methyl 1-methyl-4-[3-(2-methylphenyl)-3-oxopropyl]-5-oxo-2-(trifluoromethyl)-1,2,5,6-tetrahydropyridine-2-carboxylate 在
ammonium acetate 作用下,
以
溶剂黄146 为溶剂,
反应 1.0h,
以84%的产率得到methyl 7-methyl-2-(2-methylphenyl)-6-(trifluoromethyl)-5,6,7,8-tetrahydro-1,7-naphthyridine-6-carboxylate