Description

3-o-Methylquercetin Tetraacetate is a chemically modified derivative of the flavonoid quercetin, specifically acetylated and methylated to enhance its stability and lipophilicity. This modification is crucial for research and development applications where improved bioavailability and metabolic resistance are required. It serves as a key intermediate and reference standard for pharmaceutical, nutraceutical, and advanced material scientists investigating flavonoid chemistry and bioactivity.

Application

• Pharmaceutical Intermediate: Used in the synthesis and development of novel drug candidates targeting inflammation, oxidative stress, and metabolic disorders.
• Biochemical Research: Acts as a critical reference standard and probe in metabolic pathway studies, enzyme inhibition assays, and structure-activity relationship (SAR) research.
• Nutraceutical Development: Serves as a precursor or model compound for developing stabilized, high-bioavailability flavonoid-based supplements.
• Analytical Chemistry: Employed as a high-purity calibration standard for HPLC, LC-MS, and NMR analysis in quality control and method development labs.
• Cosmeceutical Ingredients: Investigated for use in advanced skincare formulations due to its modified stability profile compared to parent flavonoids.
• Material Science: Explored as a building block or functional additive in specialty polymers and coatings for its specific chemical properties.

Basic Information

Product Name	3-o-Methylquercetin Tetraacetate
CAS No.	1486-69-7
Molecular Formula	C25H22O11
Molecular Weight	498.43 g/mol
Synonyms	Quercetin 3-methyl ether tetraacetate; 3-Methylquercetin tetraacetate; 5,7,3',4'-Tetrahydroxy-3-methoxyflavone tetraacetate; Tamarixetin tetraacetate; 3-O-Methylquercetin 5,7,3',4'-tetraacetate; Quercetin 3-O-methyl ether tetraacetate; 3-Methoxyquercetin tetraacetate
EINECS	Contact for details

Quality Control

Our 3-o-Methylquercetin Tetraacetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your critical applications.

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 compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline 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.