6-(3-chlorophenyl)-1,6-dihydro-2-methoxy-5-methoxycarbonyl-4-methyl-1-[(4-nitrophenyloxy)carbonyl]pyrimidine 在
盐酸 、
potassium carbonate 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
生成 4-(3-Chloro-phenyl)-3-[3-(4-methoxycarbonyl-4-phenyl-piperidin-1-yl)-propylcarbamoyl]-6-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid methyl ester