Chemical constituents from herb of Gueldenstaedtia stenophylla / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the chemical constituents of Gueldenstaedtia stenophylla.</p><p><b>METHOD</b>Various chromatographic techniques were used to separate and purify the constituents and structure determination was mainly based on the analysis of the spectroscopic data.</p><p><b>RESULT</b>Seven compounds, including 2', 4, 7-trihydroxy-4'-methoxyisoflavans (1), genkwanin (2), quercetin (3), rutin(4), 12-oleanen-3beta, 22beta, 24-triol (5), betulinic acid (6), and 3, 4-dihydroxybenzoic acid (7) were isolated and identified.</p><p><b>CONCLUSION</b>All these compounds were isolated from the genus Gueldenstaedtia for the first time.</p>