Description

3',4',5',5,7-Pentamethoxyflavone is a polymethoxylated flavone derivative, a class of compounds known for their significant biological activity and stability. This high-purity compound is valued as a critical reference standard and a key synthetic intermediate in advanced research and development. It is primarily utilized by the pharmaceutical, nutraceutical, and life science industries for applications in drug discovery, metabolic studies, and the development of analytical methods.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification in analytical methods (HPLC, LC-MS) for drug development and quality control.
• Biochemical Research: Serves as a key intermediate or probe in studying enzyme inhibition, metabolic pathways, and cellular signaling processes.
• Nutraceutical & Cosmetic Ingredient Development: Investigated for its potential antioxidant and bioactive properties in functional food and personal care formulations.
• Organic Synthesis: Acts as a versatile building block for the synthesis of novel flavone analogs with tailored biological activities.
• Academic Research: Employed in universities and research institutes for pharmacological and phytochemical studies.

Basic Information

Product Name	3',4',5',5,7-Pentamethoxyflavone
CAS No.	53350-26-8
Molecular Formula	C₂₀H₂₀O₇
Molecular Weight	372.37 g/mol
Synonyms	5,7,3',4',5'-Pentamethoxyflavone; 3',4',5',5,7-Pentamethoxyflavone; Pentamethoxyflavone; Artemetin; NSC 407303; 2-(3,4,5-Trimethoxyphenyl)-5,7-dimethoxy-4H-chromen-4-one; 4H-1-Benzopyran-4-one, 2-(3,4,5-trimethoxyphenyl)-5,7-dimethoxy-
EINECS	Contact for details

Quality Control

Our 3',4',5',5,7-Pentamethoxyflavone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.