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. ... Substituted benzimidazoles were synthesised using a number of novel reactions, including displacement of a 2-sulfone group, preparation of 4-diazo benzimidazole derivatives and lithiation of benzimidazoles in the 4-position. ... Substituted benzimidazoles were synthesised using a number of ...