[12-Methoxy-17,18-dehydro-vincamine and 16-epi-isositsirikine, alkaloids from Tabernaemontana psorocarpa].
Besides sweroside ( 1) two main alkaloids were isolated from twigs and leaves of Tabernaemontana psorocarpa and shown to be 12-methoxy-17,18-dehydrovincamine ( 2) and 16-epi-isositsirikine ( 3) respectively.
Achenbach
H
H
Institut für Pharmazie und Lebensmittelchemie, Universität Erlangen-Nürnberg, Erlangen.
Renner
C
C
Addae-Mensah
I
I