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Chemical Constituents and Bioactivities of Plants from the Genus Paeonia
National Natural Science Foundation of China [20772105]; Fund of Yunnan Province for Young and Middle-aged Talents in Science and Technology [2008PY028]
New Antioxidant Phenolic Glycosides from Walsura yunnanensis
Four new polyphenolic glycosides were isolated from the BuOH extract of the bark of Walsura yunnanenis C. Wu and displayed significant antioxidant activities, with IC50 values in the range of ca.
Neoclerodane Diterpenes from Amoora stellato-squamosa
From the twigs of Amoora stellato-squamosa, five new neoclerodane diterpenes have been isolated and characterized, methyl (13E)-2-oxoneocleroda-3,13-dien-15-oate (= methyl
A pentanortriterpenoid with a novel carbon skeleton and a new pregnane from Trichilia connaroides
A new rearranged pentanortriterpenoid (trijugin C) and a new pregnane (3beta,4alpha-dihydroxypregnan-16-one) were isolated from the EtOH extract of Trichilia connaroides (Meliaceae). Trijugin C has
The chemical constituents of Munronia Henryi
1 was a new sterol carrying an octadecenoyl; 2 and 6 were isolated for the first time from a natural source.
X-ray crystal structure of angulatusine A, a new sesquiterpene alkaloid from Celastrus angulatus
A new sesquiterpene alkaloid, angulatusine A [1], has been isolated from the seeds of Celastrus angulatus (Celastraceae). The structure was determined using physical and spectral techniques and X-ray
Chemical constituents from the roots of Homonoia riparia.
A new compound and twelve known compounds were isolated from the ethyl acetate extract of the roots of Homonoia riparia Lour, which are used in folk medicine for treatment of hepatitis, bellyache and