Description

3',5-Dihydroxy-4',5',6,7-Tetramethoxyflavone is a polymethoxylated flavonoid compound of significant interest in advanced research and development. This high-purity reference standard is valued for its role in studying biological pathways and developing novel bioactive compounds. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, nutraceutical, and life science sectors for applications requiring precise chemical characterization.

Application

• Pharmaceutical Research & Development: Serves as a key reference standard and intermediate for investigating anti-inflammatory, antioxidant, and other therapeutic properties.
• Natural Product Chemistry: Used as a purified compound for the isolation, identification, and structural analysis of complex flavonoid mixtures.
• Biochemical Assays: Employed as a reagent or inhibitor in enzymatic and cellular studies to elucidate specific biological mechanisms.
• Nutraceutical Development: Acts as a high-purity ingredient or marker compound in the formulation and quality control of advanced dietary supplements.
• Academic Research: Utilized in universities and research institutes for studies in organic synthesis, medicinal chemistry, and plant biochemistry.
• Analytical Standard: Essential for method development and calibration in chromatographic techniques like HPLC and LC-MS for accurate quantification.

Basic Information

Product Name	3',5-Dihydroxy-4',5',6,7-Tetramethoxyflavone
CAS No.	111537-41-8
Molecular Formula	C19H18O9
Molecular Weight	390.34 g/mol
Synonyms	5-Hydroxy-3',4',5',6,7-pentamethoxyflavone; 3',5-Dihydroxypentamethoxyflavone; 4',5,6,7-Tetramethoxy-3',5-dihydroxyflavone; 5,3'-Dihydroxy-4',5',6,7-tetramethoxyflavone; NSC 407303; Flavone, 3',5-dihydroxy-4',5',6,7-tetramethoxy-
EINECS	Contact for details

Quality Control

Our 3',5-Dihydroxy-4',5',6,7-Tetramethoxyflavone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. 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). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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