Studies on chemical constituents in herb of Lamium maculatum var. kansuense (II) / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the chemical constituents from Lamium maculatum var. kansuense.</p><p><b>METHOD</b>The chemical constituents were isolated and repeatedly purified on silica gel column and the structures were elucidated by the NMR spectra and physico-chemical properties.</p><p><b>RESULT</b>Six compounds were obtained and identified as polypodine B (I), 5-OH-8-epiloganin (II), shlanzhiside methyl ester (III), liriodendrin (IV), quercitroside (V), uridine (VI).</p><p><b>CONCLUSION</b>Compound IV was found from genus Lamium for the first time and the rest of the compounds were found from Lamium maculatum var kansuense for the first time.</p>