Scheme 3.

Electron transfer from the DIPEA radicals (D4) to R6G+ is clearly exothermic as the energies determined in DFT calculations in vacuo and (free‐energy differences in DMSO) show.

Electron transfer from the DIPEA radicals (D4) to R6G+ is clearly exothermic as the energies determined in DFT calculations in vacuo and (free‐energy differences in DMSO) show.