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Anti-hepatitis B virus constituents from the stem bark of Streblus asper.
Lignans from the heartwood of Streblus asper and their inhibiting activities to hepatitis B virus.
Anti-hepatitis B virus lignans from the root of Streblus asper.
Flavonoids and a New Polyacetylene from Bidens parviflora Willd
Fifteen flavonoids and a polyacetylene, 8, were isolated from the ethanol extract of the dried whole plant of Bidens parviflora Willd and their structures have been elucidated on the basis of spectroscopic analyses and chemical studies.
Limonoids from the seeds of a Godavari mangrove, Xylocarpus moluccensis.
Anti-HBV activities of Streblus asper and constituents of its roots.
Limonoids from the Seeds of a Hainan Mangrove, Xylocarpus granatum.
- Jian-yu Pan, Shi-lin Chen, Minyi Li, Jun Li, Mei Yang, J. Wu
- Chemistry, MedicineJournal of natural products
- 15 September 2010
Ten new limonoids, hainangranatumins A-J, and 25 known compounds were isolated from seeds of a Chinese mangrove, Xylocarpus granatum, collected on Hainan Island, for the first report of X-ray crystallographic structures of 9,10-seco-mexicanolides with a flexible C2-C30-C8 linkage.
Bis-spirolabdane diterpenoids from Leonotis nepetaefolia.
Ten new bis-spirolabdane diterpenoids, leonepetaefolins A-E (1, 3, 5, 7, 9) and 15-epi-leonepetaefolins A-E (2, 4, 6, 8, 10), together with eight known labdane diterpenoids (11-18) as well as two…
Polyphenolic compounds from the leaves of Koelreuteria paniculata Laxm
- Wenhan Lin, Z. Deng, Haini Lei, Hongzheng Fu, Jun Li
- ChemistryJournal of Asian natural products research
- 1 January 2002
From the fresh leaves of Koelreuteria paniculata Laxm (Sapindaceae), four new compounds, named ethyl p-trigallate, 3"-O-galloyl-4'-O- galloyl -4-O-Galloy l-gallic acid, and 3"-Galloylquercitrin" were isolated by extensive column chromatographic separation.