Bis-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-phosphinic acid 2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-ethyl ester 在
对甲苯磺酸 作用下,
以
甲醇 为溶剂,
反应 0.08h,
以35%的产率得到[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-hydroxymethyl-phosphinic acid 2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-ethyl ester