Description

5,7-Dihydroxy-3,3',4',5'-Tetramethoxyflavone is a polymethoxylated flavonoid derivative, a compound of significant interest in advanced research and development. Its unique structure, featuring both hydroxyl and methoxy substituents, makes it a valuable intermediate and reference standard for studying biological activities and chemical properties. This compound is primarily sought by researchers and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors. It serves as a key building block for synthesizing novel bioactive molecules and as a critical analytical standard for quality control.

Application

• Pharmaceutical Research & Development: Used as a reference standard and a key intermediate in the synthesis of novel drug candidates targeting inflammation, oxidative stress, and metabolic disorders.
• Nutraceutical & Dietary Supplement Formulation: Investigated for its potential bioactive properties as a constituent in advanced health supplement products.
• Biochemical Research: Serves as a tool compound in enzymatic studies, receptor binding assays, and cellular signaling pathway analysis.
• Analytical Chemistry: Employed as a high-purity certified reference material (CRM) for HPLC, LC-MS, and other chromatographic methods to ensure analytical accuracy.
• Cosmeceutical Development: Explored for potential applications in skincare formulations due to the antioxidant properties associated with its flavonoid structure.
• Fine Chemical Synthesis: Acts as a specialized precursor for the synthesis of more complex, value-added flavonoid analogs and derivatives.

Basic Information

Product Name	5,7-Dihydroxy-3,3',4',5'-Tetramethoxyflavone
CAS No.	14585-04-7
Molecular Formula	C₁₉H₁₈O₉
Molecular Weight	390.34 g/mol
Synonyms	3,3',4',5'-Tetramethoxy-5,7-dihydroxyflavone; 5,7-Dihydroxy-3,3',4',5'-tetramethoxyflavone; Flavone, 5,7-dihydroxy-3,3',4',5'-tetramethoxy-; 5,7-Dihydroxy-3,3',4',5'-tetramethoxy-2-phenyl-4H-chromen-4-one; 5,7-Dihydroxy-3,3',4',5'-tetramethoxyflavonol (common misnomer); 3,3',4',5'-Tetramethoxy-5,7-dihydroxy-2-phenyl-4H-chromen-4-one; 5,7-Dihydroxy-3,3',4',5'-tetramethoxy-2-phenyl-4H-1-benzopyran-4-one
EINECS	Contact for details

Quality Control

Our 5,7-Dihydroxy-3,3',4',5'-Tetramethoxyflavone is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to traceability and consistency ensures the material meets the high standards required for research and development applications.

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 the container under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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