川芎挥发油提取工艺的研究进展

Advances in research on extraction technologies of volatile oils from Ligusticum chuanxiong Hort

川芎是一种重要的药用植物,其主要成分是挥发油。本文综述了川芎挥发油的各种提取方法,包括水蒸气蒸馏法、溶液萃取法、提取-共沸精馏耦合新工艺、超临界流体萃取法和超声强化超临界CO2萃取法,从得率、提取得到的成分及含量等方面对各种方法的优缺点进行了比较和分析,并对其发展方向提出展望。

Ligusticum chuanxiong Hort. is an important medicinal herb in which the main ingredients are volatile oils. The extraction technologies of volatile oils from Ligusticum chuanxiong Hort. ,including steam distillation, solvent extraction, water extraction coupling rectification, supercritical fluid extraction and ultrasonically enhanced supercritical CO2 extraction were summarized in this paper. The advantages and disadvantages of various methods in the terms of yield, components and content of extracts were analyzed. The development of the extraction technologies was also discussed.