Collect. Czech. Chem. Commun. 1984, 49, 704-711

Minor alkaloids from Stylophorum diphyllum (MICHX.) NUTT.

Jiří Slavík and Leonora Slavíková

Department of Medical Chemistry and Biochemistry, J. E. Purkyně University, 662 43 Brno


In addition to known alkaloids in Stylophorum diphyllum (MICHX.).NUTT., i.e. (-)-stylopine, (+)-chelidonine, coptisine, protopine, sanguinarine, macarpine, chelirubine, and (+-)-chelidonine (diphylline) the following minor alkaloids were also isolated: (+-)-stylopine, chelerythrine, corysamine, corytuberine, magnoflorine, (-)-β-N-methylstylopinium hydroxide and (-)-α-N-methylstylopinium hydroxide (the last three after conversion to iodides).Allocryptopine, berberine, cryptopine, isoboldine and scoulerine were detected in this material in trace amounts.