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Communication | Special issue | Vol 52, No. 3, 2000, pp.1083-1085
Published online, 1st January, 1970
DOI: 10.3987/COM-99-S150
Short Synthesis of (±)-Tacamonine by the Intramolecular Double Michael Reaction

Makoto Suzuki and Masataka Ihara*

*Departmenr of Organic Chemistry, Graduate School of Pharmaceutical Sciences, Tohoku University, Aobayama, Sendai 980-8578, Japan

Abstract

The racemate of tacamonine (1), an indole alkaloid of pseudovincamine type, was synthesised in short steps via the intramolecular double Michael reaction of the unsaturated amide (3).