噻吩-2-甲酸亚铜(I) 、
ethyl 4-methyl-6-phenyl-2-(phenylethynyl)-1,2-dihydropyrimidine-5-carboxylate 以
1,4-二氧六环 为溶剂,
反应 6.0h,
以95%的产率得到(E)-ethyl 6-methyl-2-(2-oxo-2-phenylethylidene)-4-phenyl-3-(thiophene-2-carbonyl)-1,2,3,4-tetrahydropyrimidine-5-carboxylate