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Communication | Special issue | Vol 49, No. 1, 1998, pp.117-120
Published online, 1st January, 1970
DOI: 10.3987/COM-98-S57
Perhydroisoquinoline Synthesis: C(20)-Substituted Analogs of Yohimbine-Type Alkaloids

David J. Hart* and David A. Ellis

*Department of Chemistry, The Ohio State University, 100 W. 18th Ave., Columbus, Ohio 43210, U.S.A.

Abstract

Reaction of tryptamine with (±)-(1R*,5S*,8R*)-1-(methoxymethyl)-7-oxo-6-oxabicyclo[3.2.1]oct-2-ene-8-acetaldehyde (12) provides a new entry to pentacyclic derivatives of yohimbine-type alkaloids.