【简答题】【消耗次数:1】
秦皮中具有抗菌作用的香豆素化合物为[填空1]和[填空2]。
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【简答题】 秦皮中具有抗菌作用的香豆素化合物为[填空1]和[填空2]。
【简答题】 香豆素基本母核是[填空1]。
【简答题】 香豆素基本母核是[填空1]。
【简答题】 羟基香豆素在紫外光下显[填空1]荧光,在[填空2]溶液中,荧光更为显著。
【简答题】 羟基香豆素在紫外光下显[填空1]荧光,在[填空2]溶液中,荧光更为显著。
【简答题】 香豆素常用提取分离方法有[填空1],[填空2],[填空3]。
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【简答题】 黄酮类化合物常用提取方法有[填空1]法,[填空2]法。
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