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Butane-2,3-dione
Диацетил · Diacetyl · بيوتان ديون · Diasetil · Diacetilo · دیاستیل · Diacétyle · בוטאן-2,3-דיון · Diacetil · Diacetile · ジアセチル · Butaandion
| CAS | 431-03-8 |
|---|---|
| EC | 207-069-8 |
| UN | 2346 |
| Formula | C4H6O2 |
| Molýar massa | 86.089 g/mol |
| NKPR (LEL) | 2.4 % vol |
| WKPR (UEL) | 13.0 % vol |
| Ýalpyldama temperaturasy | 6 °C |
| Öz-özünden tutaşma temperaturasy | 365 °C |
| Temperatura synpy | T2 |
| Gazyň ýa-da bugyň otnositel dykyzlygy (howa = 1) | 2.97 |
| GHS | Howp · H225, H302, H315, H317, H318, H331, H373 |
Butane-2,3-dione is an alpha-diketone that is butane substituted by oxo groups at positions 2 and 3. It is a metabolite produced during the malolactic fermentation. Diacetyl appears as a clear colorless liquid with a strong chlorine-like odor. Flash point 80 °F. Less dense than water.