Planta Medica 1981-Aug
[The major quaternary alkaloids of Strychnos variabilis from Zaire].
Samo registrirani uporabniki lahko prevajajo članke
Prijava / prijava
Povezava se shrani v odložišče
Ključne besede
Povzetek
Two quaternary alkaloids have been isolated from the root barks of Strychnos variabilis collected in Zaïre. The structure of these alkaloids (mavacurine and fluorocurine) could be deduced from spectral data: UV, MS, IR and (1)H NMR. Moreover, the stereochemistry could be assigned by (1)H NMR at 360 MHz.