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含能材料  2009 

降解性离子液体催化的Mannich反应

DOI: 10.3969/j.issn.1006-9941.2009.04.007

Keywords: 有机化学,功能化室温离子液体,催化,Mannich反应

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Abstract:

设计并合成了含开链季铵阳离子的功能化离子液体N,N-二甲基-N-十二烷基-N-磺酸丙基硫酸氢铵盐([DMDAPS]·[HSO4]),用1HNMR、MS和元素分析对其结构进行了表征。所制备的[DMDAPS]·[HSO4]兼具Br?nsted酸和相转移催化双重功能,能够在水相中催化芳香醛、酮、芳香胺的三组分Mannich反应,产率达到80%~91%。催化剂可以循环使用9次,而催化活性无明显变化。生物降解性能实验表明,催化剂[DMDAPS]·[HSO4]可以生物降解。

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