Description

5-Hydroxy-3'',3,4'',5'',7-Pentamethoxyflavone is a high-purity polymethoxylated flavone derivative, a compound of significant interest in advanced research and development. Its unique chemical structure makes it a valuable reference standard and a key intermediate for synthesizing novel bioactive molecules. This product is essential for researchers and manufacturers in the pharmaceutical, nutraceutical, and life science sectors, particularly those focused on flavonoid chemistry, metabolic studies, and the development of therapeutic agents.

Application

• Pharmaceutical Research & Development: Serves as a critical reference standard and building block for the synthesis of novel drug candidates targeting inflammation, oxidative stress, and metabolic disorders.
• Nutraceutical & Dietary Supplement Formulation: Used in the research and development of high-value botanical extracts and supplements where specific, characterized flavonoid content is required for efficacy and standardization.
• Biochemical & Pharmacological Studies: Employed as a precise tool in in vitro and in vivo studies to investigate flavonoid metabolism, bioavailability, and mechanism of action.
• Analytical Chemistry: Functions as a high-purity calibration standard for HPLC, LC-MS, and other analytical methods used to quantify flavones in complex matrices like plant extracts and biological fluids.
• Cosmeceutical Ingredient Research: Investigated for its potential antioxidant and skin-protective properties in the development of advanced cosmetic and personal care formulations.
• Academic & Institutional Research: A key reagent for universities and research institutes conducting fundamental studies on natural product chemistry and bioactivity.

Basic Information

Product Name	5-Hydroxy-3'',3,4'',5'',7-Pentamethoxyflavone
CAS No.	5084-19-5
Molecular Formula	C₂₀H₂₀O₈
Molecular Weight	388.37 g/mol
Synonyms	5-Hydroxy-3,3',4',5',7-pentamethoxyflavone; 5-Hydroxypentamethoxyflavone; 3,3',4',5',7-Pentamethoxy-5-hydroxyflavone; 5-Hydroxy-3,5,7,3',4'-pentamethoxyflavone; Gardenin B; 5-Desmethylsinensetin
EINECS	Contact for details

Quality Control

Every batch of 5-Hydroxy-3'',3,4'',5'',7-Pentamethoxyflavone is manufactured and tested under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure compliance with exacting research-grade standards. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and identification results is provided with each shipment to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, prolonged exposure to light, air, or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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