Description

2-(3,4-Dihydroxyphenyl)-7-(β-D-Glucopyranosyloxy)-3,5-Dihydroxy-6-Methoxy-4H-1-Benzopyran-4-One is a high-purity flavonoid glycoside compound, valued for its potent biological activity and role as a key reference standard. This compound matters for its utility in advanced research and development, particularly in the pharmaceutical and nutraceutical sectors, where precise chemical identity and purity are critical. It is primarily needed by manufacturers and research institutions focused on developing antioxidant, anti-inflammatory, and cardioprotective agents, as well as analytical laboratories requiring certified reference materials for quality control.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the identification, assay, and purity testing of related flavonoid-based drugs and herbal extracts.
• Nutraceutical & Dietary Supplement Research: Serves as a key active ingredient or marker compound in the development of antioxidant and anti-aging supplements.
• Biochemical & Pharmacological Research: Employed in in vitro and in vivo studies to investigate mechanisms of action related to oxidative stress, inflammation, and metabolic syndromes.
• Analytical Chemistry: Acts as a critical calibration standard for High-Performance Liquid Chromatography (HPLC) and Liquid Chromatography-Mass Spectrometry (LC-MS) methods in quality control laboratories.
• Cosmeceutical Development: Incorporated into research for advanced skincare formulations targeting UV protection and skin barrier enhancement due to its antioxidant properties.
• Food & Beverage Science: Used in the analysis and standardization of flavonoid content in functional foods, teas, and wines.

Basic Information

Product Name	2-(3,4-Dihydroxyphenyl)-7-(β-D-Glucopyranosyloxy)-3,5-Dihydroxy-6-Methoxy-4H-1-Benzopyran-4-One
CAS No.	19833-25-1
Molecular Formula	C22H22O13
Molecular Weight	494.40 g/mol
Synonyms	7-O-β-D-Glucopyranosyloxy-3,5-dihydroxy-2-(3,4-dihydroxyphenyl)-6-methoxy-4H-1-benzopyran-4-one; Flavonoid Glycoside; Luteolin 7-O-β-D-glucopyranoside; Luteolin 7-O-glucoside; Luteolin 7-O-β-D-glucoside; Cynaroside; Luteoloside; Glucoluteolin
EINECS	Contact for details

Quality Control

Our 2-(3,4-Dihydroxyphenyl)-7-(β-D-Glucopyranosyloxy)-3,5-Dihydroxy-6-Methoxy-4H-1-Benzopyran-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure compliance with high-purity standards suitable for research and development. Certificates of Analysis (COA) detailing batch-specific results 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 keeping under an inert atmosphere such as nitrogen or argon. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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