1,3-Butadiene
Butadiene · Бутадиен · 3،1-بوتاديين · Butadien · 1,3-Butadien · 1,3-βουταδιένιο · Butadieno · بوتادیان · Buta-1,3-diène · בוטאדיאן-1,3 · 1,3-ब्यूटाडाइइन · Butadién
| CAS | 106-99-0 |
|---|---|
| EC | 203-450-8 |
| UN | 1010 |
| Formula | C4H6 |
| Molar mass | 54.09 g/mol |
| LEL | 1.4 % vol |
| UEL | 16.3 % vol |
| Flash point | -76 °C |
| Autoignition temperature | 420 °C |
| Temperature class | T2 |
| Gas group | IIB |
| Relative density of the gas or vapour (air = 1) | 1.87 |
| GHS | Danger · H220, H340, H350 |
Buta-1,3-diene is a butadiene with unsaturation at positions 1 and 3. It has a role as a mutagen and a carcinogenic agent. Butadiene is a colorless gas with an aromatic odor. It is shipped as a liquefied gas under its vapor pressure. Contact with the liquid can cause frostbite.