Design and synthesis of fused-ring chiral ionic liquids from amino acid derivatives
作者:Bukuo Ni、Satish Garre、Allan D. Headley
DOI:10.1016/j.tetlet.2007.01.072
日期:2007.3
imidazolium salts, which contain a chiral moiety as well as a fused-ring system, have been designed, synthesized, and fully characterized. The synthesis of these ionic liquids is concise and practical due to the commercial availability of the starting materials. These imidazolium compounds were readily prepared from 1-methyl-2-imidazoliumcarboxaldehyde and chiral amino alcohols. Salts that contain the
已经设计,合成并充分表征了六种新颖的咪唑鎓盐,它们包含手性部分以及稠环系统。由于原料的商业可得性,这些离子液体的合成是简明和实用的。这些咪唑鎓化合物易于由1-甲基-2-咪唑鎓甲醛和手性氨基醇制备。包含PF 6阴离子的盐为固体,而与NTf 2阴离子形成的盐在室温下为液体。我们设想这些新的手性咪唑化合物可以用作有效的反应介质以及用于不对称反应的手性催化剂,目前我们的实验室对此进行了研究。