A new isoflavone glycoside from <i>Pueraria alopecuroides</i>

<div><p>A new isoflavone glycoside, ( − )-tuberosin-3-<i>O</i>-β-D-glucopyranoside (<b>1</b>), along with 10 known compounds <b>1a</b>-<b>10</b>, was isolated from <i>Pueraria alopecuroides</i>. Their structures were determined on the basis of spectral data including 1D and 2D NMR and HREIMS. These compounds were isolated from this plant for the first time.</p></div>