A process for the preparation of aluminum salts of cyclic phosphinic acids is described, which comprises reacting cyclic phosphinic acids, such as 1-hydroxydihydrophosphole oxides or 1-hydroxyphospholane oxides, with aluminum hydroxide in the presence of water and in the absence of polar solvents at elevated temperature for a reaction time of from 1 to 20 hours.
本发明描述了一种制备环
磷腺酸铝盐的方法,其包括将环
磷腺酸,如1-羟基二氢
磷松
环氧化物或1-羟基
磷松
环氧化物,在
水的存在下,在升高的温度下与氢氧化铝反应,反应时间为1至20小时,在无极性溶剂的情况下进行。