The Cu-mediated [123I]iodination of aryl boronic pinacol esters and acids exhibits broad scope and is successfully applied to the labelling of four radiotracers, [123I]DPA-713, [123I]IMPY, [123I]MIBG and [123I]IPEB.
Eight clinically relevant radiotracers were isolated applying a Cu-mediated non-carrier added nucleophilic 18F-fluorination of arylboronic ester precursors.