Description

Xanthopterin is a naturally occurring pteridine derivative, recognized for its role as a yellow pigment in biological systems. This high-purity compound is essential for advanced biochemical research and the development of specialized analytical standards. It serves as a critical reagent for scientists and manufacturers in the pharmaceutical, life science research, and diagnostic sectors.

Application

• Biochemical Research Standard: Used as a reference standard in the study of pteridine metabolism, enzymatic pathways, and pigment biosynthesis.
• Pharmaceutical Intermediates: Serves as a key building block or precursor in the synthesis of more complex therapeutic compounds and investigational drugs.
• Diagnostic Reagent Manufacturing: Employed in the formulation of specialized assay kits and diagnostic reagents for clinical and research laboratories.
• Life Science Studies: Applied in cell culture and microbiology research to investigate its effects on cell growth, differentiation, and metabolic processes.
• Analytical Chemistry: Utilized as a high-purity calibrant or standard in chromatographic (HPLC, LC-MS) and spectroscopic analysis methods.

Basic Information

Product Name	Xanthopterin
CAS No.	119-44-8
Molecular Formula	C₆H₅N₅O₂
Molecular Weight	179.14 g/mol
Synonyms	Xanthopterine; 2-Amino-4,6-dihydroxypteridine; 2-Amino-4,6(1H,5H)-pteridinedione; 1H-Pteridine-2,4-dione, 6-amino-7,8-dihydro-; Vitamin B2b; Uropterin
EINECS	204-325-7

Quality Control

Our Xanthopterin is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for identification, and residual solvent analysis, to ensure it meets the exacting standards required for research and industrial use. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and compliance.

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 orange-yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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