Quercetin 3-[2''-(p-coumaroylglucosyl)rhamnoside 95% Purity CAS 107190-70-5 Flavonoid Glycoside for Anti-inflammatory Research Reagent Grade

• • • • • • • • • • • • • • • • Product Overview

                                Quercetin 3-[2''-(p-coumaroylglucosyl)rhamnoside], also known as Heteroside A, is a naturally occurring flavonoid glycoside compound. It consists of the aglycone quercetin linked to a complex sugar chain at the 3-position, featuring a rhamnose moiety with a glucose unit at the 2''-position and a p-coumaroyl group at the 6''-position . This product is a research-grade reagent with a purity of ≥95% as determined by HPLC analysis, appearing as a yellow powder . It is primarily used in anti-inflammatory research and natural product chemistry.

                                Chemical Properties

                                • Molecular Formula: C₃₆H₃₆O₁₇

                                • Molecular Weight: 740.66 g/mol

                                • Synonyms: Heteroside A; Quercetin-3-O-α-L-rhamnose-2''-(6'''-p-coumaroyl)-β-D-glucoside; 3-[[6-Deoxy-2-O-[6-O-[3-(4-hydroxyphenyl)-1-oxo-2-propen-1-yl]-β-D-glucopyranosyl]-α-L-mannopyranosyl]oxy]-5,7-dihydroxy-2-(3,4-dihydroxyphenyl)-4H-1-benzopyran-4-one 

                                • Solubility: Soluble in DMSO, methanol, ethanol

                                Natural Source

                                This flavonoid glycoside is a natural product isolated from various plant sources, including Heterosmilax japonica (Japanese Heterosmilax). It is a complex flavonoid glycoside with a p-coumaroyl group, which contributes to its distinct biological activities.

                                Mechanism of Action & Applications

                                • Anti-inflammatory Activity: Flavonoid glycosides with p-coumaroyl moieties have been studied for their ability to modulate inflammatory pathways.

                                • Antioxidant Activity: The flavonoid core with multiple hydroxyl groups provides free radical scavenging activity.

                                • Natural Product Chemistry: Serves as a reference compound for the study of complex flavonoid glycosides.

                                • Quality Control: Used as a reference standard for the analysis of plant extracts.

                                Quality Specifications

                                • Purity: ≥95.0% (determined by HPLC area normalization) 

                                • Appearance: Yellow powder

                                • Identification: Conforms to structure by NMR and Mass Spectrometry

                                • Loss on Drying: ≤0.5%

                                • Residue on Ignition: ≤0.1%

                                • Heavy Metals: ≤10 ppm

                                • Each batch is accompanied by a comprehensive Certificate of Analysis (COA).

                                Packaging & Storage

                                • Packaging: Available in 5mg, 10mg, 20mg, 50mg, 100mg amber glass vials for research purposes. Larger quantities are available upon request .

                                • Storage: Store powder in a tightly sealed container, protected from light, at -20°C for long-term storage, or at 2-8°C for short-term storage .

                                • Shelf Life: 24-36 months when stored under recommended conditions.

Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

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