Download PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A rapid, high yielding and regioselective process has been developed for the synthesis of biaryl sulfones via sulfonylation reactions catalysed by indium(III) chloride. ... It was envisaged that the 4-fluoro group in 1 could be replaced by a variety of nucleophiles 2 using array style ...