Description

2(1H)-Quinoxalinone, 5-Hydroxy- is a high-purity, specialized heterocyclic compound serving as a critical building block in advanced organic synthesis. Its unique quinoxalinone core functionalized with a hydroxyl group makes it a valuable intermediate for developing novel pharmaceuticals and agrochemicals. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to create new active molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological disorders, oncology, and infectious diseases.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Organic Light-Emitting Diodes (OLEDs): Serves as a core structure for electron-transport materials or emitting layer dopants in advanced display technologies.
• Coordination Chemistry & Catalysis: Acts as a versatile ligand for metal complexes used in catalytic processes and sensor development.
• Biochemical Research: Utilized as a probe or inhibitor in enzymatic studies due to its ability to interact with various biological targets.
• Polymer Science: Incorporated into polymer backbones to impart specific electronic or thermal properties for specialty materials.

Basic Information

Product Name	2(1H)-Quinoxalinone, 5-Hydroxy-
CAS No.	659729-65-4
Molecular Formula	C8H6N2O2
Molecular Weight	162.15 g/mol
Synonyms	5-Hydroxy-1H-quinoxalin-2-one; 5-Hydroxyquinoxalin-2(1H)-one; 5-Hydroxy-2(1H)-quinoxalinone; 1H-Quinoxalin-2-one, 5-hydroxy-; 5-Hydroxy-1,4-dihydroquinoxaline-2,3-dione (tautomer); AQO (common abbreviation); 5-HO-Qx
EINECS	Contact for details

Quality Control

Our 2(1H)-Quinoxalinone, 5-Hydroxy- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production standards. Custom purity grades and analytical packages are available upon request.

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 heat sources and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Loss on Drying	≤ 0.5%
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.