -2-arylidenamino-4-methylpentanoic acids’ methyl esters</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><email xlink:type="simple">noemail@neicon.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>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><email xlink:type="simple">noemail@neicon.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>Жуковская</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhukovskaya</surname><given-names>N. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Степин</surname><given-names>С. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Stepin</surname><given-names>S. G.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Тлегенов</surname><given-names>Р. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Tlegenov</surname><given-names>R. T.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-3"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>Институт физико-органической химии НАН Беларуси</institution><country>Belarus</country></aff><aff xml:lang="ru" id="aff-2"><institution>Витебский государственный технологический университет</institution><country>Belarus</country></aff><aff xml:lang="ru" id="aff-3"><institution>Каракалпакский государственный университет им. Бердаха</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2014</year></pub-date><pub-date pub-type="epub"><day>08</day><month>06</month><year>2016</year></pub-date><volume>0</volume><issue>1</issue><fpage>72</fpage><lpage>75</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Дикусар Е.А., Поткин В.И., Жуковская Н.А., Степин С.Г., Тлегенов Р.Т., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Дикусар Е.А., Поткин В.И., Жуковская Н.А., Степин С.Г., Тлегенов Р.Т.</copyright-holder><copyright-holder xml:lang="en">Dikusar E.A., Potkin V.I., Zhukovskaya N.A., Stepin S.G., Tlegenov R.T.</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/13">https://vestichem.belnauka.by/jour/article/view/13</self-uri><abstract><p>Конденсацией замещенных бензальдегидов ванилинового ряда с гидрохлоридом метилового эфира L-лейцина в присутствии гидрокарбоната натрия (при соотношении реагентов, равном 1:1:1) были синтезированы хиральные (Е,S)-алкилароматические азометины (основания Шиффа), содержащие простые и сложноэфирные группы.</p></abstract><trans-abstract xml:lang="en"><p>By the reaction of L-leucine methyl ester hydrochloride with vanniline and vanillale ethers or esters, corresponding methyl esters of (Е,S)-2-arylidenamino-4-methylpentanoic acids have been synthesised.</p></trans-abstract></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Huges A. 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