Description

Syringetin is a naturally occurring flavonoid compound, specifically an O-methylated flavonol. This high-purity reference standard is essential for research and development in life sciences, offering a reliable benchmark for analytical and biological studies. It is primarily utilized by researchers and manufacturers in the pharmaceutical, nutraceutical, and cosmetic industries for its role as a key phytochemical in metabolic and pharmacological investigations.

Application

• Pharmaceutical Reference Standard: Used as a certified standard for the identification, purity testing, and quantification of syringetin in drug substances and herbal extracts via HPLC, LC-MS, and other analytical methods.
• Nutraceutical & Functional Food Research: Investigated for its potential bioactive properties, including antioxidant and anti-inflammatory effects, in the development of dietary supplements and health-promoting ingredients.
• Cosmetic & Skincare Formulations: Employed in R&D for topical applications, studying its potential protective effects against oxidative stress and UV-induced skin damage.
• Academic & Biomedical Research: Serves as a critical tool in biochemical and pharmacological studies to explore mechanisms of action, metabolic pathways, and therapeutic potential in various disease models.
• Quality Control in Botanical Extracts: Acts as a marker compound for the standardization and authentication of plant-derived products, such as grape seed, pine bark, or other flavonoid-rich extracts.

Basic Information

Product Name	Syringetin
CAS No.	4423-37-4
Molecular Formula	C₁₇H₁₄O₈
Molecular Weight	346.29 g/mol
Synonyms	3,5,7-Trihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-4H-chromen-4-one; 3',5'-O-Dimethylmyricetin; Syringetin; 5,7,4'-Trihydroxy-3',5'-dimethoxyflavone; Myricetin 3',5'-dimethyl ether; 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-
EINECS	Contact for details

Quality Control

Our Syringetin is produced and tested under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, typically determined by HPLC, NMR, and MS. We support research and commercial applications requiring reliable, well-characterized phytochemical standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label or COA. This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥95% to ≥98% (Various grades available)
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.