The liposoluble extract obtained from Allium fistulosum L.by organic solvent maceration was analysed by GC/MS first time.80 compounds was identified and 21 of them were organosulfur compounds.

• 目的分析葱的脂溶性成分。方法首次采用有机溶剂冷浸法提取葱脂溶性成分,并以GC-MS联用方法进行分析。结果检测出80种化合物,其中21种为含硫化合物,主要成分为噻吩衍生物、噻烷衍生物及链状硫醚。