(资料图片)
溴代苯丙酮哪里有卖,溴代苯丙酮这个很多人还不知道,现在让我们一起来看看吧!
1、是苯丙酮,溶剂用二氯甲烷或者甲苯,于室温滴加溴素,先滴几滴,等反应引发,标志是再滴一滴红颜色马上消失,不需要催化剂,引发后,降温到5度以下,滴加剩余的溴素,再继续反应1小时,减压浓缩溶剂得α溴代苯丙酮,本人有大规模做素的方法3245731493首先告诉你的是,不是丙酮,而是苯丙酮,两种完全不一样的化学物质,本反应属卤素的亲电取代反应:主要技巧:温度控制、加料时间、蒸馏设计、回流设计、过滤回收。
2、控制活塞与温度便于收集馏分。
本文到此分享完毕,希望对大家有所帮助。
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