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Communication | Regular issue | Vol 27, No. 2, 1988, pp.339-342
Published online, 1st January, 1970
DOI: 10.3987/COM-87-4386
Three New C19-Diterpenoid Alkaloids from Delphinium occidentale S. Wats.

Palaniappan Kulanthaivel, S. William Pelletier,* and John D. Olsen

*Department of Chemistry, Institute for Natural Products Research, The University of Georgia, Chemistry Building, Athens, Georgia 30602-2556, U.S.A.

Abstract

Three new C19-diterpenoid alakaloids have barn isotated from Delphinium occidental S. wats.: occidentaline (16), occidentalidine (17) and 6-acetyldelpheline (18). Structures were deduced by spepctroscopic methods and chemical correlations. Twelve known C19- and two C20-diterpenoid alkaloids were also isolated.