3-[(5,6-difluoro-2-methyl-4-oxo-4H-chromen-8-yl)methylene]pentane-2,4-dione 、 cyclobutyl 3-aminobut-2-enoate 在
氩 、 cyclohexane, ethyl acetate 作用下,
以
异丙醇 为溶剂,
反应 12.0h,
以31.0 mg (27% of theory) of the title compound are obtained as a yellow solid的产率得到Cyclobutyl 5-acetyl-2,6-dimethyl-4-(5,6-difluoro-2-methyl-4-oxo-4H-chromen-8-yl)-1,4-dihydro-pyridine-3-carboxylate