A Ligand-Free Copper(I) Oxide Catalyzed Strategy for the N-Arylation of Azoles in Water. -A simple protocol is developed for the cross-coupling of nitrogen-containing heterocycles and aryl halides in water using Cu2O and Bu4NBr as the catalysts. -(YONG, F.-F.; TEO*, Y.-C.; TAY, S.-H.; TAN, B. Y.-H.; LIM, K.-H.; Tetrahedron Lett. 52 (2011) 11, 1161-1164, http://dx.
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