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射干为鸢尾科植物射干(Belamcanda chinensis(L.)DC.的干燥根茎。近年来用于流感及上呼吸道感染等症有一定的疗效。我们从射干中分离、鉴定其有效成分为5,7,5′三羟基,6,3′,4′三甲氧基异黄酮,即鸢尾配质(Irigenin)。实验部分有效成分的提取分离与鉴定一、提取分离:射干粉碎后用60%乙醇回流提取,提取液减压浓缩,除尽乙醇,加
The dry stem is a dried rhizome of the Iridaceae family (Belamcanda chinensis (L.) DC.) In recent years, it has been used for the treatment of influenza and upper respiratory tract infections. We have isolated and identified the active ingredient from the stem and stem of the stem, 5,7, 5’trihydroxyl,6,3’,4’trimethoxy-isoflavone, irigenin (Irigenin).Extraction, separation and identification of active ingredients in the experimental part.I.Extraction and separation: After spray-dried, crushing, extraction with 60% ethanol, The extract is concentrated under reduced pressure, and the ethanol is removed and added.