N-desethyl Brinzolamide is an active metabolite of the carbonic anhydrase (CA) inhibitor brinzolamide .1It inhibits CAII and CAIV activities (IC50s = 1.28 and 128 nM, respectively). 1.Kim, C.-Y., Whittington, D.A., Chang, J.S., et al.Structural aspects of isozyme selectivity in the binding of inhibitors to carbonicanhydrases II and IVJ. Med. Chem.45(4)888-893(2002)
Carbonic anhydrase inhibitor 4 is a photoprobe that inhibits the activity of carbonic anhydrase. It specifically targets human carbonicanhydrases, including hCA I-XIV, with K i values ranging from 640-1166 nM [1].