乙醛
Acetaldehyde · Acetaldehyd · Ацетальдегид · Αιθανάλη · أسيتالدهيد · Asetaldehid · Ацеталдехид · Acetaldehído · استالدهید · Éthanal · אצטאלדהיד · एसिटल्डिहाइड
| CAS | 75-07-0 |
|---|---|
| EC | 200-836-8 |
| UN | 1089 |
| 分子式 | C2H4O |
| 摩尔质量 | 44.05 g/mol |
| 爆炸下限(LEL) | 4.0 % vol |
| 爆炸上限(UEL) | 60.0 % vol |
| 闪点 | -38 °C |
| 引燃温度 | 155 °C |
| 温度组别 | T4 |
| 气体组别 | IIA |
| 气体或蒸气的相对密度(空气 = 1) | 1.52 |
| GHS | 危险 · H224, H319, H335, H341, H350 |
Acetaldehyde is the aldehyde formed from acetic acid by reduction of the carboxy group. It is the most abundant carcinogen in tobacco smoke. Acetaldehyde appears as a clear colorless liquid with a pungent choking odor. Flash point -36 °F. Boiling point 69 °F.