Quercetin 3-O-sophoroside 7-O-rhamnoside Flavonoid Glycoside Standard CAS 64828-40-6 Research Grade Reference Standard

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                                                                Quercetin 3-O-sophoroside 7-O-rhamnoside is a naturally occurring flavonoid glycoside found in various plants. It is a complex glycoside featuring quercetin with sophoroside at the 3-position and rhamnoside at the 7-position. It serves as an important reference standard for the quality control of flavonoid-containing products.

                                                                With the molecular formula C₃₃H₄₀O₂₁ and a molecular weight of 772.66 g/mol, this compound appears as a pale yellow to yellowish powder. It is soluble in methanol, ethanol, and DMSO. The product is supplied as a research-grade reference standard.

                                                                Synthetic Process

                                                                This compound is obtained through isolation from plant sources:

                                                                1. Extraction: Plant material is extracted with aqueous alcohol.

                                                                2. Chromatographic Separation: The extract is fractionated using column chromatography.

                                                                3. Purification: Preparative HPLC yields the pure compound.

                                                                4. Identity Confirmation: Structure is confirmed by NMR and mass spectrometry.

                                                                Mechanism of Action & Applications

                                                                This compound is primarily used as:

                                                                • Reference Standard: For the quantification of complex flavonoid glycosides in plant extracts.

                                                                • Quality Control: Used in the quality assessment of herbal products.

                                                                • Natural Product Chemistry: Serves as a reference for glycoside identification.

                                                                Quality Specifications

                                                                • Identity: Confirmed by NMR and mass spectrometry.

                                                                • Loss on Drying: ≤1.0%.

                                                                • Each batch is accompanied by a comprehensive COA.

                                                                • Store at 2-8°C in sealed containers, protected from light.

                                                                Packaging & Storage

                                                                • Standard packaging: 5mg, 10mg, 20mg amber glass vials.

                                                                • Store at 2-8°C, protected from light and moisture.

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