English: Buchwald-Hartwig amination of p-bromotoluene with dibutylamine in the presence of a hindered aminophosphine ligand. Example taken from Bryant H Yang, Stephen L Buchwald, "Palladium-catalyzed amination of aryl halides and sulfonates". Journal of Organometallic Chemistry, Volume 576, Issues 1–2, 15 March 1999, Pages 125-146