A new efficient synthesis of imidazolinones and quinazolinone by intramolecular aza-Wittig reaction
作者:Hisato Takeuchi、Satoshi Hagiwara、Shoji Eguchi
DOI:10.1016/s0040-4020(01)89515-6
日期:1989.1
A new synthesis of imidazolinones and quinazolinones by intramolecular aza-Wittig reaction is described. Readily available azido substituted imides , , , and reacted with triphenylphosphine or tributylphosphine to afford the corresponding imidazolinones , and quinazolinones , via the Staudinger reaction, followed by an intramolecular aza-Wittig reaction.
描述了一种新的通过分子内氮杂-维蒂希反应合成咪唑啉酮和喹唑啉酮的方法。容易得到叠氮基取代的酰亚胺,,,和与三苯基膦或三丁基膦,得到相应的咪唑啉酮进行反应,和喹唑啉酮,通过施陶丁格反应,然后通过分子内氮杂Wittig反应。