236388-96-8Relevant articles and documents
Synthesis of substituted piperidines, indolizidines, quinolizidines, and pyrrolizidines via a cycloaddition strategy using acetylenic sulfones as alkene dipole equivalents
Back, Thomas G.,Nakajima, Katsumasa
, p. 261 - 263 (1999)
(equation presented) The conjugate additions of β- and γ-chloroamines to acetylenic sulfones afford enamine sulfones, which then undergo intramolecular alkylation to produce the corresponding cyclic enamines. This provides a convenient route to substitute