A Trachylobane Diterpenoid from Xylopia aethiopica
A new trachylobane derivative identified as 7alpha-hydroxytrachyloban-19beta-oic acid (1) has been isolated from the bark of Xylopia aethiopica and its structure elucidated by various NMR techniques and molecular modeling.
Ngouela
S
Département de Chimie Organique, Faculté des Sciences de Yaoundé, B.P. 812, Yaoundé, Cameroon, and Département de Chimie, Université de Grenoble, B.P. 53 X, 38402 Grenoble, France.
Nyassé
B
Tsamo
E
Brochier
MC
Morin
C