ABSTRACT
<p><b>OBJECTIVE</b>To study the chemical constituents of Polygala telephioides.</p><p><b>METHOD</b>The compounds were isolated and purified on macroporous resin, silica gel, Sephadex LH-20, Chromatorex ODS column chromatograph and the structures were determined based on the spectral and chemical evidences.</p><p><b>RESULT</b>Four compounds were obtained and characterized as telephiose G, telephiose D, isomangiferin, quescetin 3-O-beta-D-glucopyranoside, respectively.</p><p><b>CONCLUSION</b>Compounds 2-4 were obtained from this plant for the first time and the compound 2 (telephiose G) was a new compound.</p>
Subject(s)
1-Deoxynojirimycin , Dextrans , Glucosides , Molecular Structure , Plant Extracts , Pharmacology , Polygala , Chemistry , Silica Gel , Silicon Dioxide , Spectrometry, Mass, Electrospray Ionization , XanthonesABSTRACT
<p><b>OBJECTIVE</b>To study the chemical constituents of Pholidota cantonensis.</p><p><b>METHOD</b>The compounds were isolated and purified on silica gel, Sephadex LH-20, Chromatorex ODS column chromatography and the structures were determined based on the spectral and chemical evidences.</p><p><b>RESULT</b>Four compounds were obtained and characterized as pholidonone (1), ephemeranthoquinone (2), orchinol (3), batatasin III (4).</p><p><b>CONCLUSION</b>They have been isolated from this plant for the first time and pholidonone (1) was a new compound.</p>