大家都搜：
羟基香豆素
1、hydroxyl aluminium───羟基铝
2、hydroxyl───n.羟基，氢氧基
3、hydroxylamine───n.[化学]羟胺
4、hydroxyl radical───[有化]羟基
5、hydroxyl def───羟基def
6、hydroxyl carbon───羟基碳
7、degradation of hydroxyl groups───羟基降解
8、hydroxyl compound crossword───羟基化合物纵横字谜
9、hydroxyl group───羟基
10、hydroxyl ion───羟离子；氢氧离子；氢氧离子，羟离子
1、Such 4 - hydroxycoumarin derivatives are a class of oral anti-clotting drugs.───这类4 -羟基香豆素衍生物是一类口服抗凝血药物。
2、fluorescence spectra of umbelliferone (7-hydroxycoumarin) solutions at different concentrations in various solvents are compared and studied.───对比研究了数种溶剂中不同浓度伞形酮溶液的荧光光谱。
3、reported a kind of unusual products from the reaction of chlorides of 1,1-disubstitutedpropargyl alcohols with 4-methyl-7-hydroxycoumarin.───报道了一类1，1-二取代炔丙醇（1）氯代产物与4-甲基-7-羟基香豆素反应的异常缩合产物。