| Molecular Formula | C4H8O2 |
| Molar Mass | 88.11 |
| Density | 1.047 g/mL at 25 °C (lit.) |
| Melting Point | 15.1°C (estimate) |
| Boling Point | 195 °C/733 mmHg (lit.) |
| Flash Point | 222°F |
| Solubility | Chloroform (Slightly), Methanol (Slightly) |
| Appearance | Oil |
| Specific Gravity | 1.047 |
| Color | Clear Colorless |
| BRN | 1633578 |
| pKa | 13.68±0.20(Predicted) |
| Storage Condition | Amber Vial, -20°C Freezer, Under inert atmosphere |
| Refractive Index | n20/D 1.462 |
| Hazard Symbols | Xn - Harmful![]() |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | 36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10 |
| use | butenol is the decomposition product of erythritol. |