1,1-乙二醇二乙酸酯
1,1-乙二醇二乙酸酯是一种有机化合物,化学式为(CH3CO2)2CHCH3,它是1,2-乙二醇二乙酸酯的同分异构体,,为低熔点的无色固体,曾用作乙酸乙烯酯的前体。
1,1-乙二醇二乙酸酯 | |
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IUPAC名 Ethane-1,1-diyl diacetate | |
识别 | |
CAS号 | 542-10-9 |
PubChem | 222536 |
ChemSpider | 21106538 |
SMILES |
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InChI |
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InChIKey | ACKALUBLCWJVNB-UHFFFAOYAU |
性质 | |
化学式 | C6H10O4 |
146.14 g·mol⁻¹ | |
外观 | Colorless liquid |
密度 | 1.07 g/cm3 |
熔点 | 18.9 °C(292 K) |
沸点 | 167-169 °C(271 K) |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
它在工业上可以乙醛和乙酸酐为原料,在氯化铁催化下反应制得:[1][2]
- CH3CHO + (CH3CO)2O → (CH3CO2)2CHCH3
参考文献
- G. Roscher "Vinyl Esters" in Ullmann's Encyclopedia of Chemical Technology, 2007 John Wiley & Sons: New York. doi:10.1002/14356007.a27_419
- GB Patent 238825A 'Process of Manufacture of Acetic Anhydride and Aldehyde'
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