固相微萃取-气相色谱/质谱测定植物叶片中的挥发性物质
王明林1,乔鲁芹2,张莉3,吴烈钧3,田洪孝3
1.College of Food Science, Shandong Agricultural University, Taian 271018, China; 2.Research
Institute of
Forest Ecology, Environment and Protection, Chinese Academy of Forest, Beijing 100091, China;
3.Chemical Industry Research Institute of Shandong Province, Jinan 250014, China
Analysis of Volatile Constituents from Leaves of Plants by Gas Chromatography/Mass Spectrometry with
Solid-Phase Microextraction
WANG Minglin1, QIAO Luqin2, ZHANG Li3, WU Liejun3, TIAN Hongxiao3
1.College of Food Science, Shandong Agricultural University, Taian 271018, China; 2.Research
Institute of
Forest Ecology, Environment and Protection, Chinese Academy of Forest, Beijing 100091, China;
3.Chemical Industry Research Institute of Shandong Province, Jinan 250014, China
摘要:
采用固相微萃取(SPME)方法吸附植物叶片中的挥发性物质,然后采用气相色谱/质谱法(GC/MS)分析了挥发性物
质的成分。在45 ℃水浴温度下,采用Polyacrylate(85 μm)固相微萃取头,在广口瓶中植物叶片的上方顶空吸附60
min,然后进行GC/MS分析。结果表明,植物叶片中的挥发性物质得到了很好的分离,受山楂叶螨(Tetraychus vienneis)
危害严重的植物的完好叶片中的挥发性物质均含有顺-3-己烯-1-醇乙酸酯、顺-3-己烯-1-醇丁酸酯和α-法呢烯,且含量
较大。初步确定这些物质是对山楂叶螨具有引诱作用的主要物质,从而为利用天然生物活性物质防治山楂叶螨提供了理论
依据。