1H-Pyrazole-3-carboxylicacid,4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydro-5-oxo-1-phenyl-,diethyl ester (9CI); 2-Pyrazoline-3-carboxylic acid,4,4'-(3,3'-dichloro-4,4'-biphenylylenebisazo)bis[5-oxo-1-phenyl-, diethyl ester(6CI); C.I. Pigment Red 38 (7CI,8CI); Benzidine Red; C.I. 21120; Dainichi FastRed BL; Fanchon Red R 6227; Irgalite Fast Red PY; Irgaplast Red P; Lionol RedB; NSC 16093; Piper Red; Plasticone Red 10457; Pyrazolone Red; Pyrazolone Red(Yellowish) R-6258; Pyrazolone Red B Toner; Pyrazolone Red Y; Rubber Fast RedB; Rubber Fast Red BA; Sanyo Pyrazolone Red; Silogomma Fast Red B; SilotermoRed B; Symuler Fast Pyrazolone Red B; Symuler Fast Pyrazolone Red BE; SymulerFast Pyrazolone Red BT; Vulcan Fast Red B; Vulcan Fast Red BA; Vulcan Fast RedBA-ND; Vulcan Fast Red BN
