A Synthetic Approach toward the Synthesis of Indolizines via 1,3-Dipolar Cycloaddition Reactions of Cycloimmonium Ylide

Article abstract of DOI:10.1021/je00042a044

Dehydrohalogenation of N-(2-aroylmethyl)-2-picolinium and -4-picolinium bromide, prepared by the quaternization of corresponding bromide salt with triethylamine, afforded a highly reactive cycloimmonium ylide.Its 1,3-dipolar cycloaddition reactions with v