2-aminocrotononitrile 、
2-methyl-4-oxo-4H-chromen-8-carbaldehyde 、
4,4,4-三氟乙酰乙酸异丙酯 在
氩 、
乙醚 作用下,
以
异丙醇 、
溶剂黄146 为溶剂,
反应 20.0h,
以75 mg (33% of theory) of the title compound are obtained as a white solid的产率得到Isopropyl 5-cyano-6-methyl-4-(2-methyl-4-oxo-4H-chromen-8-yl)-2-(trifluoromethyl)-1,4-dihydropyridine-3-carboxylate