墓头回CO_2超临界萃取物的气相色谱-质谱分析  

GC-MS of supercritical CO_2 extraction from patrinia heterophylla bye

作　　者：曹艳萍[1] 

机构地区：[1]榆林学院化学系,陕西榆林719000

出　　处：《化学研究与应用》2006年第11期1357-1359,共3页Chemical Research and Application

摘　　要：(The extract) of Flos Magnoliae produced by supercritical CO2 fluid extraction was analyzed by gas chromatographyass spectrometry.The analysis result showed that Caryophyllene(18.4%),9-Octadecenoic acid(20.61%),9,12-Octadecadienoic acid,and methyl ester(9.94%) were the main constituents.Trans-caryophyllene and Caryophyllene oxide Farnesol were also(identified.)SFE conditions:10 MPa,40℃;GC-MS conditions:DB-5 MS quartz column(30m×0.32mm×0.25μm);column temperature:60℃ for 2 minutes,then increased in 5℃/min until 250℃,kept 9 minutes.Injection temperature:280℃;Elsouce:70eV;m/escan range 30-550.（The extract） of Flos Magnoliae produced by supercritical CO2 fluid extraction was analyzed by gas chmmatographyass spectrometry. The analysis result showed that Caryophyllene （18.4%）, 9 - Octadecenoic acid （20.61%）, 9,12 - Octadecadienoic acid, and methyl ester （9.94%） were the main constituents. Trans - caryophyllene and Caryophyllene oxide Farnesol were also identified. SFE conditions： 10 MPa, 40℃; GC - MS conditions： DB - 5 MS quartz column （30m×0.32mm×0.25μm）; column temperature： 60℃ for 2 minutes, then increased in 5℃/min until 250℃, kept 9 minutes. Injection temperature： 280℃; Elsouce： 70eV; m/escan range 30 - 550.

关 键 词：墓头回 超临界萃取 气相色谱-质谱(GC/MS) 

分 类 号：O657.7[理学—分析化学]