The present invention relates to substituted triazole compounds andcompositions comprising substituted triazole compounds. The invention furtherrelates to methods of inhibiting the activity of Hsp90 in a subject in needthereof andmethods for preventing or treating hyperproliferative disorders, such ascancer, in asubject in need thereof comprising administering to the subject a substitutedtriazolecompound of the invention, or a composition comprising such a compound.Compounds of the present invention may be represented by the formula:(see above formula)