The trifluoromethyl group has evolved into an indispensable structural motif [1] for the pharmaceutical industry because of its unique size, electronic properties, and excellent metabolic stability, as evidenced by a large number of trifluoromethylated pharmaceuticals and drug candidates, such as the antidepressant Prozac,[2] the fungicide Trifloxystrobin,[3] and the herbicide Fusilade.[4] Consequently, development of new and efficient methods to ...