L. Micouin et al., ASYMMETRIC-SYNTHESIS .30. SYNTHESIS OF 3-SUBSTITUTED PIPERIDINES FROMCHIRAL NON-RACEMIC LACTAMS, Tetrahedron letters, 35(16), 1994, pp. 2529-2532
A series of 3-substituted piperidines in enantiomerically pure form ha
s been synthetized from lactam 3 by a stereospecific route involving a
postulated rigid amide enolate. This strategy has been applied to the
synthesis of (+)-stenusine 10.