[Studies on the chemical constituents of the leaves of Lantana camara].
Six compounds were isolated from leaves of Lantana camara and VI is a new compound named camaroside, found in 4',5-dihydroxy-3,7-dimethoxyflavone-4'-O-beta-D-glucopyranoside.
Five new diprenylated flavonols from the leaves of Broussonetia kazinoki.
Five new diprenylated flavonols were isolated from an ethanolic extract of the leaves of Broussonetia kazinoki and their structures were elucidated by chemical and spectral methods.
A novel N6-substituted adenosine isolated from mi huan jun (Armillaria mellea) as a cerebral-protecting compound.
- N. Watanabe, T. Obuchi, J. Huan
- Biology, ChemistryPlanta Medica
- 1 February 1990
The structure of AMG-1 was proposed as being 6-(5-hydroxy-2-pyridyl-methylamino)-9-beta-ribofuranosylpurine (1) on the basis of its UV, mass, 1H-N MR, and 13C-NMR spectra.
Two new caffeyol glycosides from Forsythia suspensa.
Two new caffeoyl glycosides of phenethyl alcohol were isolated from the fruits of Forsythia suspensa and the structures of compounds 1 and 2 were established by ID and 2D NMR techniques and chemical methods.
A new furofuran mono-lactone from Forsythia suspensa.
A new furofuran mono-lactone was isolated from the fruits of Forsythia suspensa and the structure of the new compound was elucidated on the basis of spectroscopic means and X-ray crystallography.
A dimeric stilbene from Gnetum parvifolium
- M. Lin, Jianqin Li, Sheng li, D. Yu, X. T. Liang
- 1 February 1992
Triterpenoid saponins from the bark of Nothopanax davidii.
- S. S. Yu, D. Yu, X. T. Liang
- 1 February 1995
Two Novel Protoilludane Norsesquiterpenoid Esters, Armillasin and Armillatin, from Armillaria mellea.
- J. Yang, Y. Su, Y. L. Wang, X. Feng, D. Yu, X. T. Liang
- ChemistryPlanta Medica
- 1 October 1991
Two novel protoilludane norsesquiterpenoid esters, named armillasin and armillatin, have been isolated from the artificially cultured mycelium of ARMILLARIA MELLEA (Tricholomataceae). Their…
Calamistrins A and B, two new cytotoxic monotetrahydrofuran annonaceous acetogenins from Uvaria calamistrata.
- G. X. Zhou, L. Zhou, R. Chen, D. Yu
- ChemistryJournal of Natural Products
- 1 February 1999
Two new bioactive monotetrahydrofuran acetogenins and two known compounds, uvarigrin and uvarigranin, have been isolated from the roots of Uvaria calamistrata by spectroscopic and chemical methods.
Triterpenoid saponins from Aster auriculatus.
- C. Z. Wang, D. Yu
- ChemistryPlanta Medica
- 1 February 1998
Three new triterpenoid saponins, auriculatusaponins A, B, and C, along with one known saponin, 3- O-beta-glucuronylolean-12-en-28-oic acid 28-( O-alpha-rhamnopyranosyl-(1-->2)-alpha-arabinopyranosyl)…