Chemical constituents from root barks of Periploca sepium / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To investigate the chemical constituents of the root barks of Periploca sepium.</p><p><b>METHOD</b>Column chromatographic techniques were used to isolate the chemical constituents. NMR and MS methods were employed for their structural elucidation.</p><p><b>RESULT</b>Eight compounds were isolated and identified as isovanillin (1), vanillin (2), 4-methoxysalicylic acid (3), (24R)-9, 19-cycloart-25-ene-3beta, 24-diol (4), (24S)-9, 19-cycloart-25-ene-3beta, 24-diol (5), cycloeucalenol (6), beta-amyrin acetate (7) and alpha-amyrin (8).</p><p><b>CONCLUSION</b>Compounds 1-6 were isolated from this plant for the first time.</p>