| Molecular Formula | C4H3ClFN3 |
| Molar Mass | 147.54 |
| Density | 1.564±0.06 g/cm3(Predicted) |
| Melting Point | 193.0 to 197.0 °C |
| Boling Point | 318.5±22.0 °C(Predicted) |
| Flash Point | 146.401°C |
| Vapor Presure | 0mmHg at 25°C |
| Appearance | Crystalline Powder |
| Color | White to light yellow |
| pKa | 0.96±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.584 |
| MDL | MFCD00057344 |
| Risk Codes | 22 - Harmful if swallowed |
| WGK Germany | 3 |
| HS Code | 29335995 |
| use | intermediate of fluorocytosine. |
| production method | made from 5-fluorouracil by chlorination and ammoniation. |