LN-409330
                    4,4-Dimethyl-1-phenyl-3-pyrazolidone , 2654-58-2
Update time: 2023-04-23
                    PRODUCT Properties
| Melting point: | 167-172 °C(lit.) | 
                                    
| Boiling point: | 325.75°C (rough estimate) | 
                                    
| Density | 1.0815 (rough estimate) | 
                                    
| refractive index | 1.5700 (estimate) | 
                                    
| Flash point: | 195 °C | 
                                    
| pka | 9.58±0.70(Predicted) | 
                                    
| Water Solubility | soluble | 
                                    
| BRN | 144478 | 
                                    
| CAS DataBase Reference | 2654-58-2(CAS DataBase Reference) | 
                                    
| EPA Substance Registry System | 3-Pyrazolidinone, 4,4-dimethyl-1-phenyl- (2654-58-2) | 
                                    
Safety
| Symbol(GHS) | ![]() GHS06  | 
                                    
| Signal word | Danger | 
| Hazard statements | H335-H315-H319-H300-H317 | 
| Precautionary statements | P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P264-P270-P301+P310-P321-P330-P405-P501 | 
| Hazard Codes | T | 
| Risk Statements | 25-36/37/38-43-23/24/25 | 
| Safety Statements | 26-36/37-45-37/39-28A-24-36/37/39 | 
| RIDADR | UN 2811 6.1/PG 2 | 
| WGK Germany | 2 | 
| RTECS | UQ8710000 | 
| HazardClass | 6.1 | 
| PackingGroup | II | 



