Home / Regular Issue / JTAS Vol. 20 (1) Apr. 1997 / JTAS-0140-1997
Chemical Constituents of the Bark of Ryparosa kunstieri (Flacourtiaceae)
Khozirah Shaari and Peter G. Waterman'
Pertanika Journal of Tropical Agricultural Science, Volume 20, Issue 1, April 1997
Keywords: Ryparosa kunstlen, Flacourtiaceae, triterpenes, trichadenic acid B, 3 p-/>-coumaroyl trichadenic acid, friedelin, stictic acid
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The bark of Ryparosa kunstieri yielded the triterpenes friedelin, trichadenic add B, and the new 3p-p-coumaroyltrichadenic add as its major constituents. Stictic add, a depsidone, was also isolated but was deduced to be acontaminant.
ISSN 1511-3701
e-ISSN 2231-8542
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