微波法提取槐花米中的芦丁

Extraction of rutin from Sophora japonica L. by microwave irradiation

目的 优选槐花米中芦丁的最佳提取工艺。方法 以槐花米为原料 ,水为溶剂 ,利用微波辐射提取芦丁。结果 在微波功率为 2 7.2～ 30 .6W的条件下 ,回流提取 (2 4min× 4 ) ,收率 17%。结论 微波加热法提取芦丁 ,方法简便、快速、高效。

OBJECTIVE To optimize the extractive conditions of rutin from Sophora japonica L..METHODS Rutin from Sophora japonica L.was extracted by microwave irradiation with water as solvent.RESULTS The yield percentage of rutin was 17% when the mixture was refluxed for 24 min under 27.2-30.6 W by microwave irradiation for 4 times.CONCLUSION The reported extraction process was convenient and time-saving with high extraction efficiency.