ChemInform Abstract: A Highly Regioselective Indium-Mediated Allylation of Pyridine Derivatives: Synthesis of (.+-.)-Dihydropinidine from Pyridine.
Abstract
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ChemInform Abstract
In-mediated allylation of 1-acylpyridinium chlorides [cf. (I)] proceeds with high regioselectivity yielding 1-acyl-1,2-dihydropyridines. The usefulness of the new method is demonstrated by conversion of (IIIa) to racemic dihydropinidine (XI).