ChemInform Abstract: Stereochemistry of 2,6‐Dipyridine Substituted N‐Benzyl‐4‐piperidone Mono‐ and Dicarboxylates and of the Corresponding Reduction Products.

Abstract

Cyclocondensation of benzylamine (I), aldehyde (II), and ketodiester (III) or ‐monoester (V) leads to pyridones respective their enols (IV) and (VI), respectively, which are reduced to epimeric alcohols, e.g. (VII).