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2-Ketopropionaldehyde

名称:2-Ketopropionaldehyde
别名:2-Oxopropanal
78-98-8
Acetylformaldehyde
Methylglyoxal
Pyruvaldehyde
分子式:C3H4O2
分子量:72.06
COE编码:105
FEMA:2969
FLAVIS:07.001
JECFA:937
JECFA信息:
最近的JECFA评价的日期和会议次数:2003 (Session 61)
质量规格的状况:Full
物理形状/气味:yellow mobile hygroscopic liquid which polymerizes readily; pungent stinging odour
溶解度:miscible with water and most solvents and oils (yellow solutions)
乙醇中溶解度:miscible
沸点(℃):72℃
最低检测值%:95%
酸价的上限:10
折射系数:1.399-1.406
比重:1.041-1.048
其他要求:[Polymer dissolves in water with evolution of heat, reverting to monomer; only available as 40% aqueous solution]
验证实验:CNMR
光谱图:
2-Ketopropionaldehyde光谱图1