2-(perfluoro-tert-butyloxy) ethyl tosylate 、
1-[1,1,1,9,9,9-hexafluoro-3,7-dioxa-2,8-bis(trifluoromethyl)nonan-5-yl]imidazole 以
乙腈 为溶剂,
反应 48.0h,
以77%的产率得到1-[5,5,5-trifluoro-3-oxa-4,4-bis(trifluoromethyl)pentyl]-3-[1,1,1,9,9,9-hexafluoro-3,7-dioxa-2,8-bis(trifluoromethyl)nonan-5-yl]imidazolium 4-toluenesulfonate