| Molecular Formula | C5H8O2 |
| Molar Mass | 100.12 |
| Density | 1,06 g/cm3 |
| Boling Point | 78-81 °C/10 mmHg (lit.) |
| Flash Point | 163°F |
| Solubility | THF: soluble |
| Vapor Presure | 0.386mmHg at 25°C |
| BRN | 80418 |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.432(lit.) |
| Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |