Flavonol Triglycosides from the Leaves of Hammada scoparia (POMEL) ILJIN.
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چکیده
منابع مشابه
Molluscicidal activity of Hammada scoparia (Pomel) Iljin leaf extracts and the principal alkaloids isolated from them against Galba truncatula.
The molluscicidal activity of Hammada scoparia leaf extracts and the principal alkaloids isolated from them (carnegine and N-methylisosalsoline) were tested against the mollusc gastropod, Galba truncatula, the intermediate host of Fasciola hepatica in Tunisia. The results indicated that the molluscicidal activity was correlated with the presence of alkaloids. A significant molluscicidal value, ...
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THE TITLE COMPOUND (SYSTEMATIC NAME 1,2-dimethyl-6-meth-oxy-1,2,3,4-tetra-hydro-isoquinolin-7-ol), C(12)H(17)NO(2), is a major alkaloid isolated from Hammada scoparia leaves. It belongs to the isoquinoline family and it was characterized by NMR spectroscopy and X-ray crystallographic techniques. The absolute configuration could not be reliably determined. An intermolecular O-H⋯N hydrogen bond i...
متن کاملAcetylated and non-acetylated flavonol triglycosides from Galega officinalis.
Three flavonol triglycosides kaempferol 3-[2Gal-(4-acetylrhamnosyl)robinobioside], kaempferol 3-(2Gal-rhamnosylrobinobioside) and quercetin 3-(2G-rhamnosylrutinoside) have been isolated from a methanolic extract of Galega officinalis aerial parts. They are reported for the first time in the genus Galega; moreover, the acetylated triglycoside is a new natural product.
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Four new flavonol glycosides were isolated from the leaves of Brugmansia suaveolens: kaempferol 3-O-β-D-glucopyranosyl-(1'''→2'')-O-α-L-arabinopyranoside (1), kaempferol 3-O-β-D-glucopyranosyl-(1'''→2'')-O-α-L-arabinopyranoside-7-O-į-D-gluco-pyranoside (2), kaempferol 3-O-β-D-[6'''-O-(E-caffeoyl)]-glucopyranosyl-(1'''→2'')-O-α-l-arabinopyranoside-7-O-β-D-glucopyranoside (3), and kaempferol 3-O-...
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Eugenia jambolana is a traditional medicinal plant of low reaches of Kumaun Himalaya. The tribal inhabitants of Himalaya use the plant for curing diabetes and abdominal pain of peptic ulcers. The leaves of the plant were collected from Tarai regions of Himalaya. About 2 kg dried and powdered sample of the leaves was extracted with 50% aqueous methanol and extract obtained was concentrated under...
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ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 2002
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.50.1268