The chemical constituents of Breynia rostrata / 药学学报

ABSTRACT

<p><b>AIM</b>To study the chemical constituents of Breynia rostrata Merr.</p><p><b>METHODS</b>Chromatography was used to isolate and purify the chemical constituents, their structures were identified by spectral analysis.</p><p><b>RESULTS</b>Four glycosides were identified as 6-O-methylpropanoyl-alpha-D-glucopyranoside (1), 4"-phenolic-6-O-methylpropanoyl-beta-D-glucopyranoside (2), 1-O-galloyl-beta-D-glucopyranoside (3), arbutin (4).</p><p><b>CONCLUSION</b>Compounds 1 and 2 are new compounds; 3 and 4 were isolated from Breynia rostrata Merr. for the first time.</p>