| Name | [1-carboxy-2-(1H-imidazol-3-ium-5-yl)ethyl]azanium | 
|---|---|
| Synonyms | 
                                
                                histidinium(2+)
                                
                                
                                 histidine dication [1-hydroxy-3-(1H-imidazol-3-ium-5-yl)-1-oxopropan-2-yl]azanium histidinediium 4-(2-ammonio-2-carboxyethyl)-1H-imidazol-3-ium  | 
                        
| Molecular Formula | C6H11N3O2 | 
|---|---|
| Molecular Weight | 157.17000 | 
| Exact Mass | 157.08500 | 
| PSA | 94.87000 |