Enzalutamide Impurity 4 Catalogue E370144 CAS 915087-16-0 M.W 446.45 M.F C21H17F3N4O2S Specifications FAQs 4-(3-(4-cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-N-methylbenzamide