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Communication | Regular issue | Vol 24, No. 10, 1986, pp.2753-2756
Published online, 1st January, 1970
DOI: 10.3987/R-1986-10-2753
Gracinine, a New C-19 Diterpenoid Alkaloid from Delphinium gracile DC

Antonio G. González, Rafael Díaz Acosta, José A. Gavín, and Gabriel de la Fuente*

*Instituto de Productos Naturales y Agrobiologia de Canrias, C. S. I. C./ Unversidad de La Laguna, P.O. Box 195, 38206- La Laguna, Tenerife, Spain


Gracinine, a new C-19 diterpenoid alkaloid bearing a C-12 functionality, was isolated from Delphinium gracile DC, together with the known bases gadesine, dihydrogadesine and nudicaulidine. The structure of the new compound was established by means of 1H- and 13C-nmr spectroscopy.