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| 超声提取大青叶中4(3H)喹唑酮的工艺研究 | |
| 引用本文： | 陈智华,魏恒,梁剑平,许涛,常亮.超声提取大青叶中4(3H)喹唑酮的工艺研究[J].甘肃农业大学学报,2009,44(1). |
| 作者姓名： | 陈智华 魏恒 梁剑平 许涛 常亮 |
| 作者单位： | 1. 甘肃农业大学动物医学院,甘肃,兰州,730070 2. 中国农业科学院兰州畜牧与兽药研究所 3. 甘肃省畜牧兽医研究所,甘肃,平凉,744000 |
| 基金项目： | 国家高技术研究发展计划(863计划)重大项目 |
| 摘 要： | 以4(3H)喹唑酮含量为指标,采用正交试验考察药材粒度(A)、乙醇浓度(B)、超声提取时间(C)和溶剂倍量(D)4个因素对超声提取大青叶中有效成分4(3H)喹唑酮的影响,以筛选超声提取4(3H)喹唑酮的最佳工艺.结果表明:超声提取的最佳工艺条件为A3B3C1D1,即80目的药材粒度,用9倍量的70%乙醇超声提取20 min. |
| 关 键 词： | 超声 大青叶 4(3H)喹唑酮 正交试验 |
Ultrasonic extraction of 4(3H)quinazolinone from leaves of Folium Isatidis |
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| CHEN Zhi-hua,WEI Heng,LIANG Jian-pin,XU Tao,CHANG Liang.Ultrasonic extraction of 4(3H)quinazolinone from leaves of Folium Isatidis[J].Journal of Gansu Agricultural University,2009,44(1). | |
| Authors: | CHEN Zhi-hua WEI Heng LIANG Jian-pin XU Tao CHANG Liang |
| Institution: | CHEN Zhi-hua1,WEI Heng1,LIANG Jian-ping2,XU Tao1,CHANG Liang3(1.College of Veterinary Medicine,Gansu Agricultural University,Lanzhou 730070,China,2.Lanzhou Institute of Animal and Veterinary Pharmaceutics Sciences,Chinese Academy of Agricaltural Sciences,Lanzhou 730050,3.Animal Husbandry & Veterinary Medicine Research Institute of Gansu Province,Pingliang 744000,China) |
| Abstract: | The content of 4(3H)quinazolinone was used as index to evaluate the results of ultrasonic extraction of 4(3H)quinazolinone from Folium isatidis in orthogonal experiment,in which 4 factors considered were the size of materials(A),the concentration of alcohol(B),the ultrasonic extraction time(C) and the solvent volume(D).The results indicated that the optimal conditions of ultrasonic extraction were A3B3C1D1:scatterring medical material into 80 powders,using 9 times of 70 % alcohol and lasting for 20mins in u... |
| Keywords: | ultrasonic folium isatidis 4(3H)quinazolinone orthogonal experiment extracting |
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