2-苯基丙二酸二乙酯是一种芳基丙二酸酯,用于合成一些巴比妥类药物,如苯巴比妥。[1]
合成
2-苯基丙二酸二乙酯和其它丙二酸酯的合成方法不同,它通常通过草酸二乙酯和苯乙酸乙酯的间接克莱森缩合反应制得。[2]这是常用方法,因为卤代芳烃的亲电性比卤代烷烃弱,丙二酸二乙酯的烷基化效果较差。[3]使用碳酸铯和碘化亚铜可以克服这一困难。[4]
参考文献
- ^ Wollweber, Hartmund. Hypnotics. Ullmann's Encyclopedia of Industrial Chemistry. 2000: 11. ISBN 3527306730. doi:10.1002/14356007.a13_533.
- ^ Meyer, G. M.; Levene, P. A. Diethyl phenylmalonate. Organic Syntheses. 1936, 16: 33. doi:10.15227/orgsyn.016.0033.
- ^ Furniss, Brian; Hannaford, Antony; Smith, Peter; Tatchell, Austin. Vogel's Textbook of Practical Organic Chemistry 5th Ed.. London: Longman Science & Technical. 1996: 1174–1179. ISBN 9780582462366.
- ^ Hennessy, Edward J.; Buchwald, Stephen L. A General and Mild Copper-Catalyzed Arylation of Diethyl Malonate. Organic Letters. 2002, 4 (2): 269–272. PMID 11796067. doi:10.1021/ol017038g.