Studies on phenolic constituents from leaves of pineapple (Ananas comosus) / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the phenolic constituents of the leaves of pineapple.</p><p><b>METHOD</b>Chromatographic methods were used to isolate compounds from the leaves of pineapple and spectroscopic methods were used to identify the structures of the isolated compounds.</p><p><b>RESULT</b>7 compounds, ananasate (1), 1-O-caffeoylglycerol (2), 1-O-p-coumaroylglycerol (3), caffeic acid (4), p-coumaric acid (5), beta-sitosterol (6) and daucosterol (7), were isolated from the leaves of pineapple.</p><p><b>CONCLUSION</b>1 was a new compound, and others were obtained from this plant for the first time.</p>