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Studies on chemical constituents of drugs to be added later during decoction of compound medicine (Ⅰ) volatile oils from root of Saussurea lappa

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Author:
No author available
Journal Title:
CHINESE TRADITIONAL AND HERBAL DRUGS
Issue:
8
DOI:
10.3321/j.issn:0253-2670.2001.08.005
Key Word:
木香;挥发油;化学成分

Abstract: 目的对中草药木香挥发油进行了研究.方法应用水蒸气蒸馏法提取了2个不同样品木香的挥发油,应用GC-MS方法对木香挥发油的化学成分进行了鉴定.结果2个不同样品的含油量分别为:0.82%(样品Ⅰ)和0.76%(样品Ⅱ).从挥发油中鉴定出28个化合物.结论2个样品木香挥发油的化学成分基本相同.4-(1,5-二甲基-1,4-己二烯基)-1-甲基环己烯(没药烯)是主要成分,分别占挥发油的33.4%(样品Ⅰ)和35.7%(样品Ⅱ);含量占第二位的是去氢木香内酯,分别占挥发油的9.9%(样品Ⅰ)和6.5%(样品Ⅱ).除了去氢木香内酯外,还检测出3个内酯类化合物,它们是:环广木香内酯,分别占挥发油的0.7%(样品Ⅰ)和0.3%(样品Ⅱ);广木香内酯,分别占挥发油的0.3%(样品Ⅰ)和0.5%(样品Ⅱ);风毛菊内酯,分别占挥发油的微量(<0.05%样品Ⅰ)和0.4%(样品Ⅱ).除此之外,还检测出1个含咪唑环的生物碱类化合物:1,2-二苯基-1H-咪唑-1-乙醇,分别占挥发油的2.7%(样品l )和1.5%(样品Ⅱ).

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