Acetylacetone
Ацетилацетон · أسيتيل الأسيتون · Asetilaseton · Acetylaceton · Acetilacetona · اکاک · Asetilaseton · Acetilacetone · アセチルアセトン · 아세틸아세톤 · Acetylaceton · Acetyloaceton
| CAS | 123-54-6 |
|---|---|
| EC | 204-634-0 |
| UN | 2310 |
| Formula | C5H8O2 |
| Molar mass | 100.12 g/mol |
| LEL | 1.7 % vol |
| UEL | 11.6 % vol |
| Flash point | 34 °C |
| Autoignition temperature | 340 °C |
| Temperature class | T2 |
| Gas group | IIA |
| Relative density of the gas or vapour (air = 1) | 3.46 |
| GHS | Warning · H226, H302 |
Acetylacetone is a beta-diketone that is pentane in which the hydrogens at positions 2 and 4 are replaced by oxo groups. It is a conjugate acid of an acetylacetonate. Pentane-2,4-dione appears as a colorless or yellow colored liquid. Less dense than water. Vapors are heavier than air.