Studies on chemical constituents in the peels of Citrus changshan-huyou (I) / 中国中药杂志

<p><b>OBJECTIVE</b>To reveal the pharmacological activities of the components for their further utilization and development by studying the chemical constituents of Citrus changshan-huyou.</p><p><b>METHOD</b>The structures were determined by repeated silica gel chromatographic separation and spectral analysis.</p><p><b>RESULT</b>Five compounds were obtained, and identified as 3-oxo friedelin (I), limonin (II), beta-sitosterol (III), 8-(2',3'-dihydroxy-4'-methylbutane)-7-methoxycoumarin (IV), sucrose (V).</p><p><b>CONCLUSION</b>The five compounds were obtained from this plant for the first time.</p>