Ali Hullio, A. and Panhwar, A. (2017) “Ionic Liquid Based Vilsmeier Reagent as Dehydrating Reagent for Generation of Ketenes and Their in situ Cycloaddition Reactions”, Asian Journal of Organic & Medicinal Chemistry, 2(4), pp. 182–186. doi: 10.14233/ajomc.2017.AJOMC-P90.