An efficient synthesis of β-phosphono malonates via phospha-Michael addition of phosphorous nucleophiles to α,β-unsaturated malonates in the presence of HClO4-SiO2 as a new and recyclable catalyst is described.
描述了一种高效合成β-
膦酸丙二酸酯的方法,通过在HClO4-SiO2这一新型且可回收催化剂的存在下,利用
磷亲核试剂对α,β-不饱和
丙二酸酯进行膦-迈克尔加成反应。