| Synonyms |
1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(2-(3-phosphonophenyl)diazenyl)-1-(4-sulfophenyl)-, sodium salt (1:1); 4,5-Dihydro-5-oxo-4-((3-phosphonophenyl)azo)-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid, monosodium salt; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-((3-phosphonophenyl)azo)-1-(4-sulfophenyl)-, monosodium salt; Sodium trihydrogen 4,5-dihydro-5-oxo-4-((3-phosphonatophenyl)azo)-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate; sodium 4-{3-carboxy-5-oxo-4-[(E)-(3-phosphonophenyl)diazenyl]-4,5-dihydro-1H-pyrazol-1-yl}benzenesulfonate |