PRODUCT Properties
| Melting point: | 61-63 °C (lit.) | 
                                    
| Boiling point: | 330-340℃ (8 Torr) | 
                                    
| Density | 1.363±0.06 g/cm3(Predicted) | 
                                    
| storage temp. | Hygroscopic, -20°C Freezer, Under inert atmosphere | 
                                    
| solubility | DMSO (Slightly), Methanol (Slightly) | 
                                    
| form | Solid | 
                                    
| pka | pK1:2.43;pK2:8.05 (25°C) | 
                                    
| color | Off-White to Pale Yellow | 
                                    
| Water Solubility | Soluble in water. | 
                                    
| Sensitive | Moisture Sensitive | 
                                    
| BRN | 1743032 | 
                                    
| Stability: | Stable. Incompatible with strong oxidizing agents, strong bases. | 
                                    
| CAS DataBase Reference | 6779-09-5(CAS DataBase Reference) | 
                                    
Description and Uses
Ethylphosphonic acid is used as an internal standard in the determination of fosfomycin in human plasma. It is also used in the synthesis of nucleotide analogs.
Safety
| Symbol(GHS) | ![]() GHS05  | 
                                    
| Signal word | Danger | 
| Hazard statements | H314 | 
| Precautionary statements | P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 | 
| Hazard Codes | C | 
| Risk Statements | 34 | 
| Safety Statements | 26-27-28-36/37/39-45 | 
| RIDADR | UN 3261 8/PG 2 | 
| WGK Germany | 3 | 
| HazardClass | 8 | 
| PackingGroup | III | 






