Synthesis of substituted indolizines from 1-phenacyl-5-methyl-4-phenyl-2-phenacylidene-1,2-dihydropyridine

1-Phenacyl-5-methyl-4-phenyl-2-phenacylidene-1,2-dihydropyridine was obtained, and its cyclization to substituted indolizines was examined. © 1975 Plenum Publishing Corporation.