Enzalutamide Impurity 8 Catalogue E370148 CAS 1242137-16-1 M.W 450.41 M.F C20H14F4N4O2S Specifications FAQs 4-(3-(4-cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2- thioxoimidazolidin-1-yl)-2-fluorobenzamide