Reaction Mechanism of the Selective Reduction of CO${}_2$ to CO by a Tetraaza [Co${}^{\text{II}}$N${}_4$H]${}^{2+}$ Complex in the Presence of Protons

Alejandro J. Garza, Srimanta Pakhira, Alexis T. Bell +2

The tetraaza [Co${}^{\text{II}}$N${}_4$H]${}^{2+}$ complex (\textbf{1}) is remarkable for its ability to selectively reduce CO${}_2$ to CO with 45\% Faradaic efficiency and a CO to H${}_2$ rat…