Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... 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. ... The thermolysis of N-alkyl-N-vinylpropargylamines ...