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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">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-951</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>Статьи</subject></subj-group></article-categories><title-group><article-title>Разработка и валидация спектрофотометрического метода на основе первой производной для оценки антипсихотического компонента в фармацевтических препаратах и исследованиях принудительной деградации</article-title><trans-title-group xml:lang="en"><trans-title>Development and validation of a first-derivative spectrophotometric method for the estimation of an antipsychotic drug in pharmaceutical formulations and forced degradation studies</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>Dash</surname><given-names>S. K.</given-names></name><name name-style="western" xml:lang="en"><surname>Dash</surname><given-names>S. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Берхампур 760010, Одиша</p></bio><bio xml:lang="en"><p>Berhampur 760010, Odisha</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Acharjya</surname><given-names>S. K.</given-names></name><name name-style="western" xml:lang="en"><surname>Acharjya</surname><given-names>S. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Берхампур 760010, Одиша</p></bio><bio xml:lang="en"><p>Berhampur 760010, Odisha</p></bio><email xlink:type="simple">acharjya2009@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>Das</surname><given-names>P. S.</given-names></name><name name-style="western" xml:lang="en"><surname>Das</surname><given-names>P. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Берхампур 760010, Одиша</p></bio><bio xml:lang="en"><p>Berhampur 760010, Odisha</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Kumar</surname><given-names>N. K.</given-names></name><name name-style="western" xml:lang="en"><surname>Kumar</surname><given-names>N. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Берхампур 760010, Одиша</p></bio><bio xml:lang="en"><p>Berhampur 760010, Odisha</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Patra</surname><given-names>Ch. N.</given-names></name><name name-style="western" xml:lang="en"><surname>Patra</surname><given-names>Ch. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Берхампур 760010, Одиша</p></bio><bio xml:lang="en"><p>Berhampur 760010, Odisha</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт фармацевтических наук Роланда</institution></aff><aff xml:lang="en"><institution>Roland Institute of Pharmaceutical Sciences, Department of Pharmaceutical Analysis and Quality Assurance</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>30</day><month>11</month><year>2021</year></pub-date><volume>88</volume><issue>6</issue><fpage>975</fpage><lpage>975</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Dash S.K., Acharjya S.K., Das P.S., Kumar N.K., Patra C.N., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Dash S.K., Acharjya S.K., Das P.S., Kumar N.K., Patra C.N.</copyright-holder><copyright-holder xml:lang="en">Dash S.K., Acharjya S.K., Das P.S., Kumar N.K., Patra C.N.</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://zhps.ejournal.by/jour/article/view/951">https://zhps.ejournal.by/jour/article/view/951</self-uri><abstract><p>Разработан спектрофотометрический метод на основе первой производной для количественного определения палиперидона в различных фармацевтических препаратах. В данном методе препарат показывает максимум dA/dλ при 245 нм, что соответствует закону Бера–Ламберта в диапазоне концентраций 2.5–70.0 мкг/мл. Исследованы кислотный гидролиз, щелочной гидролиз, термическое, окислительное и фотолитическое разложения лекарственного средства. Получены результаты в допустимых пределах. Параметры валидации аналитического метода (линейность, LOD, LOQ, прецизионность, точность и т. д.) определены в соответствии с рекомендациями ICH Q2R (1) и находятся в пределах допустимого диапазона. </p></abstract><trans-abstract xml:lang="en"><p>A simple, cost-effective, and stability-indicating first-derivative spectrophotometric technique for quantifying Paliperidone in different pharmaceutical formulations is developed. In this method, the drug shows a maximum dA/dλ at 245 nm. The drug follows Beer–Lambert’s law in the concentration range 2.5–70 µg/mL. Various degradation studies for the drug, such as acid hydrolysis, base hydrolysis, thermal, oxidative, and photolytic degradation are performed, and the results thereof are within the acceptable limit. The analytical method validation parameters like linearity, LOD, LOQ, precision, accuracy, etc. are conducted for the method as per the ICH Q2R(1) guideline, and the values are within the allowable range. Hence, for the determination of the Paliperidone quantity in pharmaceutical dosage forms, the developed process is a feasible one. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>палиперидон</kwd><kwd>спектрофотометрия на основе производной</kwd><kwd>принудительная деградация</kwd></kwd-group><kwd-group xml:lang="en"><kwd>paliperidone</kwd><kwd>derivative spectroscopy</kwd><kwd>forced degradation</kwd></kwd-group><funding-group><funding-statement xml:lang="en">The authors are thankful to the Roland Institute of Pharmaceutical Sciences, Berhampur-10, Odisha, India, for providing the research facilities.</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">S. D. Sawant, V. U. Barge, J. Pharm. Res., 6, No. 1, 39–47 (2013).</mixed-citation><mixed-citation xml:lang="en">S. D. Sawant, V. U. Barge, J. Pharm. 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