Heterocyclic Compounds
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ChemInform Abstract: Synthesis of Alkyl- and Aryl-Substituted Pyridines from (α,β -Unsaturated) Imines or Oximes and Carbonyl Compounds.
First published: October 4, 1994
Abstract
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ChemInform Abstract
A mechanism is postulated to explain the formation of the pyridines ( III), (V) and (VIII)-(IX) from the imines (I), (IV) or the oximes (VI) with the aliphatic aldehydes (II), (VIIa,b) or cyclic ketones (VIIc,d) and a catalytic amount of piperidine and acid under pressure.
