Description

5,7,8,4''-Tetramethoxyflavone is a specific, high-purity polymethoxylated flavone derivative. This compound is valued for its role as a key reference standard and active pharmaceutical ingredient (API) intermediate in research and development. It is primarily required by the pharmaceutical, nutraceutical, and advanced chemical synthesis sectors for applications demanding precise chemical structure and purity.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of flavonoid-based drugs and herbal extracts in QC laboratories.
• Active Pharmaceutical Ingredient (API) Intermediate: Serves as a critical building block in the synthesis of novel therapeutic agents.
• Nutraceutical & Dietary Supplement Research: Employed in studies investigating the bioavailability, metabolism, and efficacy of bioactive flavonoids.
• Biochemical Research: Utilized as a tool compound to study enzyme inhibition, receptor binding, and other cellular mechanisms.
• Cosmeceutical Development: Investigated for potential applications in skincare formulations targeting antioxidant and anti-inflammatory pathways.
• Chemical Synthesis: Acts as a specialized starting material or intermediate for synthesizing more complex flavonoid analogs.

Basic Information

Product Name	5,7,8,4''-Tetramethoxyflavone
CAS No.	6601-66-7
Molecular Formula	C19H18O6
Molecular Weight	342.34 g/mol
Synonyms	4',5,7,8-Tetramethoxyflavone; 5,7,8,4'-Tetramethoxyflavone; TMF; NSC 407347; 2-(4-Methoxyphenyl)-5,7,8-trimethoxy-4H-chromen-4-one; 4H-1-Benzopyran-4-one, 2-(4-methoxyphenyl)-5,7,8-trimethoxy-
EINECS	Contact for details

Quality Control

Every batch of 5,7,8,4''-Tetramethoxyflavone is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency, supporting its use in regulated environments. A Certificate of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and residual solvents is available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%

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