4-((2,4-Dihydroxy-3-quinolinyl)diazenyl)benzenesulfonic acid 6300-11-4 (SODIUM SALT) AIDS-155937 AIDS155937 Benzenesulfonic acid, 4-[(2, 4-dihydroxy-3-quinolinyl)azo]- Benzenesulfonic acid, p-[(2,4-dihydroxy-3-quinolyl)azo]- Benzenesulfonic acid, {4-[(2,} 4-dihydroxy-3-quinolinyl)azo\]-, monosodium salt Benzenesulfonic acid, {p-[(2,4-dihydroxy-3-quinolyl)azo]-,} sodium salt C.I. 19340 (*Sodium salt*) NSC45529 (SODIUM SALT) Quinazol Yellow Quinazol Yellow (*sodium salt*)