Synonyms: 2,5-Cyclohexadiene-D1,a:4,a'-dimalononitrile, 2,3,5,6-tetrafluoro- (8CI);2,3,5,6-Tetrafluoro-7,7,8,8-tetracyano-p-quinodimethane;7,7,8,8-Tetracyano-2,3,5,6-tetrafluoroquinodimethane;F4-TCNQ;Perfluoro-7,7,8,8-tetracyano-p-quinodimethane;Perfluoro-TCNQ;Perfluorotetracyano-p-quinodimethane;TCNQF4;Tetrafluoro-TCNQ;Tetrafluorotetracyano-p-quinodimethane;