Description

Oxipurinol is a xanthine oxidase inhibitor and the primary active metabolite of the gout medication allopurinol. This high-purity compound is critical for pharmaceutical research and development, serving as a key reference standard and a vital intermediate in the synthesis of advanced therapeutic agents. It is essential for researchers and manufacturers in the pharmaceutical and biotechnology sectors focused on metabolic disorders, cardiovascular research, and analytical method development.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for quality control, method validation, and regulatory compliance in drug manufacturing.
• Active Pharmaceutical Ingredient (API) Intermediate: A crucial building block in the synthesis of urate-lowering therapies and related pharmaceutical compounds.
• Biochemical Research: Employed in enzymatic studies to investigate xanthine oxidase inhibition mechanisms and purine metabolism pathways.
• Metabolic Disorder Studies: A key tool for in vitro and in vivo research models related to hyperuricemia, gout, and cardiovascular diseases.
• Analytical Chemistry: Serves as a high-purity standard for HPLC, LC-MS, and other chromatographic analyses in pharmaceutical testing laboratories.

Basic Information

Product Name	Oxipurinol
CAS No.	2465-59-0
Molecular Formula	C5H4N4O2
Molecular Weight	152.11 g/mol
Synonyms	Oxypurinol; 1H-Pyrazolo[3,4-d]pyrimidine-4,6-diol; Alloxanthine; Hydroxyallopurinol; NSC 84223; Oxoallopurinol; SQ 8387; 4,6-Dihydroxy-1H-pyrazolo[3,4-d]pyrimidine
EINECS	219-567-7

Quality Control

Our Oxipurinol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements for pharmaceutical research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 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 corresponds to reference standard
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Single Maximum Impurity	≤0.5%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%

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