Synonyms: 2-Anthracenesulfonicacid,1-amino-4-[3-[(2-chloroacetamido)methyl]-2,4,6-trimethylanilino]-9,10-dihydro-9,10-dioxo-,sodium salt (7CI); 2-Anthracenesulfonic acid,1-amino-4-[[3-[[(chloroacetyl)amino]methyl]-2,4,6-trimethylphenyl]amino]-9,10-dihydro-9,10-dioxo-,monosodium salt (9CI); Lanaset Blue 2R; Lanaset Navy R