Description

Isorhamnetin 3,7-o-Diglucoside is a specific flavonoid glycoside, a natural bioactive compound derived from various plant sources. This high-purity standard is critical for research and development, providing a reliable reference material for analytical and biological studies. It is primarily utilized by the pharmaceutical, nutraceutical, and cosmetic industries for its role in product formulation and quality control.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the identification, assay, and purity testing of herbal extracts and finished products in quality control laboratories.
• Nutraceutical & Functional Food Ingredient: Incorporated into dietary supplements and health foods for its potential antioxidant and bioactive properties.
• Cosmetic & Skincare Formulations: Serves as a key active ingredient in anti-aging, brightening, and protective skincare products due to its antioxidant activity.
• Biochemical & Pharmacological Research: Essential for in-vitro and in-vivo studies investigating mechanisms of action, bioavailability, and metabolic pathways.
• Analytical Chemistry: Employed as an external standard for method development and validation in HPLC, LC-MS, and other chromatographic techniques.
• Herbal Extract Standardization: Used to standardize and quantify the flavonoid content in complex botanical extracts like those from ginkgo, sea buckthorn, or other medicinal plants.

Basic Information

Product Name	Isorhamnetin 3,7-o-Diglucoside
CAS No.	6758-51-6
Molecular Formula	C29H34O17
Molecular Weight	654.57 g/mol
Synonyms	Isorhamnetin 3,7-diglucoside; Isorhamnetin 3,7-di-O-β-D-glucopyranoside; 3,5,7-Trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-4H-chromen-4-one 3,7-di-β-D-glucoside; Quercetin 3'-methyl ether 3,7-diglucoside; Tamarixetin 3,7-diglucoside
EINECS	Contact for details

Quality Control

Our Isorhamnetin 3,7-o-Diglucoside is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing including HPLC for purity, identity confirmation by IR and MS, and residual solvent analysis to ensure it meets high-grade standards suitable for research and development. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment to prevent degradation.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥95.0%
Loss on Drying	≤5.0%
Residue on Ignition	≤1.0%
Heavy Metals	≤20 ppm

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