Description

2(1H)-Quinoxalinone, 7-Fluoro-3,4-Dihydro- is a high-purity fluorinated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for developing novel pharmaceuticals and agrochemicals, where its unique quinoxalinone core and fluorine substituent enable precise modulation of biological activity and physicochemical properties. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders, oncology, and infectious diseases.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, leveraging the fluorine atom for enhanced efficacy and environmental stability.
• Organic Light-Emitting Diodes (OLEDs): Serves as an electron-transport or emissive layer component in the research of advanced organic electronic materials.
• Chemical Biology Probe: Employed as a scaffold for creating fluorescent tags or molecular probes to study enzyme mechanisms and biological pathways.
• Academic & Contract Research: A valuable reagent for methodological studies in organic chemistry, including novel fluorination and heterocycle formation reactions.
• Material Science: Investigated as a monomer or additive for specialty polymers with tailored thermal, optical, or electronic properties.

Basic Information

Product Name	2(1H)-Quinoxalinone, 7-Fluoro-3,4-Dihydro-
CAS No.	66367-11-1
Molecular Formula	C8H5FN2O
Molecular Weight	164.14 g/mol
Synonyms	7-Fluoro-3,4-dihydro-2(1H)-quinoxalinone; 7-Fluoro-1,2,3,4-tetrahydroquinoxalin-2-one; 7-Fluoro-3,4-dihydro-1H-quinoxalin-2-one; 7-Fluoro-1,4-dihydroquinoxaline-2,3-dione (tautomer); 7-Fluoro-2-oxo-1,2,3,4-tetrahydroquinoxaline; 7-Fluoro-3,4-dihydroquinoxalin-2(1H)-one; FQO intermediate; 7-F-DHQ
EINECS	Contact for details

Quality Control

Our 2(1H)-Quinoxalinone, 7-Fluoro-3,4-Dihydro- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high chemical purity and structural integrity suitable for research and scale-up. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability, consistency, and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). The compound is light-sensitive (store away from light). For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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