Diterpenoid and limonoids from the stem of Pterorhachis zenkeri
Vardamides, J. C.; Dongo, E.; Nkengfack, A. E.; Fomum, Z. T.; Ngando, T. M.; Vogler, B.; Kraus, W.
Fitoterapia (2001), 72(4), 386-393.

Abstract

One new diterpenoid, Me 3?-hydroxy-7-oxo-dehydroabietate (1), two new limonoids, 3?-deacetyl-amoorastatin (2) and 9?-amoorastatin (3), and the known limonoid amoorastatin (4) were isolated from the stem of Pterorhachis zenkeri.