Ferraz, RicardoPrudêncio, CristinaBranco, LuísMarrucho, IsabelAraújo, JoãoRebelo, LuísPonte, Manuel NunesNoronha, João PauloPetrovski, Zeljko2013-06-132013-06-132012http://hdl.handle.net/10400.22/1704Novel ionic liquids containing ampicillin as an active pharmaceutical ingredient anion were prepared with good yields by using a new, efficient synthetic procedure based on the neutralization of a moderately basic ammonia solution of ampicillin with different organic cation hydroxides. The relevant physical and thermal properties of these novel ionic liquids based on ampicillin were also evaluated.engjournal article10.1016/j.energy.2011.06.049