Dem IPB wird erneut ein beispielhaftes Handeln im Sinne einer chancengleichheitsorientierten Personal- und Organisationspolitik bescheinigt. Das Institut erhält zum 6. Mal in Folge das TOTAL E-QUALITY…
Die Plant Science Student Conference (PSSC) wird seit 20 Jahren im jährlichen Wechsel von Studierenden der beiden Leibniz-Institute IPK und IPB organisiert. Im Interview erläutern Christina Wäsch…
Thuy, T. T.; Sung, T. V.; Franke, K.; Arnold, N.; Wessjohann, L.;Flavonone-C-glycosides from the seeds of Zizyphus Jujuba Mill var. Spinosa HuVietnam J. Chem.1-8(2007)
Ninh, P. T.; Anh, N. T. H.; Sung, T. V.; Wessjohann, L.;Studies on chemical constituents of the roots of Polygala sp.: II - Further phenylpropanoide sucrose estersVietnam J. Chem.45518-522(2007)
Anh, N. T. H.; Sung, T. V.; Arnold, N.; Wessjohann, L.;Chemical constituents of Zizyphus sativa Gaertn fruits. Part III - AlkaloidsVietnam J. Chem.45237-240(2007)
Two alkaloids have been isolated from Z. sativa fruits besides butane-2,3-diol and glycerol. The structures of alkaloids were established as stepharine and 1,2-dimethoxy,5,6,6a,7-tetrahydro-4H-dibenzo-quinoline by using MS, NMR spectroscopic data and by comparison with reported data.
Publikation
Anh, N. T. H.; Sung, T. V.; Wessjohann, L.;Chemical constituents of Zizyphus sativa Gaertn fruits. Part II - Triterpenoid acidVietnam J. Chem.45110-113(2007)
Three terpenoid acids have been isolated from an ethyl acetate extract of Z. sativa fruits. Their structures were established as betulinic, oleanolic and maslinic acids by means of MS, NMR spectroscopic data and by comparison with reported data.