Description

Quercitrin is a naturally occurring flavonoid glycoside, a key bioactive compound found in various plants. It serves as a crucial standard reference material and active ingredient due to its significant antioxidant and anti-inflammatory properties. This product is essential for research and development laboratories, pharmaceutical manufacturers, and nutraceutical companies seeking high-purity botanical extracts.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the identification, assay, and quality control of herbal medicines and botanical drug products.
• Dietary Supplement Formulation: Incorporated into nutraceutical and functional food products for its potential health-promoting benefits.
• Biochemical & Pharmacological Research: Employed in in vitro and in vivo studies to investigate mechanisms of action related to oxidative stress, inflammation, and metabolic pathways.
• Cosmeceutical Ingredients: Utilized in advanced skincare formulations for its antioxidant properties, helping to protect skin from environmental stressors.
• Analytical Chemistry: Serves as a critical marker compound in HPLC and LC-MS methods for the standardization and authentication of plant extracts like oak bark and various fruits.

Basic Information

Product Name	Quercitrin
CAS No.	522-12-3
Molecular Formula	C21H20O11
Molecular Weight	448.38 g/mol
Synonyms	Quercetin 3-rhamnoside; Quercimelin; Quercetin-3-O-α-L-rhamnopyranoside; 3,3',4',5,7-Pentahydroxyflavone 3-rhamnoside; Quercetol 3-rhamnoside; Quercitrin hydrate; Sophoretin rhamnoside; Quercetin-3-O-rhamnoside
EINECS	208-290-2

Quality Control

Our Quercitrin is produced under strict quality management protocols. Each batch is subjected to comprehensive analytical testing, including HPLC for purity verification and identity confirmation by spectroscopic methods (IR, UV). We provide full traceability and Certificates of Analysis (COA) are available for every shipment, detailing all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to preserve stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
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.