Description

Quercetin 3-Glucosyl(1-3)Rhamnosyl(1-6)Galactoside is a specific, high-purity flavonoid glycoside derived from natural sources. This compound is valued for its potent antioxidant and anti-inflammatory bioactivity, offering a standardized active ingredient for advanced formulations. It is primarily sought by manufacturers in the nutraceutical, pharmaceutical, and cosmeceutical industries for developing evidence-based health and wellness products.

Application

• Nutraceutical & Dietary Supplements: As a key bioactive ingredient in capsules, tablets, and powders targeting oxidative stress and immune support.
• Pharmaceutical Research: As a reference standard or active pharmaceutical ingredient (API) intermediate in preclinical studies for metabolic and inflammatory conditions.
• Functional Foods & Beverages: For fortifying health drinks, sports nutrition products, and functional food items to enhance their antioxidant profile.
• Cosmeceutical Formulations: Incorporated into anti-aging serums, creams, and lotions for its skin-protective properties against environmental stressors.
• Biochemical Research: Used as a purified standard in laboratory studies investigating flavonoid metabolism, bioavailability, and mechanism of action.

Basic Information

Product Name	Quercetin 3-Glucosyl(1-3)Rhamnosyl(1-6)Galactoside
CAS No.	134953-93-8
Molecular Formula	C33H40O21
Molecular Weight	772.66 g/mol
Synonyms	Quercetin 3-(2G-rhamnosylrutinoside); Quercetin 3-O-[β-D-glucopyranosyl-(1→3)-α-L-rhamnopyranosyl-(1→6)-β-D-galactopyranoside]; Quercetin 3-rutinoside-7-glucoside (related); Quercetin triglycoside; Flavonol glycoside; Q3GRG; Miquelianin (Note: Miquelianin is typically Quercetin 3-O-glucuronide, but used contextually in literature for related glycosides).
EINECS	Contact for details

Quality Control

Our Quercetin 3-Glucosyl(1-3)Rhamnosyl(1-6)Galactoside is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets high-grade specifications suitable for research and formulation. A comprehensive Certificate of Analysis (COA) documenting purity, residual solvents, and heavy metals 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); ensure the container is kept tightly sealed in a low-humidity environment to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥95.0%
Loss on Drying	≤5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	≤10 ppm
Total Aerobic Microbial Count	≤1000 cfu/g
Total Yeast & Mold Count	≤100 cfu/g

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