反应详情

温度

200 °C

To 388 g (2 mol) of butyl ethyl(2-hydroxyethyl)phosphinate (produced as in Example 5) are added 155 g (2.5 mol) of ethylene glycol and 0.4 g of potassium titanyloxalate, followed by stirring at 200° C. for 2 h. Volatiles are distilled off by gradual evacuation to leave 315 g (96% of theory) of 2-hydroxyethyl ethyl-(2-hydroxyethyl)phosphinate.

1. distillationVolatiles are distilled off by gradual evacuation