(3RS,4RS)-4-(2,2-dimethoxyethyl)-3-(2-methyl-1,3-dioxolan-2-yl)azetidin-2-one 、
p-nitrobenzyl glyoxylate monohydrate 以
苯 为溶剂,
反应 1.0h,
以43%的产率得到p-nitrobenzyl 1-hydroxy-1-<(3RS,4SR)-4-(2,2-dimethoxyethyl)-3-(2-methyl-1,3-dioxolan-2-yl)-4-azetidin-1-yl>acetate