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Rev. peru. med. integr ; 4(3): 90-95, 2019. ilus, tab
Article in Spanish | MTYCI, LILACS | ID: biblio-1145708

ABSTRACT

Objetivo. Determinar la estructura química de flavonas aisladas del extracto metanólico de hojas de Marrubium vulgare L. "Cordón", mediante comparación con lo publicado por TJ Mabry. Materiales y métodos. Se elaboró extracto metanólico de hojas de Marrubium vulgare L. "Cordón" . Se determinó su solubilidad en solventes de polaridad creciente. Se detectaron los componentes químicos utilizando tricloruro férrico, reactivo de Shinoda, gelatina, entre otros reactivos cromogénicos. Se realizó cromatografía en capa fina y por espectroscopía UV/VIS se propusieron estructuras químicas para los metabolitos tipo flavonas presentes en el extracto metanólico de hojas de Marrubium vulgare L. "Cordón" . Resultados. El extracto metanólico de hojas de Marrubium vulgare L. "Cordón" fue soluble en solventes de mediana polaridad. Los metabolitos secundarios encontrados fueron flavonoides, taninos y alcaloides. Se propusieron estructuras químicas de flavonas a través del análisis de los espectros UV/Vis, y por comparación con tablas publicadas en la literatura. Conclusiones. Se determinaron nueve estructuras químicas de metabolitos secundarios tipo flavonas del extracto metanólico de hojas de Marrubium vulgare L. "Cordón" mediante comparación con lo publicado por TJ Mabry.


Objective. Determine the chemical structure of flavones isolated from the methanolic extract of Marrubium vulgare L. "Cordón" leaves by comparison with that published by TJ Mabry. Materials and methods. Methanolic leaf extract of Marrubium vulgare L. "Cordón" was prepared. Its solubility in solvents of increasing polarity was determined. The chemical components were detected using ferric trichloride, Shinoda reagent, gelatin, among other chromogenic reagents. Thin layer chromatography was performed and by UV / VIS spectroscopy chemical structures were proposed for flavone metabolites present in the methanolic leaf extract of Marrubium vulgare L. "Cordón". Results. The methanolic extract of Marrubium vulgare L. "Cordón" leaves was soluble in medium polarity solvents. The secondary metabolites found were flavonoids, tannins and alkaloids. Chemical structures of flavones were proposed through the analysis of the UV / Vis spectra, and by comparison with tables published in the literature. Conclusion. Nine chemical structures of flavone secondary metabolites of the methanolic leaf extract of Marrubium vulgare L. "Cordón" were determined by comparison with that published by TJ Mabry.


Subject(s)
Marrubium/chemistry , Flavones , Plants, Medicinal , Spectrum Analysis , Plant Extracts , Chromatography , Phytochemicals , Medicine, Traditional
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