Studies on chemical constituents in herb from Artemisia rupestris / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the chemical constituents of Artemisia rupestris.</p><p><b>METHOD</b>The chemical constituents were isolated by column chromatography on silical gel and sephadex LH - 20. Their structures were elucidated on the basis of spectral analysis.</p><p><b>RESULT</b>8 compounds have isolated from this plant, and the structures of them have identified as rupestonic acid (1), chrysosplenetin B (2), artemetin (3), herniarin (4), isokaempferide (5), vanillic acid (6), kaempferol 3, 3', 4'-trimethyl ether (7) and ermanine (8).</p><p><b>CONCLUSION</b>Compounds 2-8 have been isolated from this plant for the first time.</p>