(2,2,2',2'-tetramethyldihydro-4H,5H-spiro[1,3-benzodioxine-8,5'-[1,3]dioxan]-4a(8aH)-yl)methyl N-(2-bromoethyl)-N,P-dimethylphosphonamidate 、
三甲胺 以
苯 为溶剂,
反应 5.0h,
以60%的产率得到2-[methyl[(2,2,2',2'-tetramethyldihydro-4H,5H-spiro[1,3-benzodioxine-8,5'-[1,3]dioxan]-4a(8aH)-yl)methoxy]phosphinoyl(methyl)amino]ethyl(trimethyl)ammonium bromide