554410-99-0Relevant articles and documents
Complexation promoted additions to N-benzoyliminopyridinium ylides. A novel and highly regioselective approach to polysubstituted piperidines
Legault, Claude,Charette, Andre B.
, p. 6360 - 6361 (2003)
Unprecedented regioselectivities were observed for the addition of different organometallic nucleophiles to N-benzoyliminopyridinium ylides. Even benzylic and branched aliphatic Grignard reagents, which usually give substantial amounts of 1,4-adducts, sho