Metiletilchetone
Butanone · Метилэтилкетон · بوتانون · Metil-etil keton · Butanon · Βουτανόνη · Butanona · بوتانون · Butanone · בוטנון · एमइके · メチルエチルケトン
| CAS | 78-93-3 |
|---|---|
| EC | 201-159-0 |
| UN | 1193 |
| Formula | C4H8O |
| Massa molare | 72,11 g/mol |
| LIE (LEL) | 1,5 % vol |
| LSE (UEL) | 13,4 % vol |
| Punto di infiammabilità | -10 °C |
| Temperatura di autoaccensione | 404 °C |
| Classe di temperatura | T2 |
| Gruppo di gas | IIB |
| Densità relativa del gas o del vapore (aria = 1) | 2,49 |
| GHS | Pericolo · H225, H319, H336 |
Butan-2-one is a dialkyl ketone that is a four-carbon ketone carrying a single keto- group at position C-2. It has a role as a polar aprotic solvent and a bacterial metabolite. Methyl ethyl ketone appears as colorless fairly volatile liquid with a pleasant pungent odor. Flash point 20 °F. Vapors heavier than air.