Table 1. Electrocatalytic Hydrogenation of Alkynes with Ni at Room Temperature ([Ni] = 1 mM; [S] = 10 mM; [BA] = 100 mM; DMF; 0.1 M nBu₄NPF₆; E_app = −1.93 V_Fc;³⁷ 2.5 h).

^aTime to full conversion.

^bAt time to full conversion.

^cTrace overhydrogenation (see SI section 3.2.4).

^dIsolated yield.

^eNot fully converted at 2.5 h; conversion in parentheses.