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Communication | Regular issue | Vol 23, No. 1, 1985, pp.71-74
Published online, 1st January, 1970
DOI: 10.3987/R-1985-01-0071
Deacylation of 3-Acetyl-4-oxo-6,7-dihydro-12H-indolo[2,3-a]quinolizine

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

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

Abstract

An unexpected deacylation of 3-acetyl-4-oxo-6,7-dihydro-12H-indolo[2,3-a]qulnolizine (1) on attempted ketalization with ethylene glycol or ethanedithiol and p-toluenesulphonic acid in refluxing benzene to 4-oxo-6,7-dihydro-12H-indolo[2,3-a]quinolizine (3) has been observed.