Martyn J. Earle, Kenneth R. Seddon, Christopher J. Adams and Glyn Roberts
Chem. Commun., 1998, 2097-2098
DOI:
10.1039/A805599H,
Paper
Friedel–Crafts reactions in the ionic liquid system 1-methyl-3-ethylimidazolium chloride–aluminium(III) chloride can be performed with excellent yields and selectivities, and in the case of anthracene, have been found to be reversible.