A new dicoumarin from stem bark of Wikstroemia indica / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the chemical constituents form stem bark of Wikstroemia indica.</p><p><b>METHOD</b>The constituents were isolated by column chromatography on silica gel and ODS, and identified by spectroscopic methods.</p><p><b>RESULT</b>Seven compounds, daphnoretin (I), tricin (II), daucosterol (III), beta-sitosterol (IV), umbelliferone (V), genkwanin (VI), and 6'-hydroxy, 7-O-7'-dicoumarin (VII), were isolated and identified.</p><p><b>CONCLUSION</b>Compound VII was a new compound and compounds III, V were isolated from this plant for the first time.</p>