Description

Diosmetin CAS NO 520-34-3 is a naturally occurring flavonoid compound, specifically an O-methylated flavone, known for its significant biological activity. This high-purity phytochemical is valued for its role as a key intermediate in pharmaceutical synthesis and as a reference standard for analytical research. It is primarily sought by manufacturers and research institutions in the pharmaceutical, nutraceutical, and cosmetic industries for developing therapeutic and wellness products.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of advanced drug candidates, particularly those targeting inflammation and metabolic disorders.
• Analytical Reference Standard: Used in HPLC, LC-MS, and other analytical methods for the quality control and quantification of diosmin, flavonoids, and herbal extracts.
• Nutraceutical & Dietary Supplement Formulation: Incorporated into supplements for its potential antioxidant and venotonic properties, often as a metabolite of diosmin.
• Cosmetic & Skincare Actives: Employed in formulations for its purported anti-inflammatory and skin-soothing benefits.
• Biochemical & Life Science Research: Utilized in in-vitro and in-vivo studies to investigate mechanisms of action related to its pharmacological effects.

Basic Information

Product Name	Diosmetin
CAS No.	520-34-3
Molecular Formula	C16H12O6
Molecular Weight	300.26 g/mol
Synonyms	3',5,7-Trihydroxy-4'-methoxyflavone; Luteolin 4'-methyl ether; 4'-Methylluteolin; 5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-chromen-4-one; Diosmetine; Diosmetol; Salvigenin; Contact for additional synonyms
EINECS	208-290-2

Quality Control

Our Diosmetin is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and MS, to ensure it meets the stringent requirements for pharmaceutical and research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with relevant standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.