“…The chemicals 1,1,1,3,3,3-Hexamethyldisilathiane, K 2 CO 3 , disulfides 1, diphenyl diselenide (4), and alkyl carboxylates 2 were purchased from common commercial suppliers, and were used as received. The 4-[(Trimethylsilyl)thio] toluene (6) was synthesized according to a procedure described in the literature. [5b] All reactions were performed under air, unless otherwise noted.…”