Sinonime:

PIGMENT RED 49:1; sare de bariu a acidului 2-(2-hidroxi-1-naftilazo)-1-naftalensulfonic (2:1);roșu litol ba;bis[2-[(2-hidroxinaftil)azo]naftalensulfonat de bariu; Bis[2-(2-hidroxi-1-naftilazo)-1-naftalensulfonat];D & C Red No.12; Pigment Red 49(Ba);PR49:1 BARIUM LITHOL

Zâmbete canonice:C1=CC=C2C(=C1)C=CC(=C2S(=O)(=O)[O-])NN=C3C(=O)C=CC4=CC=CC=C43.C1=CC=C2C (=C1)C=CC(=C2S(=O)(=O)[O-])NN=C3C(=O)C=CC4=CC=CC=C43.[Ba+2]