tert-butyl 5-((6-(benzyloxy)-3,4-dihydroisoquinolin-2(1H)-yl)methyl)-2,2-dimethyl-1,3-dioxan-5-ylcarbamate 、 Butyl 2,2-dimethyl-5-((4-octylphenylamino)methyl)-1,3-dioxan-5-ylcarbamate 以the identical process afforded the title compound in 71% yield的产率得到2-amino-2-((6-(benzyloxy)-3,4-dihydroisoquinolin-2(1H)-yl)methyl)propane-1,3-diol