Table 2. Substrate Screening with 1 for C–H Amination of Aliphatic Azides to N-Heterocycles and Amines.

^aConditions: [S_x] 20 mM, [Boc₂O] 20 mM, 1 (5 mol%), C₆H₆ (5 mL), T = 100 °C, 24 h. ¹H NMR ratios are reported in brackets, determined using 1,3,5-trimethoxybenzene as an internal standard.

^bIsolated yields.