2-Naphthalenecarboxamide,4-[(2,5-dichlorophenyl)azo]-N-(2,5-dimethoxyphenyl)-3-hydroxy- (9CI);2-Naphthanilide, 4-(2,5-dichlorophenylazo)-3-hydroxy-2',5'-dimethoxy- (6CI);C.I. Pigment Brown 1 (8CI); C.I. 12480; Fenalac Brown BA Paste; Irgalite BrownFGX; Monolite Fast Brown 3GV; Monolite Fast Brown 3GVSA; Novofil Brown GR;Permagen Brown BA Paste 75-4017; Permanent Brown FG; Pigment Brown 1; SilotonBrown FG