PROBLEM TO BE SOLVED: To provide a method for simply producing an alkoxyalkyl group-containing quaternary ammonium salt in a high yield by using a readily available raw material.
SOLUTION: The method for producing the alkoxyalkyl group-containing the quaternary ammonium salt comprises reacting a hydroxyalkyl group-containing tertiary amine represented by general formula (1) (wherein R1and R2are each independently a 1-4C alkyl group or A-OH and R1and R2together may form a ring structure; A is an alkylene chain or an oxyalkylene chain) with an alkyl halide ≥2 equivalent to the hydroxyalkyl group-containing tertiary amine and an alkali metal hydride at least equivalent to the hydroxyalkyl group-containing tertiary amine in an aprotic solvent.
COPYRIGHT: (C)2005,JPO&NCIPI
要解决的问题:提供一种简单的方法,通过使用易得的原料,高产率地生产含有烷氧基烷基的季铵盐。
解决方案:生产含有烷氧基烷基的季铵盐的方法包括在无极溶剂中,将通式(1)表示的含有羟基烷基的三级胺(其中R1和R2各自独立地是1-4C烷基或A-OH,R1和R2在一起可以形成环状结构;A是烷基链或氧烷基链)与至少相当于含有羟基烷基的三级胺的2当量的烷基卤化物和至少相当于含有羟基烷基的三级胺的碱金属氢化物反应。
版权所有:(C)2005,JPO&NCIPI