Description

3-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-8-Methoxy-4H-1-Benzopyran-4-One is a high-purity flavonoid derivative, a compound of significant interest in advanced research and development due to its specific polyphenolic structure. This compound matters for its role as a key intermediate and reference standard in the synthesis and analysis of bioactive molecules. It is primarily needed by R&D laboratories, pharmaceutical companies, and nutraceutical manufacturers focused on antioxidant, anti-inflammatory, and metabolic pathway research.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel therapeutic agents targeting oxidative stress and inflammation.
• Analytical Reference Standard: Used in High-Performance Liquid Chromatography (HPLC) and mass spectrometry for the identification and quantification of flavonoid content in complex matrices.
• Nutraceutical & Cosmetic R&D: Investigated for its potential antioxidant properties in the formulation of dietary supplements and advanced skincare products.
• Biochemical Research: Employed in in-vitro studies to explore enzyme inhibition, receptor binding, and cellular signaling pathways.
• Chemical Synthesis: Acts as a precursor for the preparation of more complex, structurally modified flavonoid analogs with tailored biological activities.

Basic Information

Product Name	3-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-8-Methoxy-4H-1-Benzopyran-4-One
CAS No.	58262-89-8
Molecular Formula	C16H12O7
Molecular Weight	316.26 g/mol
Synonyms	8-Methoxyquercetin; 8-Methoxy-3,3',4',5,7-pentahydroxyflavone; 3,3',4',5,7-Pentahydroxy-8-methoxyflavone; 8-O-Methylquercetin; Quercetin 8-methyl ether; NSC 407303; 4H-1-Benzopyran-4-one, 3-(3,4-dihydroxyphenyl)-5,7-dihydroxy-8-methoxy-
EINECS	Contact for details

Quality Control

Our 3-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-8-Methoxy-4H-1-Benzopyran-4-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements for research and development applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 (store under inert atmosphere) and light-sensitive (store away from light). Keep the container tightly sealed under an inert gas blanket such as argon or nitrogen for long-term storage to preserve stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
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.