| Name | 2-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzene-1,4-disulphonic acid | 
|---|---|
| Synonyms | 
                                
                                3-Methyl-1-(2,5-disulfophenyl)-2-pyrazolin-5-one
                                
                                
                                 Einecs 259-362-5  | 
                        
| Density | 1.81 g/cm3 | 
|---|---|
| Molecular Formula | C10H10N2O7S2 | 
| Molecular Weight | 334.32600 | 
| Exact Mass | 333.99300 | 
| PSA | 158.17000 | 
| LogP | 1.95480 | 
| Index of Refraction | 1.718 |