Naphthopyranone glycosides
Witryna27 kwi 2001 · All naphthopyranone glycosides were obtained in good yields from the injected crude extract . Therefore, the results of our studies clearly demonstrated the advantages of preparative HSCCC. It has proven to be an efficient method for the isolation of naphthopyranone glycosides 1–4 from P. microphylus in only one step … Witrynaof naphthopyranone glycosides from Paepalanthus microphyllus (Santos and Vilegas, 2001), a species that includes only glycosides. In this work, we de-scribe the use of …
Naphthopyranone glycosides
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Witryna1 mar 2002 · The new naphthopyranone (10, 16), quercetagetin (1, 5, 7, 13), and galetine derivatives (9, 11, 17, 19), and a flavonol glucoside cyclodimer in the … Witryna1 maj 2001 · Among the investigated species, those belonging to Paepalanthus genus are known for the production naphthopyranone and flavonoid glycosides (Vilegas et al., 1998;Vilegas et al., 1999a,b; ...
Witryna26 maj 2024 · Naphthopyrone glycosides have been reported to be the major antihepatotoxic principles in the seeds of C. tora and anthraquinone glycosides … Witryna31 sie 1995 · Flavonol glycosides and a naphthopyranone glycoside from Paepalanthus macropodus (Eriocaulaceae) Biochemical Systematics and Ecology 2002 Journal article DOI: 10.1016/S0305-1978(01)00078-3 WOSUID: WOS:000174060800012. Contributors ...
Witryna1 sie 2006 · A compilation of the pregnane glycosides isolated from 1995 until the middle of 2005, along with their physical data, structures and occurrence are presented in this review, which also summarizes, with suitable examples, recent developments in isolation and purification techniques, and structural elucidation using modern … Witryna2 cze 2014 · Volume 57, issue 11-12 of the journal Zeitschrift für Naturforschung C was published in 2002.
Witryna24 kwi 1999 · New Naphthopyranone Glycosides from Paepalanthus vellozioides and Paepalanthus latipes. New Naphthopyranone Glycosides from. Paepalanthus. …
WitrynaNaphyrone does not have a long history of use, but it’s likely to share the same risks as other cathinones such as insomnia, loss of short-term memory, vertigo, grinding of … shredding stationWitrynaThe major components were mono-and diglycosides of flavonoids and naphthopyranones. Eleven compounds, including four new flavonol glycosides, were … shredding supermanWitrynaA HPLC-ESI-IT-MSn method, based on high-performance liquid chromatography coupled to electrospray negative ionization multistage ion trap mass spectrometry, was developed for rapid identification of 24 flavonoid and naphthopyranone compounds. The methanol extracts of the capitulae and scapes of P. chiquitensis exhibited mutagenic activity in … shredding staplesWitryna27 kwi 2001 · This technique led to the separation of four different naphthopyranone glycosides in pure form in only 7 h. Introduction. The fractionation of polar extracts from plant origin are often a difficult task. The separation and purification of secondary metabolites using the conventional methods such column chromatography and high … shredding symbolWitryna1 maj 2001 · The solvent system used was composed of water-ethanol-ethyl acetate-hexane (10:4:10:4, v/v). This technique led to the separation of four different … shredding stations in dcWitrynaNaphthopyranone glycosides from Paepalanthus bromelioides more. by Sonia Piacente and Paulo Takeo Sano. Two new naphtho[2,3C]pyran-1-one glycosides, paepalantine-9-O-β-d-glucopyranoside and paepalantine-9-O-β-d-allopyranosyl(1 → 6)glucopyranoside, were isolated from an ethanolic extract of capitula from … shredding storesWitryna1 wrz 2004 · Two new naphtho[2,3C]pyran-1-one glycosides, paepalantine-9-O-β-d-glucopyranoside and paepalantine-9-O-β-d-allopyranosyl(1 → 6)glucopyranoside, were isolated from an ethanolic extract of ... shredding sweet potato