Five new saponins have been isolated from the stem bark of Harpullia cupani
oides and identified as 3-O-beta-D-glucopyranosyl(1 --> 2)[alpha-L-rhamnopy
ranosyl(1 --> 3)] beta-D-glucuronopyranosyl 22-O-angeloyl-A1-barrigenol, 3-
O-beta-D-glucopyranosyl( 1 --> 2)[alpha-L-rhamnopyranosyl( 1 --> 3)] beta-D
-glucuronopyranosyl 28-O-angeloyl-A1-barrigenol, 3-O-beta-D-galactopyranosy
l(1 --> 2)[alpha-L-rhamnopyranosyl(1 --> 3)] beta-D-glucuronopyranosyl 28-O
-angeloyl-A1-barrigenol, 3-O-beta-D-galactopyranosyl( 1 --> 2)[alpha-L-rham
nopyranosyl( 1 --> 3)] beta-D-glucuronopyranosyl 16-O-beta,beta-dimethylacr
yloyl-camelliagenin A and :3-O-beta-D-glucopyranosyl(1 --> 2)[alpha-L-rhamn
opyranosyl(1 --> 3)] beta-D-glucuronopyranosyl 28-O-angeloyl-camelliagenin
A. The structures were elucidated by analysis of 2D-NMR spectra and mass sp
ectra. (C) 1998 Elsevier Science Ltd. All rights reserved.