SMILES: C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)O)O)S(=O)(=O)O
Description: The molecule is an aminonaphthalenesulfonic acid that is 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl)]di(naphthalene-1-sulfonic acid) in which the two hydrogens at the 4-positions on the naphthalene rings are placed by amino and hydroxy groups. The disodium salt is the histological dye 'Congo corinth'. It has a role as a fluorochrome and a histological dye. It is an aminonaphthalenesulfonic acid, a member of azobenzenes, a bis(azo) compound, a member of naphthols and a ring assembly. It is a conjugate acid of a Congo corinth(2-).