For chemists and researchers involved in advanced chemical synthesis, understanding the properties and applications of key building blocks is essential. 2,3-Diphenylquinoxaline (CAS 1684-14-6) is a notable organic compound that offers significant versatility in various synthetic pathways, particularly as a pharmaceutical raw intermediate and in the development of specialized materials. This overview provides insights into its synthesis, characteristics, and how to source it effectively from leading chemical suppliers.

Synthesis and Properties of 2,3-Diphenylquinoxaline

2,3-Diphenylquinoxaline, identified by the CAS number 1684-14-6, is a heterocyclic organic compound with the molecular formula C20H14N2 and a molecular weight of approximately 282.34 g/mol. It is characterized by a fused quinoxaline ring system substituted with two phenyl groups. Typically, it is synthesized through the condensation of appropriate diamines and diketones or related precursors. The compound is commonly supplied as a light beige or gray crystalline powder, with a reported melting point range of 125-128℃. A minimum purity of 97% is standard from reputable manufacturers, ensuring its suitability for demanding chemical reactions.

Applications in Chemical Synthesis

The utility of 2,3-Diphenylquinoxaline (CAS 1684-14-6) spans several areas of chemical synthesis:

  • Pharmaceutical Synthesis: As a pharmaceutical raw intermediate, it serves as a foundational molecule for constructing more complex APIs. Researchers aiming to buy 2,3-diphenylquinoxaline for drug development often seek consistent quality and reliable supply.
  • Organic Chemistry Research: Its structure lends itself to various transformations, including functionalization, cyclization, and as a scaffold for developing novel organic molecules with potentially useful properties.
  • Materials Science: The conjugated electronic system and aromatic rings suggest potential applications in optoelectronic materials, fluorescent probes, and organic semiconductors.
  • Methodology Development: It can be used as a standard substrate for testing new synthetic reactions or catalytic systems, helping chemists to evaluate reaction efficiency and scope.

Sourcing and Quality Considerations

Securing high-quality 2,3-Diphenylquinoxaline is critical for successful synthesis. When looking for a supplier in China or other global regions, consider the following:

  • Purity and Specifications: Always verify the stated purity (e.g., 97% Min.) and ensure the supplier provides a detailed Certificate of Analysis (CoA).
  • Manufacturer Reliability: Partnering with established 2,3-diphenylquinoxaline manufacturers with a proven track record ensures product consistency and supply chain stability.
  • Competitive Pricing: Research the prevailing price for 2,3-diphenylquinoxaline to make informed purchasing decisions, especially for bulk requirements.
  • Technical Support: Suppliers who offer technical guidance on handling, storage, or application can be extremely valuable to your R&D team.

By understanding the synthesis, properties, and applications of 2,3-Diphenylquinoxaline, and by partnering with reputable 2,3-diphenylquinoxaline suppliers, researchers and chemical engineers can confidently incorporate this valuable intermediate into their synthetic strategies, driving innovation and achieving project success.