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四乙基溴化铵

四乙基溴化铵

CAS号:71-91-0
英文名:Tetraethylammonium bromide
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化合物简介
Tetraethylammonium bromide (TEAB) is a quaternary ammonium compound with the chemical formula C8H20N+Br−, often written as \"Et4N+Br−\" in the chemical literature. It has been used as the source of tetraethylammonium ions in pharmacological and physiological studies, but is also used in organic chemical synthesis (see \"Chemistry\" section).
基本信息
编号系统
物化性质
安全信息
生产方法及用途
生产方法
在装有回流冷凝管和搅拌器的250mL三口瓶中,加入7mL(5g,0.05mol)三乙胺和4mL(5.5g,0.05mol)的溴乙烷和20mL,1,2-二氯乙烷或苯。回流加热1.5~2h。将反应液冷却后,析出晶体,过滤,用少量1,2-二氯乙烷或苯洗涤两次,烘干后放于保干器中存放。产量8~10g。
用途
表面活性剂,催化剂,乳化剂,消毒剂,杀菌剂,抗静电剂等。