INTRAMOLECULAR AZIDE-DIENE CYCLOADDITIONS. AN APPROACH TO FUSED BICYCLIC 3-PYRROLINES BASED ON A ONE-POT NITRENE-DIENE CYCLOADDITION EQUIVALENT.

Article abstract of DOI:10.1016/S0040-4039(00)87792-8

Cyclization of heterosubstituted ο-azidodienes 11 provides fused bicyclic 3-pyrrolines 12 in one operation.These pyrrolines are potentially useful intermediates for natural products synthesis, as illustrated by further functionalization.