免费查询更多thf/h2o乳化试剂详细参数、实时报价、行情走势、优质商品批发/供应信息等,您还可以发布询价信息。
加热的时候用冷凝管,THF不是那么容易挥发,尤其是在水溶液中。 那怎样确定溶剂的量呢?如果还有很多固体没溶,怎么加溶剂呢, weihong.li 从冷凝管上端加,一直加到溶解,每次加入多少量你自己要记住。 zhaohong1976 3楼: Originally posted by wfq871 at 2012-05-10 15:01:23: 那怎样确定溶剂的量呢?如果还有很多...
A mild and neutral reducing system consisting of Al---NiCl2.6H2O---THF has been developed and reacted with a series of organic compounds containing different functional groups in order to evaluate its synthetic utility. It was observed that this system very efficiently reduces the 伪-enones to ...
百度试题 题目THF/H2O在常压下沸点()℃。相关知识点: 试题来源: 解析 64 反馈 收藏
THF/H2O来自在常压下沸点（）C
百度试题 题目THF在常压下沸点()℃,THF/H2O在常压下沸点()℃。相关知识点: 试题来源: 解析 67;64 反馈 收藏
ChemInform Abstract: Reduction of Nitroarenes to Anilines with Zn-AlCl3 × 6H2O-THF- H2O System.reduction, hydrogenationamines (benzene compoundsChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ...
百度试题 题目THF/H2O在0.7Mpa下沸点() A. 148 B. 138 C. 134 D. 99 相关知识点: 试题来源: 解析 C.134 反馈 收藏
THF/H2O在0.7Mpa下沸点（）THF/H2O在0.7Mpa下沸点（）A. 148 B. 138 C. 134 D. 99C ...
7.利用y-丁内酯(BL)制备1,4-丁二醇(BD),反应过程中伴有生成四氢呋喃(THF)和1-丁醇(BuOH)的副反应,涉及反应如下图所示。反应Ⅱ(g)+H2O(g)O O+2H2CH2CH2OH THF(g))(g)-2H2CH,CH,OH BL BD反应Ⅲ反应I△CH_2CH_2CH_2CH_2OH(g)+H_2O(g)BuOH第7题图已知:①反应I为快速平衡,可认为不受慢反...