PRODUCT Properties
| Melting point: | 98-104 °C |
| Boiling point: | 101°C/1.5mmHg(lit.) |
| Density | 1.478 g/cm3 |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 11.47±0.20(Predicted) |
| color | Light Red to Light Brown |
| λmax | 290nm(EtOH)(lit.) |
| BRN | 106974 |
| InChI | InChI=1S/C4H4N2O/c7-4-2-1-3-5-6-4/h1-3H,(H,6,7) |
| InChIKey | AAILEWXSEQLMNI-UHFFFAOYSA-N |
| SMILES | C1(=O)NN=CC=C1 |
| CAS DataBase Reference | 504-30-3(CAS DataBase Reference) |
| NIST Chemistry Reference | 3(2H)-pyridazinone(504-30-3) |
Description and Uses
Pyridazin-3(2H)-one can be used for anti-inflammatory and analgesic drug discovery.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338-P280a-P304+P340-P405-P501a |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36/37 |
| WGK Germany | 3 |
| HS Code | 29339900 |
