Process for the preparation of dialkyl pyridine-2,3-dicarboxylate and derivatives thereof from dialkyl dichlorosuccinate

摘要

There is provided a process for the preparation of substituted and unsubstituted-2,3-pyridinedicarboxylate compounds by reacting a dialkyl dichlorosuccinate with a dehydrohalogenating agent, an ammonia source and an appropriately substituted alpha , beta -unsaturated aldehyde or ketone.