Description

7-Bromo-2-Chloroquinoxaline is a versatile halogenated quinoxaline derivative that serves as a critical building block in advanced organic synthesis. Its unique bifunctional halogen substitution pattern makes it a highly valuable intermediate for constructing complex heterocyclic systems and functional materials. This compound is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other therapeutic pathways.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging the quinoxaline core's bioactivity.
• Material Science Research: Building block for creating organic semiconductors, luminescent materials, and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Serves as a scaffold for designing molecular probes and tags used in biochemical and diagnostic applications.
• Cross-Coupling Reactions: The bromo and chloro groups provide distinct reactivity for sequential palladium-catalyzed cross-coupling (e.g., Suzuki, Buchwald-Hartwig) to introduce diverse functionalities.
• Ligand Preparation: Intermediate for synthesizing complex chelating ligands used in catalysis and coordination chemistry.

Basic Information

Product Name	7-Bromo-2-Chloroquinoxaline
CAS No.	89891-65-6
Molecular Formula	C8H4BrClN2
Molecular Weight	243.49 g/mol
Synonyms	2-Chloro-7-bromoquinoxaline; 7-Bromo-2-chloro-quinoxaline; Quinoxaline, 7-bromo-2-chloro-; 89891-65-6; 2-Chloro-7-bromo-benzo[g]quinoxaline; 7-Brom-2-chlor-chinoxalin (German); 7-ブロモ-2-クロロキノキサリン (Japanese)
EINECS	Contact for details

Quality Control

Our 7-Bromo-2-Chloroquinoxaline is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of research and development applications.

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. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
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.