Description

2(1H)-Quinoxalinone, 5-Fluoro- is a high-purity fluorinated heterocyclic building block of significant interest in advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of novel pharmaceuticals and agrochemicals, where the introduction of a fluorine atom can dramatically alter biological activity and metabolic stability. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, particularly in the synthesis of kinase inhibitors and other bioactive molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, especially in oncology and CNS therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging the bioactivity of the quinoxalinone core.
• Material Science: Serves as a precursor for creating specialized organic electronic materials and fluorescent dyes.
• Academic & Contract Research: Employed in university and CRO laboratories for method development and structure-activity relationship (SAR) studies.
• Chemical Biology: Utilized as a molecular probe or tag in biochemical assays due to its distinct heterocyclic structure.

Basic Information

Product Name	2(1H)-Quinoxalinone, 5-Fluoro-
CAS No.	55687-16-6
Molecular Formula	C8H5FN2O
Molecular Weight	164.14 g/mol
Synonyms	5-Fluoro-1H-quinoxalin-2-one; 5-Fluoro-2(1H)-quinoxalinone; 5-Fluoroquinoxalin-2(1H)-one; 5-Fluoro-1,4-dihydroquinoxaline-2,3-dione (tautomer); 5-Fluoro-2-hydroxyquinoxaline; 5-Fluoro-2-oxo-1,2-dihydroquinoxaline; 5-Fluoro-2-quinoxalinol; 5-FQO
EINECS	Contact for details

Quality Control

Our 2(1H)-Quinoxalinone, 5-Fluoro- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, NMR, and mass spectrometry confirmation. A Certificate of Analysis (COA) detailing all specifications is supplied with every shipment to guarantee compliance with your research and development requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.