(E)-5-(4-(2-(benzyl(pyridin-2-yl)amino)ethoxy)benzylidene)thiazolidine-2,4-dione is an intermediate in the synthesis of N-Desmethyl Rosiglitazone (D292165), a metabolite of Rosiglitazone (R693500), an insulin sensitizer; binds to peroxisome proliferator activated receptor gamma (PPAR- γ).