Description

2,3-Diphenylquinoxaline is a versatile heterocyclic organic compound characterized by a quinoxaline core substituted with phenyl groups at the 2 and 3 positions. This structure makes it a valuable intermediate and functional material in advanced chemical synthesis and materials science. It is particularly sought after by research institutions and industrial manufacturers developing electronic materials, pharmaceuticals, and specialty polymers.

Application

• Organic Light-Emitting Diodes (OLEDs): Serves as a key electron-transport material or host material in the emissive layer due to its favorable electronic properties and thermal stability.
• Pharmaceutical Intermediates: Used in the research and synthesis of novel drug candidates, particularly those targeting various biological pathways where the quinoxaline scaffold is active.
• Coordination Chemistry & Ligand Synthesis: Acts as a chelating ligand for transition metals, forming complexes used in catalysis and materials science.
• Agrochemical Research: Employed as a building block for developing new active ingredients with herbicidal or pesticidal properties.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and colorants owing to its conjugated aromatic system.
• Polymer & Material Science: Incorporated into polymers to modify thermal, optical, or electronic characteristics for high-performance applications.
• Analytical Chemistry: Can be used as a standard or reagent in chromatographic analysis and spectroscopic studies.
• Academic & Industrial R&D: A fundamental compound for methodological development and exploration of new chemical reactions in organic chemistry.

Basic Information

Item	Detail
Product Name	2,3-Diphenylquinoxaline
CAS No.	1684-14-6
Molecular Formula	C20H14N2
Molecular Weight	282.34 g/mol
Synonyms	2,3-Diphenylquinoxaline; 2,3-Diphenyl-1,4-diazanaphthalene; 2,3-Diphenylpyrazino[2,3-b]pyrazine; Quinoxaline, 2,3-diphenyl-; 2,3-Diphenylbenzo[g]quinoxaline; Diphenylquinoxaline; NSC 404087; BQDP
EINECS	Contact for details

Quality Control

Our 2,3-Diphenylquinoxaline is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request to support your quality assurance protocols.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	124 - 128 °C
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.