ethyl 4-amino-6-ethoxycarbonylmethyl-2-phenylpyrimidine-5-carboxylate 、
甲基肼 以
正丁醇 为溶剂,
反应 12.0h,
以48%的产率得到4-amino-8-(4-amino-6-imido-6-methyl-5-oxo-2-phenyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-7-ylidene)-7,7-dihydroxy-6-methyl-5-oxo-2-phenyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine 6-imide