Synonyms: 3,4,9,10-Perylenetetracarboxylic3,4:9,10-diimide, N,N'-bis[p-(phenylazo)phenyl]- (7CI,8CI);Anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone,2,9-bis[4-(phenylazo)phenyl]- (9CI);2,9-Bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone;C.I. Pigment Red 178; Euvinyl Red 368; Graphtol Red HF 4C; Kayaset Red E-GG;PV-Fast Red GG; Paliogen Red 3911; Paliogen Red 3911HD; Paliogen Red 3911K;Paliogen Red GG; Paliogen Red K 3911HD; Paliogen Red K 4180; Paliogen Red L3880; Paliogen Red L 3880HD; Paliogen Red L 3910; Paliogen Red L 3910D;Paliogen Red L 3910HD; Pigment Red 178; Red L 3880HD