Description

2,3,5,4'-Tetrahydroxystilbene 2-o-Glucopyranoside is a bioactive stilbene glycoside, a key marker compound for quality and efficacy in botanical extracts. This compound is valued for its potent antioxidant properties and role as a primary active constituent. It is essential for manufacturers in the nutraceutical, pharmaceutical, and cosmeceutical industries seeking standardized, high-purity botanical ingredients.

Application

• Pharmaceutical Intermediates: Serves as a critical starting material or reference standard for the development of cardiovascular and metabolic health formulations.
• Nutraceutical Supplements: Used as a standardized active ingredient in dietary supplements targeting antioxidant support and general wellness.
• Cosmetic Actives: Incorporated into anti-aging and skin-brightening skincare products for its antioxidant and potential tyrosinase-inhibiting effects.
• Reference Standards: Employed in analytical laboratories for the identification and quantification of stilbenes in raw materials and finished products via HPLC.
• Botanical Extract Standardization: Used to standardize extracts of Polygonum multiflorum (Fo-ti) and other botanical sources to ensure consistent potency.
• Research & Development: A vital compound for in-vitro and in-vivo studies investigating the mechanisms of stilbenes in various biological pathways.

Basic Information

Product Name	2,3,5,4'-Tetrahydroxystilbene 2-o-Glucopyranoside
CAS No.	133186-49-9
Molecular Formula	C20H22O9
Molecular Weight	406.38 g/mol
Synonyms	2,3,5,4'-Tetrahydroxystilbene-2-O-β-D-glucoside; THSG; Polygonumnolide C1; Stilbene Glucoside; 2,3,5,4'-Tetrahydroxydiphenylethylene-2-O-glucoside; (E)-2,3,5,4'-Tetrahydroxystilbene 2-O-β-D-glucopyranoside; trans-2,3,5,4'-Tetrahydroxystilbene-2-O-β-D-glucoside
EINECS	Contact for details

Quality Control

Our 2,3,5,4'-Tetrahydroxystilbene 2-o-Glucopyranoside is produced under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including HPLC for assay and purity verification, to ensure it meets stringent specifications. Certificates of Analysis (COA) detailing all test results 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). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Complies with ICH guidelines

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