Fig. 6

Different coupling partners for the N-cyclohexylation of glycine. Reaction conditions: 7 (0.2 mmol, 1 equiv.),A (0.3 mmol, 1.5 equiv.), HCO₂Na (1.8 mmol, 6 equiv.), Pd/C (10 wt%, 0.2 mmol), H₂O (1 mL), 24 h, rt. Yielddetermined by ¹H NMR using DMSO as internal standard. ND: not detected