Description

Quercetin-7-o-β-D-Glucopyranoside is a specific flavonoid glycoside, a derivative of the well-known antioxidant quercetin. This compound is valued for its enhanced bioavailability and solubility compared to its aglycone counterpart, making it a critical intermediate in advanced research and product development. It is primarily sought by manufacturers and researchers in the pharmaceutical, nutraceutical, and cosmeceutical industries for its potential bioactive properties.

Application

• Pharmaceutical Intermediate: Used in the research and development of novel therapeutic agents targeting inflammation and oxidative stress.
• Dietary Supplement Formulation: Incorporated into high-end nutraceutical products for its potential antioxidant and metabolic support benefits.
• Cosmetic Active Ingredient: Applied in anti-aging and skin-protective formulations for its potential to neutralize free radicals and support skin health.
• Biochemical Research: Serves as a standard or reagent in studies focusing on flavonoid metabolism, bioavailability, and biological activity.
• Functional Food & Beverage: Potential use as a natural bioactive component in health-promoting food and drink products.

Basic Information

Product Name	Quercetin-7-o-β-D-Glucopyranoside
CAS No.	491-50-9
Molecular Formula	C21H20O12
Molecular Weight	464.38 g/mol
Synonyms	Quercetin 7-O-β-D-glucopyranoside; Quercetin 7-O-glucoside; Quercetin 7-O-β-D-glucoside; Quercetin-7-glucoside; 7-O-β-D-Glucopyranosylquercetin; 3,3',4',5,7-Pentahydroxyflavone 7-glucoside; Quercimeritrin; Quercetin 7-O-β-D-Glucopyranoside (Quercimeritrin)
EINECS	207-741-0

Quality Control

Our Quercetin-7-o-β-D-Glucopyranoside is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing specifications such as HPLC assay, related substances, and residual solvents, supporting compliance with research and cGMP-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥95.0%
Loss on Drying	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals	≤20 ppm
Residual Solvents	Complies with ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.