(3E)-7-(benzoylamino)-4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2-sulfonic acid
CAS No. 7249-64-1
2-Naphthalenesulfonicacid, 7-benzamido-4-hydroxy-3-(phenylazo)-, monosodium salt (8CI)