Synonyms: 68541-72-0;chromium(3+) 4-[(e)-(3-methyl-5-oxido-1-phenyl-1h-pyrazol-4-yl)diazenyl]-3-oxidonaphthalene-1-sulfonate;EINECS 271-352-2;AC1L37UW;AR-1I2213;(4-((4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-3-hydroxynaphthalene-1-sulphonato(3-))chromium;chromium(3+); 4-[(3-methyl-5-oxido-1-phenylpyrazol-4-yl)diazenyl]-3-oxidonaphthalene-1-sulfonate;Chromium, (4-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)-3-(hydroxy-kappaO)-1-naphthalenesulfonato(3-))-;Chromium, (4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-3-hydroxy-1-naphthalenesulfonato(3-))-;Chromium, (4-(2-(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)diazenyl-kappaN1)-3-(hydroxy-kappaO)-1-naphthalenesulfonato(3-))-