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czx24

木虫 (小有名气)

[求助] 阴离子交换制1-丁基-3-甲基咪唑硼酸盐的实验

如题:用NaBF4和1-丁基-3-甲基咪唑溴盐 进行阴离子交换制1-丁基-3-甲基咪唑硼酸盐的实验为什么反应了很长时间,用硝酸银检验仍有浅黄色沉淀(AgBr)呢?
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【答案】应助回帖

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zeng1986kai: 金币+2, 谢谢应助! 2012-10-25 22:05:32
这个反应即使反应不完也没问题,因为1-丁基-3-甲基咪唑硼酸盐不溶于水,可以用水把1-丁基-3-甲基咪唑溴盐和1-丁基-3-甲基咪唑硼酸盐分开,
2楼2012-10-24 20:47:18
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