One of the biggest challenges in modern chemistry is to find environmentally friendly processes while carrying out already known chemical reactions. Recently, organic reactions in water have received much attention, because water is a cheap, safe, noninflammable and environmentally benign solvent 11. (a) Grieco, PA, Ed. Organic Synthesis in Water; Blackie Academic and Professional: London, 1998; (b) Li, C.-J.; Chan, T.-H. Organic Reactions in Aqueous ...