6421-80-3

Einecs 229-172-7 4-(4-hydroxyanilino)diphenylamine-4'-sulfonic acid 4-[4-(4-hydroxyanilino)anilino]benzenesulfonic acid 4-[4-(4-Hydroxyanilino)phenylamino]benzenesulfonic acid 4-[[4-[(4-Hydroxyphenyl)amino]phenyl]amino]benzenesulfonic acid 4-[[4-[(4-hydroxyphenyl)amino]phenyl]amino]benzenesulphonic acid Benzenesulfonic acid, 4-[[4-[(4-hydroxyphenyl)amino]phenyl]amino]-