Description

4H-1-Benzopyran-4-One, 2-(3,4-Dihydroxyphenyl)-2,3-Dihydro-5-Hydroxy-7 -((4-o-β-D-Xylopyranosyl-β-D-Arabinopyranosyl)Oxy)-, (S)- is a complex flavonoid glycoside of significant interest in advanced research and development. This compound matters for its role as a high-purity biochemical standard and a key intermediate in the synthesis of specialized natural product derivatives. It is primarily needed by pharmaceutical R&D teams, nutraceutical formulators, and academic researchers focusing on bioactive plant metabolites and glycosylation chemistry.

Application

• Pharmaceutical Reference Standard: Serves as a certified reference material (CRM) for analytical method development, validation, and quality control in drug discovery pipelines.
• Bioactive Compound Research: Used as a precursor or model compound in studies investigating antioxidant mechanisms, enzyme inhibition, and cellular signaling pathways.
• Nutraceutical Ingredient Development: Employed in the formulation and standardization of high-end dietary supplements targeting specific health benefits.
• Chemical Synthesis Intermediate: Acts as a crucial chiral building block for the semi-synthesis of novel flavonoid derivatives with enhanced bioavailability or activity.
• Cosmeceutical Actives: Incorporated into research for advanced skincare formulations aimed at providing antioxidant and anti-aging properties.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 2-(3,4-Dihydroxyphenyl)-2,3-Dihydro-5-Hydroxy-7 -((4-o-β-D-Xylopyranosyl-β-D-Arabinopyranosyl)Oxy)-, (S)-
CAS No.	81287-62-9
Molecular Formula	C26H30O15
Molecular Weight	582.51 g/mol
Synonyms	(S)-Taxifolin 7-O-[4-O-β-D-xylopyranosyl-β-D-arabinopyranoside]; Taxifolin 7-O-[4-O-β-D-xylopyranosyl-β-D-arabinopyranoside]; Dihydroquercetin 7-O-[4-O-β-D-xylopyranosyl-β-D-arabinopyranoside]; 7-[[4-O-(β-D-Xylopyranosyl)-β-D-arabinopyranosyl]oxy]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-3,5-dihydroxy-4H-1-benzopyran-4-one; Flavonoid glycoside 81287-62-9
EINECS	Contact for details

Quality Control

Every batch of this high-purity biochemical is produced and analyzed under strict quality management systems. We employ advanced chromatographic techniques, including HPLC and LC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, related substances, and residual solvents is provided with each shipment, supporting compliance with cGMP guidelines for research materials.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C in a dry environment. This material is easily oxidized; for long-term storage, consider under an inert atmosphere such as argon or nitrogen. Keep the container sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 10 ppm

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