[Synonyms]
Einecs 229-111-4 3-Carboxy-1-(2,5-disulfophenyl)-2-pyrazolin-5-one 1-(2,5-disulfophenyl)-5-oxo-4H-pyrazole-3-carboxylic acid 1-(2,5-Disulfophenyl)-4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylic acid 1-(2,5-disulphophenyl)-4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylic acid 1H-Pyrazole-3-carboxylic acid, 1-(2,5-disulfophenyl)-4,5-dihydro-5-oxo- |