5-(3,4-Dimethoxybenzylamino)-8-(N,O-dimethylhydroxylcarbamoyl)-2-(2-furyl)[1,2,4]triazolo[1,5-c]pyrimidine 、 methylmagnesium bromide tetrahydrofuran 以
四氢呋喃 为溶剂,
以76%的产率得到8-Acetyl-5-(3,4-dimethoxybenzylamino)-2-(2-furyl)[1,2,4]triazolo[1,5-c]pyrimidine