Synthesis of 2-(Arylamino)ethanethiols via Lewis Acid Catalyzed Aminolysis of 2,2-Dimethylthiirane as Precursors of the 1,4-Benzothiazine Nucleus - Spogli, Roberto; Sabatini, Stefano; Manfroni, Giuseppe; Tabarrini, Oriana; Cecchetti, Violetta (Synthesis, 2009)