Description

3-Hydroxy-7,8,2'',3''-Tetramethoxyflavone is a specialized polymethoxylated flavonoid derivative, a class of compounds renowned for their significant biological activity. This high-purity chemical serves as a critical reference standard and a key synthetic intermediate for advanced research and development. It is primarily utilized by the pharmaceutical, nutraceutical, and life science industries for applications in drug discovery, analytical method development, and the study of bioactive natural products.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification of related compounds in drug development and quality control (QC/QA) laboratories.
• Bioactive Compound Research: Serves as a lead molecule or intermediate in pharmacological studies investigating anti-inflammatory, antioxidant, or anticancer properties.
• Natural Product Synthesis: Acts as a key building block in the semi-synthesis or total synthesis of complex flavonoid analogs for structure-activity relationship (SAR) studies.
• Analytical Chemistry: Employed as a calibration standard in High-Performance Liquid Chromatography (HPLC) and Liquid Chromatography-Mass Spectrometry (LC-MS) for method validation.
• Nutraceutical Development: Investigated for potential use in the formulation of advanced dietary supplements targeting specific health pathways.

Basic Information

Product Name	3-Hydroxy-7,8,2'',3''-Tetramethoxyflavone
CAS No.	133039-76-6
Molecular Formula	C₁₉H₁₈O₈
Molecular Weight	374.34 g/mol
Synonyms	3-Hydroxy-7,8,2',3'-Tetramethoxyflavone; 7,8,2',3'-Tetramethoxy-3-hydroxyflavone; 3-Hydroxy-7,8,2',3'-tetramethoxy-4H-1-benzopyran-4-one; Flavone, 3-hydroxy-7,8,2',3'-tetramethoxy-; 3-Hydroxy-7,8,2',3'-tetramethoxyflavonol (common name variant); Tetramethoxyhydroxyflavone
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-7,8,2'',3''-Tetramethoxyflavone is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods for structural confirmation, to ensure it meets the stringent requirements for research and development use. A Certificate of Analysis (COA) detailing batch-specific results 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 (typically 15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline 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%

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