The thermal rearrangement of N-alkyl-N-vinylpropargylamines into 2-methylpyrroles. A new synthesis of annulated[b]pyrroles

Article abstract of DOI:10.1016/S0040-4039(96)01467-0

The thermolysis of N-alkyl-N-vinylpropargylamines produced annulated[b]pyrroles with moderate to good yields. The formation of these substituted pyrroles probably involves a tandem aza-Claisen rearrangement-cyclization reaction.