prepared and tested for antimicrobialactivity. The bis(benzazolyl)pyrimidines (9, 10) displayed higher activity than the corresponding azolyl pyrimidines (4–7). In fact, bis(benzimidazolylamino)pyrimidinylsulfamide (9c), bis(benzothiazolylmethylamino)pyrimidinylsulfamide (10b), bis(benzimidazolylmethylamino)-pyrimidinylsulfamide (10c) were found to be potential antimicrobial agents against S. aureus