Skip to main content
. 2021 Aug 19;14(18):3636–3664. doi: 10.1002/cssc.202101272

Scheme 4.

Scheme 4

Direct conversion of CO2 to oxalate followed by acidification to oxalic acid: (a) direct electrochemistry; (b) CO2 reduction catalyzed homogeneously by metal complexes; (c) reduction of CO2 with Ca‐ascorbate and electrochemical regeneration.