phosphonium salts 3 as web as β-hydrazano phosphine oxides 6 and phosphonates 7 are obtained from hydrazines, propargylphosphonium salts 2 and phosphorylated allenes 4 and 5. β-Functionalized compounds 3,6 and 7 are used for the synthesis of α,β-unsaturated hydrazones 1, pyrazoline 14 and pyrazole derivative 15.
β-Enehydrazino
鏻盐3作为网络为β-hydrazano氧化膦6和
膦酸酯7选自
肼获得,propargylphosphonium盐2和
磷酸化
丙二烯4和5。β官能化合物3,6和7是用于α,β不饱和腙的合成1,
吡唑啉14和
吡唑衍
生物15。