2024年3月28日 星期四
青海产唐古特青兰鲜花和新鲜枝叶的精油成分分析
Analysis on constituents in essential oil from fresh flower, fresh branch and leaf of Dracocephalum tanguticum collected from Qinghai
2015年 第24卷 第3期 页码[112-114]    下载全文[0.7MB]  
Abstract

The essential oils from fresh flower and fresh branch and leaf of Dracocephalum tanguticum Maxim. from Qinghai were extracted by steam distillation method. And their chemical components and relative contents were identified and analyzed by GC-MS. The results show that the yield of essential oils from fresh flower and fresh branch and leaf is 0. 51% and 0. 33%, respectively; and there are some differences in their composition and relative content. 59 and 44 constituents are identified in essential oils from fresh flower and fresh branch and leaf with accounting for 94. 00% and 92. 40% of total relative content, respectively. In which, relative content of linalyl acetate is the highest from fresh flower and fresh branch and leaf, with relative content of 31. 67% and 36. 16%, respectively. In addition, constituents with relative content over 1% are linalool, α-terpineol, eucalyptol, germacrene D, geranyl acetate and neryl acetate, etc.

 

关键词唐古特青兰; 鲜花; 新鲜枝叶; 精油; 成分
Key wordsDracocephalum tanguticum Maxim.; fresh flower; fresh branch and leaf; essential oil; constituent
作者肖远灿1, 谢顺燕2, 董琦1, 胡风祖1
所在单位1. 中国科学院西北高原生物研究所, 青海西宁810008; 2. 青海师范大学化学系, 青海西宁810001
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基金项目中国科学院知识创新工程重要方向项目(KSCX2-EW-J-26)