gem-cyclodialkylation A facile synthetic route to N-substituted heterocycles

Article abstract of DOI:10.1016/S0040-4039(00)89006-1

N-alkylated and N-arylated pyrroles, pyrrolidines, and piperidines are synthesized in high yield by the reaction between cyclic ethers and primary amines over a heterogeneous titania catalyst.