杨树芽石油醚提取物的化学成分分析

采用超声波辅助石油醚提取法提取杨树芽中的脂溶性成分,得率为4.23%,利用气相色谱-质谱联用技术对其化学成分进行分析,分离、鉴定出51个化合物,已鉴定的化合物占总离子流色谱中出峰面积的88.45%,主要含有萜类36.46%、黄酮类14.72%、甾类13.78%、脂肪族类10.19%、芳香族类9.33%等化合物,这些化合物大多具有生物活性。

Analysis of Chemical Constituents of Petroleum Ether Extract from Poplar Bud

The lipophilic constituents in poplar bud were extracted by ultrasonic wave assisted petroleum ether extraction method. The yield was 4.23%. The chemical constituents of petroleum ether extract were analyzed by GC-MS. Fifty one compounds in extract were separated and identified, the identified constituents accounted for 88.45% of the TIC peak area,mainly including terpenes 36.46%, flavonoids 14.72%, steriods 13.78%, aliphatics 10.19%, aromatics 9.33% compounds, etc. and most of these compounds have biological activity.