diethyl (2Z)-2-((((1-(((benzyloxy)carbonyl)amino)-4-(hydroxymethyl)cyclohexyl)(imino)methyl)amino)oxy)-2-butenedioate 以
xylenes 为溶剂,
反应 16.0h,
以49%的产率得到ethyl 2-(1-(benzyloxycarbonylamino)-4-(hydroxymethyl)cyclohexyl)-5-hydroxy-6-oxo-1,6-dihydropyrimidine-4-carboxylate