Figure 1.
Proposed mechanism for TiO2-catalyzed radiofluorination. SN2 substitution is improved with alcohol as a co-solvent, perhaps by inclusion in intermediate complex formation as determined by Oh et al.30 (not shown on scheme).
Proposed mechanism for TiO2-catalyzed radiofluorination. SN2 substitution is improved with alcohol as a co-solvent, perhaps by inclusion in intermediate complex formation as determined by Oh et al.30 (not shown on scheme).