Isoquercitrin
Isoquercitrin structure
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Common Name | Isoquercitrin | ||
|---|---|---|---|---|
| CAS Number | 21637-25-2 | Molecular Weight | 464.376 | |
| Density | 1.9±0.1 g/cm3 | Boiling Point | 872.6±65.0 °C at 760 mmHg | |
| Molecular Formula | C21H20O12 | Melting Point | 225-227° | |
| MSDS | N/A | Flash Point | 307.5±27.8 °C | |
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Isoquercitrin provides better bioavailability than quercetin: comparison of quercetin metabolites in body tissue and brain sections after six days administration of isoquercitrin and quercetin.
Pharmazie 67(12) , 991-6, (2012) In the present study, over a period of 8 days 12 mg/kg/d quercetin aglycone and 18 mg/kg/d isoquercitrin were orally given to rats, respectively. Four hours after administration, plasma samples were taken as well as tissue samples of liver, lung, heart, kidne... |
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A sensitive LC-MS/MS method for simultaneous determination of six flavonoids in rat plasma: application to a pharmacokinetic study of total flavonoids from mulberry leaves.
J. Pharm. Biomed. Anal. 84 , 189-95, (2013) A simple and sensitive LC-MS/MS method has been developed and validated for the determination of rutin, isoquercitrin, astragalin, quercetin, kaempferol and isorhamnetin in rat plasma using naringin as the internal standard (IS). The plasma samples were pretr... |
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Complete 1H NMR spectral analysis of ten chemical markers of Ginkgo biloba.
Magn. Reson. Chem. 50(8) , 569-75, (2012) The complete and unambiguous (1)H NMR assignments of ten marker constituents of Ginkgo biloba are described. The comprehensive (1)H NMR profiles (fingerprints) of ginkgolide A, ginkgolide B, ginkgolide C, ginkgolide J, bilobalide, quercetin, kaempferol, isorh... |
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[Chemical constituents from Commelina communis].
Zhongguo Zhong Yao Za Zhi 38(19) , 3304-8, (2013) To investigate the chemical constituents from Commelina communis, fifteen compounds were separated and purified by silica gel, Sephadex LH-20, and ODS column chromatography, and semi-preparative HPLC. By analyses of NMR and MS data as well as their physical a... |
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Chemical constituents of Tilia taquetii leaves and their inhibition of MMP-1 expression and elastase activities.
Nat. Prod. Commun. 9(12) , 1683-5, (2014) The ethanol extract of Tilia taquetii Schneider leaves was investigated for its anti-wrinkle properties and for the relevant chemical constituents. Phytochemical studies led to the identification of five known compounds, viz. phytol (1), isoquercitrin (2), ol... |
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Induction of hepatic apolipoprotein A-I gene expression by the isoflavones quercetin and isoquercetrin.
Life Sci. 110(1) , 8-14, (2014) Phytochemicals such as flavonoids, vitamins, and polyphenols have been shown to have beneficial effects in metabolic disease. To determine if select flavonoids regulate hepatic apolipoprotein A-I (apo A-I) and high-density lipoprotein (HDL) synthesis, we exam... |
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[Chemical constituents of Eupatorium lindleyanum].
Zhongguo Zhong Yao Za Zhi 37(7) , 937-40, (2012) To study chemical constituents of Eupatorium lindleyanum. Ethyl acetate extractive fractions were separated with silica gel and Sephadex LH-20 by column chromatography, and their structures were identified on the basis of spectroscopic analysis and chemical e... |
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[Analysis of fingerprint and bioactive components of Bidens biternata by HPLC].
Zhong Yao Cai 35(6) , 892-6, (2012) To establish HPLC fingerprint of Bidens biternata from different habitats and determine the contents of hyperoside, isoquercetin, astragalin and bipinnatapolyacetylpside.Analysis was carried on Hypersil ODS C18 column (4.6 mm x 250 mm, 5.0 microm) with aceton... |
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Quantitative determination of phenolic compounds in lotus (Nelumbo nucifera) leaves by capillary zone electrophoresis.
Planta Med. 78(16) , 1796-9, (2012) The traditional use of lotus leaves as an anti-inflammatory remedy is associated with the occurrence of phenolic compounds. In this study the first CE method for the analysis of all major phenolic constituents in Nelumbo nucifera leaves is presented. It permi... |
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ILs-based microwave-assisted extraction coupled with aqueous two-phase for the extraction of useful compounds from Chinese medicine.
Analyst 137(17) , 4076-85, (2012) Ionic liquids-based microwave-assisted extraction (ILs-MAE) of medicinal or useful compounds from plants was investigated as an alternative to conventional organic solvent extractions. The extraction and the preconcentration of aqueous two-phase (ATP) systems... |