Description

Viniferin is a naturally occurring stilbenoid dimer, primarily known for its potent antioxidant and bioactive properties. This compound is of significant commercial interest due to its wide range of applications in the nutraceutical, cosmetic, and pharmaceutical research sectors. Key industries that utilize Viniferin include dietary supplement manufacturers, cosmeceutical formulators, and research institutions focused on bioactive natural products.

Application

• Nutraceutical & Dietary Supplements: Used as a key active ingredient in formulations targeting oxidative stress and promoting cellular health.
• Cosmeceutical & Skincare: Incorporated into anti-aging, brightening, and protective skincare products for its antioxidant and potential skin-rejuvenating effects.
• Pharmaceutical Research: Serves as a reference standard and an investigational compound in studies related to inflammation, metabolic disorders, and neuroprotection.
• Functional Food & Beverages: Added to enhance the nutritional profile of health-focused food and drink products.
• Agricultural & Plant Science: Studied for its role as a phytoalexin and its potential applications in plant defense and sustainable agriculture.

Basic Information

Product Name	Viniferin
CAS No.	78690-98-9
Molecular Formula	C28H22O6
Molecular Weight	454.47 g/mol
Synonyms	ε-Viniferin; (E)-ε-Viniferin; trans-ε-Viniferin; Hopeaphenol; Vitisin B; NSC 407303; 5-[(1R,2R)-2-[(E)-2-(4-Hydroxyphenyl)ethenyl]-6-hydroxy-2,3-dihydro-1-benzofuran-4-yl]benzene-1,3-diol
EINECS	Contact for details

Quality Control

Our Viniferin is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing identity, purity, and related substances is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere to minimize oxidation. Keep the container tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥95.0%
Related Substances (HPLC)	Total impurities ≤5.0%
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.