Description

3-Hydroxy-3,4,5,7-Tetramethoxyflavone is a specialized polymethoxylated flavonoid derivative, valued for its distinct chemical structure and biological activity profile. This compound serves as a crucial high-purity reference standard and a key synthetic intermediate in advanced research and development. It is primarily sought by the pharmaceutical, nutraceutical, and life science research sectors for applications in drug discovery, metabolic studies, and the development of bioactive formulations.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification in analytical methods (HPLC, LC-MS) for drug development and quality control.
• Bioactive Compound Research: Serves as a lead molecule or intermediate in studies investigating anti-inflammatory, antioxidant, and metabolic modulation properties.
• Nutraceutical Ingredient Development: Employed in the formulation and standardization of advanced dietary supplements and functional food products.
• Chemical Synthesis: Acts as a key building block for the semi-synthesis of novel flavonoid analogs and complex natural product derivatives.
• Academic & Institutional Research: Utilized in universities and research institutes for biochemical, pharmacological, and phytochemical studies.

Basic Information

Product Name	3-Hydroxy-3,4,5,7-Tetramethoxyflavone
CAS No.	1244-78-6
Molecular Formula	C₁₉H₁₈O₇
Molecular Weight	358.34 g/mol
Synonyms	3-Hydroxy-3',4',5,7-tetramethoxyflavone; 5,7,3',4'-Tetramethoxy-3-hydroxyflavone; 3-Hydroxytetramethoxyflavone; Flavone, 3-hydroxy-3,4,5,7-tetramethoxy-; NSC 407324; 3,4,5,7-Tetramethoxy-3-hydroxyflavone
EINECS	Contact for details

Quality Control

We supply 3-Hydroxy-3,4,5,7-Tetramethoxyflavone in high-purity grades suitable for research and development. Our products undergo rigorous quality testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (HPLC), identification (IR/UV), and impurity profiles is provided with each batch to support your quality assurance protocols.

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 product is light-sensitive and should be handled under appropriate conditions to maintain 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%

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