桂皮精油的化学成分及抗菌活性研究Studies on the chemical components and antibacterial activities of essential oil from cassia bark
文福姬,俞庆善
摘要(Abstract):
文中用水蒸气蒸馏法提取了桂皮精油,采用GC-MS技术分析了桂皮精油的化学成分,并利用提取的精油进行了抗菌活性实验。结果,桂皮精油得率为0.60%,精油化学成分中相对含量较多的组成为桂皮醛(88.11%),桂皮酸(1.77%),咕巴烯(1.63%),对甲氧肉桂醛(3.42%),毒扁豆酚碱-7-溴-甲基氨基甲酸酯(1.05%)等。所得精油乙醇溶液对金黄色葡萄球菌显示抗菌活性,且随着精油溶液浓度的提高,其抗菌活性增强。菌种接种5天后,5%精油溶液试样的抗菌活性为40.5%。
关键词(KeyWords): 桂皮;精油;化学成分;抗菌活性
基金项目(Foundation):
作者(Author): 文福姬,俞庆善
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