Description

Chrysarobin CAS NO 491-59-8 is a naturally derived anthracene derivative, recognized for its potent biological activity. This compound is a critical intermediate and active ingredient valued for its therapeutic and research applications. It is primarily required by the pharmaceutical, dermatological, and fine chemical synthesis industries for developing specialized treatments and advanced chemical entities.

Application

• Pharmaceutical Intermediate: Serves as a key starting material in the synthesis of dermatological drugs and other bioactive molecules.
• Dermatological Agent: Historically used in topical formulations for the treatment of psoriasis and other chronic skin conditions.
• Research & Development: Utilized in biochemical and pharmacological research to study its mechanism of action and therapeutic potential.
• Fine Chemical Synthesis: Acts as a building block for the preparation of complex organic compounds and specialty chemicals.
• Reference Standard: Employed as an analytical standard in quality control laboratories for identification and assay purposes.

Basic Information

Product Name	Chrysarobin
CAS No.	491-59-8
Molecular Formula	C15H12O3
Molecular Weight	240.25 g/mol
Synonyms	1,8-Dihydroxy-3-methyl-9-anthrone; Araroba; Goa Powder; Purified Chrysarobin; 3-Methyl-1,8,9-anthracenetriol; 1,8,9-Anthracenetriol, 3-methyl-; Chrysophanic Acid Anthrone; CI 75400
EINECS	207-745-5

Quality Control

Our Chrysarobin is produced and tested under a rigorous quality management system. Each batch is analyzed to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange-yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.