Structure Elucidation of Triterpenoid Saponins Found in an Immunoadjuvant Preparation of Quillaja brasiliensis Using Mass Spectrometry and 1H and 13C NMR Spectroscopy
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DOI: 10.3390/molecules27082402
Abstract: An immunoadjuvant preparation (named Fraction B) was obtained from the aqueous extract of Quillaja brasiliensis leaves, and further fractionated by consecutive separations with silica flash MPLC and reverse phase HPLC. Two compounds were isolated, and… read more here.
Keywords: immunoadjuvant preparation; spectroscopy; nmr spectroscopy; mass spectrometry ... See more keywords