Description

Atranorin CAS NO 479-20-9 is a naturally occurring secondary metabolite, specifically a depsidone derivative, commonly isolated from various lichen species. This compound is valued for its significant biological activities, including antioxidant, antimicrobial, and anti-inflammatory properties, making it a key ingredient in advanced research and product development. It is primarily sought by the pharmaceutical, cosmetic, and nutraceutical industries for use in bioactive formulations, natural preservative systems, and as a reference standard in analytical chemistry.

Application

• Pharmaceutical research as a lead compound for developing new anti-inflammatory and antimicrobial agents.
• Natural preservative and active ingredient in cosmetic and personal care formulations for its antioxidant benefits.
• Key reference standard in analytical laboratories for the identification and quantification of lichen metabolites.
• Ingredient in nutraceutical and dietary supplement products targeting oxidative stress.
• Biological studies investigating enzyme inhibition and cellular protection mechanisms.
• Development of natural dyes and functional materials derived from lichen extracts.

Basic Information

Product Name	Atranorin
CAS No.	479-20-9
Molecular Formula	C19H18O8
Molecular Weight	374.34 g/mol
Synonyms	Atranorin; Atranoric acid; 4-[(3-Formyl-2,5-dihydroxy-4-methoxy-6-methylbenzoyl)oxy]-2-hydroxy-3,6-dimethylbenzoic acid; 3,6-Dimethyl-4-[(3,4,5-trihydroxy-6-methyl-2-oxo-cyclohexa-3,5-diene-1-carbonyl)oxy]benzoic acid; Usnarin; EINECS 207-540-1
EINECS	207-540-1

Quality Control

Our Atranorin is produced and tested under a rigorous quality management system to ensure high purity and batch-to-batch consistency. Each lot is analyzed using advanced techniques including HPLC and NMR to confirm identity and potency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

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 under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
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.