Studies on chemical constituents in leafs of Ilex kudingcha / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study chemical constituents of Ilex kudingcha.</p><p><b>METHOD</b>The constituents were isolated by chromatographic method and the structures were identified on the basis of spectral analysis.</p><p><b>RESULT</b>Seven compounds, lupeol(I); 3 beta-hydroxyl-lup-20(29)-ene-24-methyl ester(II); lup-20(29)-ene-3 beta-, 24-diol(III); beta-sitosterol(IV); ursolic acid(V); daucosterol (VI); mannitol were obtained(VII).</p><p><b>CONCLUSION</b>I, III, VI and VII compounds were obtained from genus Ilex for the first time.</p>