Collect. Czech. Chem. Commun. 1984, 49, 1536-1542

Alkaloids of Gloriosa superba L.

Svatava Dvoráčkováa, Petr Sedmerab, Helena Potěšilováa, František Šantavýa and Vilím Šimáneka

a Institute of Chemistry, Medical Faculty, Palacký University, 775 15 Olomouc
b Institute of Microbiology, Czechoslovak Academy of Sciences, 142 20 Prague


From the corms and seeds of Indian Gloriosa superba L., 19 tropolone and 3 non-tropolone alkaloids were isolated. Of these, cornigerine, (S)-(+)-floramultine (bechuanine), 1,12-dihydroxy-2,10,11-trimethoxyhomoaporphine, colchicamide, 2-demethylcolchifoline, 3-demethylcolchifoline, colchicoside, and isoperlolyrine are reported for the first time from this plant. The new alkaloid isoperlolyrine has been assigned the structure III. This is the first alkaloid of carboline type found in the subfamily Wurmbaeoideae.