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Communication | Special issue | Vol 8, No. 1, 1977, pp.207-210
Published online, 1st January, 1970
DOI: 10.3987/S(S)-1977-01-0207
Structure of Gigactonine. A New Diterpenoid Alkaloid from Aconitum gigas Lév. et Van

Shin-ichiro Sakai,* Nobuo Shinma, and Toshihiko Okamoto

*Faculty of Pharmaceutical Sciences, Chiba University, 1-33 Yayoi-cho, Inage-ku, Chiba 263-8522, Japan


The structure of gigactonine (I), isolated from Aconitum gigas, was determined by IR, NMR and mass spectroscopy and chemical transformations. Thus 18-O-methylgigactonine (II) and the known alkaloid, delsoline, were shown to be identical.