Description

5,3',4'-Trihydroxy-3,6,7,8-Tetramethoxyflavone is a polymethoxylated flavonoid derivative, a compound class renowned for its potent biological activity. This high-purity reference standard is critical for research and development, offering a reliable benchmark for analytical and pharmacological studies. It is primarily utilized by researchers and manufacturers in the pharmaceutical, nutraceutical, and advanced materials sectors seeking to explore its antioxidant and bioactive properties.

Application

• Pharmaceutical Reference Standard: Used as a certified standard for quality control and assay development in drug discovery and manufacturing.
• Biochemical Research: Serves as a key intermediate or active compound in studies investigating antioxidant, anti-inflammatory, and other therapeutic mechanisms.
• Natural Product Isolation & Analysis: Acts as a marker compound for the identification and quantification of flavonoids in complex plant extracts.
• Nutraceutical Development: Incorporated into research for formulating high-value dietary supplements targeting oxidative stress.
• Academic Research: Utilized in university and institutional labs for fundamental studies on flavonoid chemistry and bioactivity.
• Cosmeceutical Ingredients: Explored for potential use in advanced skincare formulations due to its antioxidant profile.

Basic Information

Product Name	5,3',4'-Trihydroxy-3,6,7,8-Tetramethoxyflavone
CAS No.	81943-52-4
Molecular Formula	C₁₉H₁₈O₉
Molecular Weight	390.34 g/mol
Synonyms	3,6,7,8-Tetramethoxy-5,3',4'-trihydroxyflavone; 5,3',4'-Trihydroxy-3,6,7,8-tetramethoxyflavone; 3,6,7,8-Tetramethoxyquercetagetin; Quercetagetin 3,6,7,8-tetramethyl ether; Flavone, 5,3',4'-trihydroxy-3,6,7,8-tetramethoxy-
EINECS	Contact for details

Quality Control

Every batch of 5,3',4'-Trihydroxy-3,6,7,8-Tetramethoxyflavone is produced and tested under a strict quality management system. We provide comprehensive analytical documentation to ensure traceability and compliance with your research or production requirements. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, prolonged storage under an inert atmosphere (e.g., nitrogen or argon) is recommended for optimal long-term stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms to reference spectrum
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.