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关注:1
2013-05-23 12:21
求翻译:Preparation of 7-[(3-Triethoxysilyl)propoxy]coumarin. 7-Al- lyloxycoumarin was obtained from umberiferon and allyl bromide in the presence of potassium carbonate and purified是什么意思? 待解决
悬赏分:1
- 离问题结束还有
Preparation of 7-[(3-Triethoxysilyl)propoxy]coumarin. 7-Al- lyloxycoumarin was obtained from umberiferon and allyl bromide in the presence of potassium carbonate and purified
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