Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química, Universitat de Girona, Campus Montilivi, Girona E-17071, Catalonia, Spain ...

and the necessity for large excesses of alkenes. There is also a long-standing challenge to achieving site- and enantioselective sp 3 C-H oxidation toward substrates bearing multiple similar C-H ...

The Supporting Information is available free of charge at https://pubs.acs.org/doi/10.1021/acs.orglett.4c04384.

Using an advanced photochemical box model, the study identified alkene ozonolysis as the dominant driver of O₃ formation, rather than the traditional radical sources initiated by photolysis.