搜索 - 科创

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一、萘胺无法进行正常的亲电卤代反应1、原定的实验方案注：图中写的NBS，实际上我们试过NBS、ICl、苄基三甲基二氯碘酸铵等多种卤代试剂。

这也解释了为什么文章说在使用MBr3、MICl2溴代时，加入一滴甲醇生成MeOX催化，可以大大加速亲电卤代反应。还有一种做法，是在反应体系中用偏高碘酸钠原位产生ICl2-并卤代，原位消耗掉。

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