2(Or 5)-((4-amino-3-bromo-9,10-dihydro-9,10-dioxo-1-anthryl)amino)-5(or 2)-methylbenzenesulphonic acid 61886-54-2 Benzenesulfonic acid, 2(or 5)-((4-amino-3-bromo-9,10-dihydro-9,10-dioxo-1-anthracenyl)amino)-5(or 2)-methyl- EINECS 263-294-1