Chemical Properties
| Melting point | 55 °C |
| Boiling point | 100-120 °C |
| Density | 1.408±0.06 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| pka | 13.66±0.50(Predicted) |
| Appearance | Off-white to yellow Solid |
| InChI | InChI=1S/C4H4N2O2/c7-6(8)4-2-1-3-5-4/h1-3,5H |
| InChIKey | FTBBGQKRYUTLMP-UHFFFAOYSA-N |
| SMILES | N1C=CC=C1[N+]([O-])=O |