Two new andirobin-type limonoids, named sandoripin A and sandoripin B, were isolated from the leaves of Sandoricum koetjape collected in Thailand. Their structures were determined by spectroscopic analysis, as well as by comparison with reported data of closely related compounds.
Three andirobin- and one trijugin-class limonoids, named koetjapins A-D (1-4), have been isolated from the seed extracts of Sandoricum koetjape. The structures of these compounds were determined by extensive NMR and mass spectral data, and the chemotaxonomic significance of these limonoids in the