Description

4',5,7-Trimethoxyflavonol is a high-purity, synthetic flavonoid derivative, a member of the polymethoxylated flavone class. This compound is valued for its role as a key pharmaceutical intermediate and a versatile reference standard in analytical and research settings. It is primarily utilized by the pharmaceutical, nutraceutical, and life science research industries for drug discovery, metabolic studies, and quality control.

Application

• Pharmaceutical Intermediate: Used in the synthesis and development of novel therapeutic agents targeting inflammation and metabolic disorders.
• Analytical Reference Standard: Serves as a high-purity standard for HPLC, LC-MS, and other chromatographic methods in quality control laboratories.
• Biochemical Research: Employed in vitro and in vivo studies to investigate flavonoid bioactivity, pharmacokinetics, and cellular mechanisms.
• Nutraceutical R&D: Acts as a model compound for developing standardized botanical extracts and dietary supplements.
• Cosmetic Ingredient Research: Studied for potential antioxidant and skin-protective properties in advanced cosmetic formulations.

Basic Information

Product Name	4',5,7-Trimethoxyflavonol
CAS No.	1098-92-6
Molecular Formula	C18H16O6
Molecular Weight	328.32 g/mol
Synonyms	3-Hydroxy-3',4',5,7-tetramethoxyflavone; 3',4',5,7-Tetramethoxyflavon-3-ol; Kaempferol 3',4',5,7-tetramethyl ether; Flavonol, 4',5,7-trimethoxy-; 5,7-Dimethoxy-2-(3,4-dimethoxyphenyl)-4H-chromen-4-one
EINECS	Contact for details

Quality Control

Our 4',5,7-Trimethoxyflavonol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC purity assay, identity confirmation (IR, NMR), and residual solvent analysis to ensure it meets stringent specifications for research and industrial use. Certificates of Analysis (COA) documenting all test results are 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 (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)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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