EINECS 248-068-2, 1-(2,4-Dinitro-phenyl)-4-phenyl-pyridinium,Chlorid, 1-(2,4-dinitro-phenyl)-4-phenyl-pyridinium,chloride, 4-phenyl-1-(2,4-dinitrophenyl)pyridinium chloride, N-(2',4'-dinitrophenyl)-4-phenylpyridinium chloride, 1-(2,4-dinitrophenyl)-4-phenylpyridin-1-ium chloride