Structures of falaconitine and mithaconitine, two novel diterpenoid alkaloids from Aconitum falconeri Stapf.
Abstract
The structures of two novel C19-diterpenoid alkaloids, falaconitine and mithaconitine, have been determined; these are the first naturally occurring members of the diterpenoid alkaloids group which contain a C-8—C-15 double bond.