Formation and cycloaddition of nonstabilized N-unsubstituted azomethine ylides from (2-azaallyl)stannanes and (2-azaallyl)silanes

Article abstract of DOI:10.1016/S0040-4039(99)00744-3

Protodestannylation or protodesilylation of (2-azaallyl)stannanes or (2- azaallyl)silanes led to the formation of nonstabilized N-unsubstituted azomethine ylides, which underwent cycloadditions with electron-poor alkenes to produce 2-alkyl- or 2,5-dialkyl