The spermine alkaloids of Chaenorhinum minus.
The spermine alkaloids O-methylorantine ( 1), orantine ( 2), ephedradine B ( 3), ephedradine C ( 4), and chaenorpine ( 5) were isolated from CHAENORHINUM MINUS.
Zhu
J
J
Organisch-chemisches Institut der Universität Zürich, Winterthurerstrasse, Zürich, Switzerland.
Hesse
M
M