Novel 2,3-disubstituted 4-pyridone derivatives were prepared from 4-methoxypyridine through aldol condensation and isomerization of exo-olefin as key reactions, in fairly good to high yields.
以
4-甲氧基吡啶为原料,通过醛醇缩合和外烯烃异构化等关键反应,制备了新型 2,3-二取代 4-
吡啶酮衍
生物,产率相当高。