8. Carboxyethyl (phenyl) phosphinic acid with the yield of 69.2% was synthesized from phosphorous trichloride, benzene, sodium chloride and acrylic acid.

• 以三氯化磷、苯、三氯化铝、氯化钠、丙烯酸为原料合成了阻燃剂2-羧乙基苯基次磷酸，收率69.；2%25。收藏指正