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Paper | Regular issue | Vol 31, No. 8, 1990, pp.1517-1524
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5447
Studies on the Alkaloids from Aconitum contortum (I)

Kazuaki Niitsu,* Yukinobu Ikeya, Hiroshi Mitsuhashi, Chen Siying, and Liang Huiling

*Research Institute for Biology & Chemistry, Tsumura & Co., 3586 Yoshiwara, Ami-machi, Inashiki-gun, Ibaraki, 300-11, Japan


A new diterpenoid alkaloid, contortumine (1), and seven known diterpenoid alkaloids were isolated from the roots of Aconitum contortum. Structures of these alkaloids were determined on the basis of spectral and chemical data.