1-Methyl-3-octyl imidazole hexafluorophosphate (99.5%, [OMIM]PF 6), 1-hexyl-3-methylimidazole trifluoromethane sulfonate (99.5%, [HMIM]OTF) were purchased from the Macklin Reagent Co., Ltd. (Beijing, ...

[Hmim][Tfa] was used as catalyst for the Biginelli reaction under microwave heating. Low catalyst loading, reduced reaction time and operational simplicity are the main highlights of this protocol.

Department of Engineering and Physics, Southern Arkansas University, Magnolia, Arkansas 71753, United States ...

School of Chemical Technology, Department of Chemical and Metallurgical Engineering, Research Group of Chemical Engineering, Aalto University, P.O. Box 16100, FI- 00076 Aalto, Finland ...