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Communication | Regular issue | Vol 22, No. 2, 1984, pp.233-236
Published online, 1st January, 1970
DOI: 10.3987/R-1984-02-0233
Convenient Synthesis of 6,7-Dihydroflavopereirine and Flavopereirine

Venkatachalam S. Giri, Bhim C. Maiti, and Satyesh C. Pakrashi*

*Indian Institute of Chemical Biology, Calcutta-700 032, India

Abstract

The alkaloids 6,7-dihydroflavopereirine (9) and flavopereirine (10) have been synthesised from 3-acetyl-4-oxo-6,7-dihydro-12H-indolo[2,3-a]quinolizine (5) obtained in one step by condensation of 1-methyl- 3,4-dihydro-β-carboline (3) and ethyl ethoxymethyleneacetoacetate (4).