Description

Euxanthic Acid CAS NO 525-14-4 is a naturally occurring organic acid, also known as purreic acid, derived from the Indian plant *Pueraria tuberosa* or produced synthetically. This compound serves as a crucial intermediate and building block in the synthesis of complex organic molecules, particularly in the pharmaceutical and fine chemical industries. It is primarily sought after by research institutions, pharmaceutical developers, and manufacturers of high-value specialty chemicals for its unique xanthone-based structure.

Application

• Pharmaceutical Intermediate: A key starting material or intermediate in the synthesis of novel drug candidates, especially those with xanthone or benzophenone cores, which are explored for various biological activities.
• Fine Chemical Synthesis: Used in the production of complex organic compounds for research and development purposes in academic and industrial laboratories.
• Biochemical Research: Employed as a standard or reagent in studies investigating natural product chemistry, metabolic pathways, or enzyme interactions.
• Dye and Pigment Precursor: Serves as a potential intermediate in the synthesis of specialized dyes and pigments due to its conjugated aromatic system.

Basic Information

Item	Detail
Product Name	Euxanthic Acid
CAS No.	525-14-4
Molecular Formula	C19H18O11
Molecular Weight	422.34 g/mol
Synonyms	Purreic Acid; Euxanthinic Acid; 1,7-Dihydroxy-3-methoxy-6-(β-D-glucopyranosyloxy)xanthone; Indian Yellow; Purree; Puri; CI 75320; Natural Yellow 20
EINECS	208-358-2

Quality Control

Our Euxanthic Acid is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed against comprehensive specifications, including identity confirmation, purity assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory needs.

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 such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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