鸡蛋花精油提取及其成分分析

Essential Oil Extraction from Plumera rubra Linn and Its Component Analysis

将自然光照下晒干的鸡蛋花样品采用水蒸汽提取装置提取精油,得到棕黄色的精油固体,得率为0.110%。对鸡蛋花精油进行了气相色谱-质谱联用(GC!MS)分析,从中共分离鉴定出16种成分,其中苦橙油醇、香叶基芳樟醇异构体等萜类化合物含量较高,含量分别为20.25%和10.10%,其余含量较高的成分依次为二十七烷(7.65%),肉豆蔻酸(6.73%),十六烷酸2,3-二羟丙基酯(2.98%),邻苯二甲酸二异丁酯(2.68%)等。

Flower of Plumera rubra Linn cv acutifolia was dried under sunshine. Then the essential oil of the flower was extracted using water vapor extraction apparatus, yield of which was 0.110 %. Essential oil components from flower of Plumera rubra Linn cv acutifolia were analyzed by GC-MS. And 16 compounds from essential oll were separated and identified. The main components in essential oil were nerolidol （20,25 %） and geranyl linalool isomer （10.1%）. Other higher content components were heptacosane （7.65 %）, tetradecanoic acid （6.73 %）, hexadecanoic acid, 2,3-dihydroxypropyl ester （2.98 %）, 1,2-benzenedicarboxylic acid, bis （2-methylpropyl） ester （2.68 %） and so on.