Description

Cynaroside is a bioactive flavonoid glycoside, also known as Luteolin-7-O-glucoside, derived from various plant sources. This high-purity compound is valued for its significant role as a reference standard and active ingredient in pharmaceutical and nutraceutical research and development. It is essential for manufacturers and R&D laboratories in the pharmaceutical, dietary supplement, and cosmetic industries seeking consistent, high-quality bioactive components.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for quality control and analytical method development in drug manufacturing.
• Nutraceutical Formulations: Incorporated into dietary supplements for its potential antioxidant and anti-inflammatory properties.
• Cosmetic & Skincare Actives: Serves as a key functional ingredient in anti-aging and protective skincare products.
• Biochemical Research: Employed in academic and industrial laboratories for studying flavonoid metabolism, bioavailability, and biological activity.
• Traditional Medicine Standardization: Used to standardize herbal extracts where Cynaroside is a marker compound.
• Food & Beverage Fortification: Potential application in functional foods and beverages for health enhancement.

Basic Information

Product Name	Cynaroside
CAS No.	5373-11-5
Molecular Formula	C21H20O11
Molecular Weight	448.38 g/mol
Synonyms	Luteolin 7-O-β-D-glucopyranoside; Luteolin-7-glucoside; Luteolin-7-O-glucoside; Cinaroside; Cynaroside; Glucoluteolin; 7-O-Glucosylluteolin; Luteolin 7-O-glucoside
EINECS	226-354-6

Quality Control

Our Cynaroside is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, UV), to ensure it meets high-grade specifications suitable for research and commercial use. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (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.