Five taccalonolides from Tacca plantaginea.
The isolation of five bitter-tasting steroids as minor constituents from the Chinese medicinal plant Tacca plantaginea (Taccaceae), taccalonolides G, H, I, J, and K is described. Their structures were elucidated mainly by spectroscopic methods.
Chen
Z L
ZL
Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Yue-yang Road 319, Shanghai 200031, China.
Shen
J H
JH
Gao
Y S
YS
Wichtl
M
M