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Communication | Regular issue | Vol 2, No. 5, 1974, pp.585-588
Published online, 1st January, 1970
DOI: 10.3987/R-1974-05-0585
Indolizine Derivatives. II. Indolizines from the Perkin Reaction of 2-Pyridinecarbaldehyde

Esko Pohjala*

*Department of Chemistry, Technical University of Helsinki, P.O. Box 6100, FIN-02150 HUT Espoo, Finland


The Perkin reaction of 2-pyridinecarbaldehyde (I) gives the indolizines IIIa-f and the pyrrolo [2,1,5-cd]indolizine IVa. In the presence of active methylene compounds the indolizines IIIg-n are formed.