自明党参根中提得游离脂肪油和结合脂肪油,分别制备成甲酯衍生物,采用GC/MS/计算机联用技术分析鉴定,结果表明明党参游离脂肪油中主要含9,11-十八碳二烯酸、6-苯基壬酸、棕榈酸;明党参结合脂肪油主要含有2-羟基-1-(羟基-甲基)9,12-十八碳二烯酸、2-甲基-十六烷酸、十六碳烯酸等,对阐明明党参的功效具有一定意义。 The free fatty oil and the combination of fatty oil were extracted from the root of Codonopsis pilosula, and the methyl ester derivatives were prepared respectively. The analysis was performed using GC/MS/computer technology. The results showed that the free fatty oil of the Codonopsis pilosula mainly contained 9,11- Carbondienoic acid, 6-phenyl decanoic acid, palmitic acid; Ming Dangshen binding fatty oil mainly contains 2-hydroxy-1-(hydroxy-methyl) 9,12-octadecadienoic acid, 2-methyl- Hexadecanoic acid, hexadecenoic acid, etc., have a certain significance for elucidating the efficacy of Dangshen.