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Publikováno v:
Advanced Materials Research. :212-215
The corrosion of reactor and salt precipitation are two critical obstacles that inhibiting the development of supercritical water oxidation (SCWO) in to a viable industrial process. A new design of double wall reactor has been developed in which SCWO
Publikováno v:
Journal of Natural Products. 64:1191-1195
Nine new xanthones, parvixanthones A-I (1-9), isolated from the dried bark of Garcinia parvifolia, were found to have a common 1,3,6,7-oxygenated pattern for their xanthone nucleus, but various oxygenated isoprenyl or geranyl substituent groups. The
Publikováno v:
Organic Letters. 2:3945-3948
The structures of novel gaudichaudiic acids F − I(1 − 4), isolated from the bark of Indonesian Garcinia gaudichaudii , have been elucidated bydetailed spectral analysis. Gaudichaudiic acid I (4) is probably derived from 1 as a result of allylic o
Autor:
Zamrie Imiyabir, L. Madani, B. K. H. Tan, Jagadese J. Vittal, K. S. Khozirah, Swee-Hock Goh, Xiao-Hua Wu, Yee-Hing Lai, Yuan-Jian Xu
Publikováno v:
Journal of Natural Products. 63:473-476
Leaf extracts of the Malaysian plant Aglaia laxiflora provided two cytotoxic compounds, a new rocaglaol rhamnoside (1), a known rocaglaol (2), new (but inactive) flavonol-cinnamaminopyrrolidine adducts (3-6), and their probable biosynthetic precursor
Autor:
Xiao-Hua Wu, Keng-Yeow Sim, Ganapathi Venkatraman, Shugeng Cao, J.T. Pereira, Yuan-Jian Xu, Swee-Hock Goh, Benny K-H Tan, Yee-Hing Lai, Leslie J. Harrison
Publikováno v:
Tetrahedron Letters. 39:9103-9106
A bioactivity-directed fractionation of the extracts of the Malaysian plant Garcinia pavifolia and a phytochemical study of G. griffithii led to the discovery of griffipavixanthone (1), a novel cytotoxic bixanthone with cyclized prenyl groups providi
Publikováno v:
Tetrahedron Letters. 42:727-729
Gaudispirolactone ( 1 ), a novel degraded and rearranged tetraprenylated xanthone isolated from the bark of Garcinia gaudichaudii, has the unique hexacyclic dioxospirotrione structure.
Autor:
Leslie J. Harrison, Yuan-Jian Xu, Benny K-H Tan, Keng-Yeow Sim, J.T. Pereira, Ganapathi Venkatraman, Swee-Hock Goh, Yee-Hing Lai, Shugeng Cao, Xiao-Hua Wu
Publikováno v:
ChemInform. 30
A bioactivity-directed fractionation of the extracts of the Malaysian plant Garcinia pavifolia and a phytochemical study of G. griffithii led to the discovery of griffipavixanthone (1), a novel cytotoxic bixanthone with cyclized prenyl groups providi
Publikováno v:
Yao xue xue bao = Acta pharmaceutica Sinica. 40(1)
To study the physicochemical properties and the structure of Achyranthes bidentata polysaccharide (AbPS).AbPS was isolated from the roots of Achyranthes bidentata Bl., and purified by gel filtration chromatography. The distribution of the molecular w
Autor:
Zamrie Imiyabir, Pui-Yii Chiang, Yee-Hing Lai, B. K. H. Tan, Yuan-Jian Xu, Xiao-Hua Wu, Jagadese J. Vittal, Swee-Hock Goh
Publikováno v:
Journal of natural products. 63(10)
Leaf extracts of Garcinia parvifolia provided relatively high yields of four novel, cytotoxic prenylated depsidones. The structures were determined mainly by detailed NMR spectral analysis and X-ray crystallography.