| 摘要: |
| ［目的］ 优化从槐花米中提取芦丁时碱提取和酸沉淀的最佳pH值，以提高芦丁的提取效率。［方法］ 在不同pH值的石灰水及盐酸条件下，通过碱提取酸沉淀法从槐花米中提取芦丁。［结果］研究发现碱提取pH9、酸沉pH3时，提纯率可达18.1 %。［结论］ 适宜酸碱浓度可提高芦丁产率。 |
| 关键词: 槐花米 芦丁 提取 最佳pH值 |
| DOI：10.11724/jdmu.2005.02.05 |
| 分类号:R914 |
| 基金项目: |
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| Optimum pH on extracting Rutin from bud of Sophora japonica L. |
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SHU Xiao-hong1, FENG Mei2, CHEN Hua1, ZHANG Bao-jing1, DENG Sa1
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1.Department of Pharmaceutical Chemisty, Dalian Medical University, Dalian 116027, China;2.Liaodong Medical Company Ltd, Dalian 116021, China
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| Abstract: |
| ［Objective］ To optimize pH value in extraction of Rutin from bud of Sophora japonica L.. ［Methods］ With acid-base Rutin was extracted in different pH of Calcium Hydroxide and Hydrochloric Acid. ［Results］ The yield percentage of Rutin was 18.1% when the pH of base, acid were 9 and 3 respectively. ［Conclusion］ The yield percentage of Rutin is increased with the optimum pH of acid and base. |
| Key words: Sophora japonica L. Rutin extraction optimum pH value |
