Cycloadditions of fluoroolefins : Synthesis of 3,4-Difluoro-1-t-butyl-pyrrole

Article abstract of DOI:10.1016/S0022-1139(00)80954-9

3,4-Difluoro-1-t-butyl-pyrrole was synthesized by the thermal <2+3> cycloaddition of 2-carbomethoxy-1-t-butyl-aziridine with chlorotrifluoroethylene, followed by treatment with sodium methoxide then with alcoholic potassium hydroxide.Thermal decarboxylation afforded the title compound.