Description

Isoastilbin is a bioactive flavonoid compound, a stereoisomer of astilbin, known for its significant antioxidant and anti-inflammatory properties. Its unique chemical structure makes it a valuable ingredient for research and development in the pharmaceutical and nutraceutical sectors. This high-purity compound is primarily sought by manufacturers and researchers in the pharmaceutical, dietary supplement, and cosmetic industries for developing therapeutic and wellness products.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or active ingredient in the synthesis of drugs targeting inflammation and oxidative stress.
• Dietary Supplements & Nutraceuticals: Incorporated into formulations for its potent antioxidant benefits, supporting cellular health and wellness.
• Cosmetic & Skincare Products: Used in anti-aging serums, creams, and lotions for its skin-protective and anti-inflammatory effects.
• Biochemical & Life Science Research: Employed as a standard or reagent in studies related to flavonoid activity, metabolic pathways, and natural product chemistry.
• Functional Food & Beverage Fortification: Added to enhance the nutritional profile of health-focused food and drink products.

Basic Information

Product Name	Isoastilbin
CAS No.	54081-48-0
Molecular Formula	C21H22O11
Molecular Weight	450.39 g/mol
Synonyms	(2R,3R)-Taxifolin 3-O-α-L-rhamnopyranoside; (2R,3R)-Dihydroquercetin 3-O-α-L-rhamnoside; Isoastilbin; α-Astilbin; Engelitin; Isoengelitin; Taxifolin 3-O-α-L-rhamnoside; Dihydroquercetin 3-O-α-L-rhamnoside
EINECS	Contact for details

Quality Control

Our Isoastilbin is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification, to ensure it meets high-grade standards suitable for research and commercial applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere for long-term storage). Keep container tightly sealed in a dry environment to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (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.