598-25-4
598-25-4 structure
- Name: 1,2-Butadiene,3-methyl- (6CI,7CI,8CI,9CI)
- Chemical Name: 3-Methyl-1,2-butadiene
- CAS Number: 598-25-4
- Molecular Formula: C5H8
- Molecular Weight: 68.11700
- Catalog: Chemical reagent Organic reagent Olefins (cyclic and non-cyclic)
- Create Date: 2018-09-27 19:04:48
- Modify Date: 2025-08-21 20:02:42
| Name | 3-Methyl-1,2-butadiene |
|---|---|
| Synonyms |
3-methylbuta-1,2-diene
EINECS 209-926-1 MFCD00008896 |
| Density | 0.694 g/mL at 25 °C(lit.) |
|---|---|
| Boiling Point | 40-41 °C(lit.) |
| Melting Point | −148 °C(lit.) |
| Molecular Formula | C5H8 |
| Molecular Weight | 68.11700 |
| Flash Point | 10 °F |
| Exact Mass | 68.06260 |
| LogP | 1.73750 |
| Vapour Pressure | 6.87 psi ( 20 °C) |
| Index of Refraction | n20/D 1.419(lit.) |
| Storage condition | 2-8°C |
| Hazard Codes | F,Xn |
|---|---|
| Risk Phrases | R11;R36/37/38 |
| Safety Phrases | S16-S26-S36-S62 |
| RIDADR | UN 3295 3/PG 2 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 3 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
