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Communication | Regular issue | Vol 9, No. 7, 1978, pp.803-806
Published online, 1st January, 1970
DOI: 10.3987/R-1978-07-0803
A New Approach to Quinazolinocarboline Alkaloids: Synthesis of (±)-Evodiamine, Rutaecarpine and Dehydroevodiamine

Bruno Danieli* and Giovanni Palmisano

*Dipartimento di Chimica Organica e Industriale, Università degli Studi di Milano, Via Venzian 21, 20133 Milano, Italy

Abstract

Treatment of the tetracyclic lactam (I) with Hg(OAc)2 gives (±)-evodiamine (III) which is in turn regiospecifically oxidized to rutaecarpine (IVa) by MnO2 or to dehydroevodiamine (V) by other oxidants.