Four new triterpenoids which were identifed as 2α,3β,6β,19α-tetrahydroxy- oleanolic acid 28-
O-β-D-glucopyranoside (
1), 2-
O-β-D-glucopyranosyloxy-3α,19α-di-hydroxyoleanolic acid (
2), 2-
O-β-D-glucopyranosyloxy-3α,19α-dihydroxyursolic acid (
3), 2α,3α,6β,19α-tetrahydroxyursolic acid 28-
O-β-D-glucopyranoside (
4), were isolated from the aerial
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Four new triterpenoids which were identifed as 2α,3β,6β,19α-tetrahydroxy- oleanolic acid 28-
O-β-D-glucopyranoside (
1), 2-
O-β-D-glucopyranosyloxy-3α,19α-di-hydroxyoleanolic acid (
2), 2-
O-β-D-glucopyranosyloxy-3α,19α-dihydroxyursolic acid (
3), 2α,3α,6β,19α-tetrahydroxyursolic acid 28-
O-β-D-glucopyranoside (
4), were isolated from the aerial parts of
Callicarpa kwangtungensis together with three known triterpenoids identified as 2α,3β,21β-trihydroxyursolic acid 28-
O-β-D-glucopyranoside (
5), 2α,3α,19α,23-tetrahydroxyoleanolic acid 28-
O-β-D-glucopyranoside (
6), 2α,3α,19α,23-tetrahydroxyursolic acid 28-
O-β-D-glucopyranoside (
7). Their structures were elucidated by the combination of mass spectrometry (MS), one and two-dimensional NMR experiments.
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