(2-(trifluoromethyl)phenyl)magnesium bromide 、
ethyl 4-chloromethyl-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate 以
四氢呋喃 、
乙醚 为溶剂,
以86%的产率得到4-Methyl-2-oxo-7-(2-trifluoromethyl-phenyl)-2,3,6,7-tetrahydro-1H-[1,3]diazepine-5-carboxylic acid ethyl ester