作者:Christian V. Stevens、Bart Vanderhoydonck
DOI:10.1055/s-2004-815969
日期:——
14 react smoothly with diazomethane to give 2-phosphono-1-vinylaziridines 18. The synthesis of 2-ethoxycarbonyl-3-phosphono-1-vinylaziridines 19 was performed using ethyl diazoacetate (EDA) in the presence of ytterbium(III) tritlate as a catalyst. 2-Phosphono-3-(trimethylsilyl)aziridines 20 were prepared from phosphonoazadienes 14 by treatment with (trimethylsilyl)diazomethane under reflux. 1-Aryl-1-phosphono-2-aza-1
通过相应的二乙基的1,4-脱氯化氢反应制备了几种1-膦酰基-2-氮杂-1,3-二烯14和1-芳基-1-膦酰基-2-氮杂-1,3-二烯15-17 [( 2-氯-1-亚烷基)氨基]甲基膦酸酯 10-13.1-Phosphono-2-aza-1.3-dienes 14 与重氮甲烷顺利反应生成 2-phosphono-1-vinylaziridines 18. 2-ethoxycarbonyl-3-phosphono 的合成-1-乙烯基氮杂环丙烷 19 使用重氮乙酸乙酯 (EDA) 在三甲苯酸镱 (III) 作为催化剂的存在下进行。2-膦酰基-3-(三甲基甲硅烷基)氮丙啶20由膦酰基氮杂二烯14通过在回流下用(三甲基甲硅烷基)重氮甲烷处理制备。在这些条件下,1-Aryl-1-phosphono-2-aza-1,3-dienes 不易发生氮丙啶化反应。