88-63-1 (Parent), 2,4-Diaminobenzenesulfonic acid,sodium salt, Benzenesulfonic acid,2,4-diamino-,sodium salt, 2,3-DIPHENYL-1,3-BUTADIENE, Sodium 2-aminosulphanilate, Monosodium 2,4-diaminobenzenesulfonate, Sodium 2,4-diaminobenzenesulfonate, EINECS 221-650-3, 2,4-diamino-benzenesulfonic acid,monosodium salt, Benzenesulfonic acid,2,4-diamino-,monosodium salt