Articles with "spe nmr" as a keyword



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Diastereomeric identification of neolignan rhamnosides from Trochodendron aralioides leaves by LC-SPE-NMR and circular dichroism.

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Published in 2019 at "Fitoterapia"

DOI: 10.1016/j.fitote.2019.104455

Abstract: Trochodendron aralioides is an old-existing relic plant with limited availability and only a few identified compounds. Accumulative analysis on the methanolic extract from its leaf part by LC-SPE-NMR resulted in the identification of seven new… read more here.

Keywords: neolignan rhamnosides; diastereomeric identification; spe nmr; trochodendron aralioides ... See more keywords
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Advancing HPLC-PDA-HRMS-SPE-NMR Analysis of Coumarins in Coleonema album by Use of Orthogonal Reversed-Phase C18 and Pentafluorophenyl Separations.

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Published in 2017 at "Journal of natural products"

DOI: 10.1021/acs.jnatprod.6b01020

Abstract: A hyphenated procedure involving high-performance liquid chromatography, photodiode array detection, high-resolution mass spectrometry, solid-phase extraction, and nuclear magnetic resonance spectroscopy, i.e., HPLC-PDA-HRMS-SPE-NMR, has proven an effective technique for the identification of compounds in complex matrices.… read more here.

Keywords: phase; pda hrms; hrms spe; hplc pda ... See more keywords