The rapid advancement in electronic devices hinges on the development and availability of sophisticated organic materials. Among these, specific biphenylamine derivatives have carved out a critical niche, enabling breakthroughs in technologies like Organic Light-Emitting Diodes (OLEDs) and Organic Photovoltaics (OPVs). One such pivotal compound is 4'-Bromo-N,N-diphenyl-4-biphenylamine, identified by its CAS number 202831-65-0.

Understanding the Versatility of 4'-Bromo-N,N-diphenyl-4-biphenylamine

This organic compound, appearing as a white powder, boasts a molecular formula of C24H18BrN and a molecular weight of 400.310. Its utility stems from its inherent chemical structure. The diphenylamine moiety confers excellent charge-transporting properties, particularly for holes, which is fundamental for the efficient operation of many organic electronic devices. The strategic placement of a bromine atom on the biphenyl ring acts as a reactive site, facilitating further chemical modifications through cross-coupling reactions, such as Suzuki, Stille, or Buchwald-Hartwig couplings. This makes it an ideal intermediate for synthesizing larger, more complex molecules tailored for specific electronic functions.

Key specifications include a boiling point of 518.2±33.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm³, and a standard purity of 97% minimum. These parameters are crucial for researchers and chemical engineers when planning synthesis routes and ensuring material compatibility.

Applications in Cutting-Edge Technologies

The primary application of 4'-Bromo-N,N-diphenyl-4-biphenylamine lies in the field of:

  • OLED Technology: It serves as a precursor for creating host materials, electron-blocking layers, or hole-transporting layers within OLED devices. These layers are critical for managing charge injection and recombination, directly impacting the brightness, efficiency, and lifespan of the display.
  • Organic Photovoltaics (OPVs): The hole-transporting capabilities also make it valuable in the development of organic solar cells, where efficient charge extraction is key to energy conversion.
  • Other Organic Electronics: Researchers are exploring its use in organic field-effect transistors (OFETs) and other emerging organic electronic applications that require precise control over charge mobility.

Strategic Sourcing from China for Your Needs

For businesses looking to buy 4'-Bromo-N,N-diphenyl-4-biphenylamine, sourcing from a reputable manufacturer in China offers significant advantages. Chinese chemical companies are often at the forefront of producing these specialized intermediates at scale, providing high-purity products at competitive prices. When you purchase this chemical, partnering with a trusted supplier ensures a reliable flow of materials for your R&D or production needs. Getting a prompt quote from experienced Chinese manufacturers is a crucial step in securing your supply chain for next-generation electronic components.