4,4'-dinitrooctafluorodiphenyl, 4,4'-Dinitrooctafluorobiphenyl, EINECS 223-462-7, 4,4'-Dinitroperfluorbiphenyl, 2.3.5.6.2'.3'.5'.6'-Octafluor-4.4'-dinitro-biphenyl, 2,2',3,3',5,5',6,6'-Octafluoro-4,4'-dinitro-1,1'-biphenyl, 1,1'-Biphenyl,2,2',3,3',5,5',6,6'-octafluoro-4,4'-dinitro