Description

3-(3,4-Dihydroxyphenyl)-5-Hydroxy-7-[(2S,3R,5R,6R)-3,4,5-Trihydroxy-6- (Hydroxymethyl)Oxan-2-Yl]Oxy-Chromen-4-One is a high-purity flavonoid glycoside compound, recognized for its significant biological activity and role as a key phytochemical reference standard. This compound matters to industries requiring precise, reliable, and well-characterized bioactive ingredients for research and product development. It is primarily needed by manufacturers and R&D teams in the pharmaceutical, nutraceutical, and cosmeceutical sectors, where it serves as a critical building block or analytical standard.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the quality control and assay development of herbal medicines and botanical extracts.
• Nutraceutical Formulation: Incorporated into dietary supplements for its potential antioxidant properties, requiring high-purity active pharmaceutical ingredients (APIs).
• Cosmetic Actives: Serves as a key ingredient in advanced skincare formulations targeting oxidative stress and promoting skin health.
• Biochemical Research: Utilized in in vitro and in vivo studies to investigate mechanisms of action related to flavonoid bioactivity.
• Analytical Chemistry: Acts as a calibration standard for HPLC, LC-MS, and other chromatographic methods in analytical laboratories.
• Food Science Research: Employed in studies examining the natural occurrence and stability of polyphenols in food products.

Basic Information

Product Name	3-(3,4-Dihydroxyphenyl)-5-Hydroxy-7-[(2S,3R,5R,6R)-3,4,5-Trihydroxy-6- (Hydroxymethyl)Oxan-2-Yl]Oxy-Chromen-4-One
CAS No.	20486-33-3
Molecular Formula	C21H20O12
Molecular Weight	464.38 g/mol
Synonyms	Quercetin 3-O-β-D-glucopyranoside; Isoquercitrin; Isoquercetin; Isoquercitroside; Quercetin 3-glucoside; Quercetin 3-O-glucoside; Quercetin-3-O-β-D-glucoside; Hirsutrin
EINECS	243-878-4

Quality Control

Our 3-(3,4-Dihydroxyphenyl)-5-Hydroxy-7-[(2S,3R,5R,6R)-3,4,5-Trihydroxy-6- (Hydroxymethyl)Oxan-2-Yl]Oxy-Chromen-4-One is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and formulation. Certificates of Analysis (COA) detailing specific results for each parameter are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

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

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