Photoredox Catalysis: The Need to Elucidate the Photochemical Mechanism.
Marianna MarchiniGiacomo BergaminiPier Giorgio CozziPaola CeroniVincenzo BalzaniPublished in: Angewandte Chemie (International ed. in English) (2017)
The photocatalytic mechanism reported in a recent Communication to produce the radical anion of pyrenes postulates a highly endergonic electron transfer process. An analysis of the thermodynamics is reported together with the proposal of an alternative thermodynamically feasible mechanism.