名称: 2,3-丁二酮
英文名称:2,3-Butanedione
CAS号:431-03-8
分子式:C4H6O2
分子量:86.09
EINECS号:207-069-8
熔点 -4--2 °C沸点 88 °C(lit.)
密度 0.985 g/mL at 20 °C
蒸气密度3 (vs air)
蒸气压52.2 mm Hg ( 20 °C)
FEMA 2370 | DIACETYL折射率 n20/D 1.394(lit.)
闪点 45 °F
储存条件 Store at +2°C to +8°C.溶解度 200g/l形态Liquid颜色Clear yellow嗅觉阈值(Odor Threshold)0.00005ppm爆炸极限值(explosive limit)2.4-13.0%(V)水溶解性 200 g/L (20 oC)JECFA Number408Merck 14,2966BRN 605398稳定性Stable. Flammable. Incompatible with acids, strong bases, metals, reducing agents, oxidizing agents. Protect from moisture and water. Note low flashpoint.