B3PyPB

B3PyPB >99% – High-Purity Hole-Blocking and Electron Transport Material for Advanced OLED Applications

Noctiluca is proud to present B3PyPB (1,3-Bis(3,5-dipyrid-3-ylphenyl)benzene), a premium-grade material for cutting-edge organic light-emitting diode (OLED) technologies. Formally known as 1,3-Bis[3,5-di(pyridin-3-yl)phenyl]benzene, with the molecular formula C₃₈H₂₆N₄ and CAS number 1030380-38-1, B3PyPB is meticulously synthesized to meet the stringent requirements of modern OLED applications. With a purity exceeding 99% (HPLC), B3PyPB is an indispensable component in hole-blocking layers (HBL) and electron transport layers (ETL), providing unmatched performance and reliability in advanced OLED devices.

Molecular Structure and Properties of B3PyPB

B3PyPB is a sophisticated organic compound with a molecular weight of 538.64 g/mol, presented as a white powder or crystalline material. It exhibits an absorption maximum (λₘₐₓ) at 259 nm and a photoluminescent emission peak (λₘₐₓ) at 359 nm, both measured in thin films. The compound’s HOMO and LUMO energy levels, measured at 6.6 eV and 2.6 eV respectively, are optimized for electron transport and hole-blocking applications in OLED devices. B3PyPB’s high thermal stability, with a decomposition temperature of 264°C (TGA), ensures structural integrity under demanding operational and fabrication conditions.

Key Features of B3PyPB

• Exceptional Purity and Quality: Sublimed to achieve a purity level exceeding 99% (HPLC), B3PyPB ensures consistent and reliable performance across all OLED applications.
• Optimized for Hole-Blocking and Electron Transport Layers: As an HBL material, B3PyPB effectively blocks hole transport while enabling efficient electron injection and transport, contributing to charge balance and improved device efficiency.
• Superior Photophysical Properties: With photoluminescent emission at 359 nm, B3PyPB is tailored to support advanced optoelectronic applications requiring precise charge management.
• High Thermal Stability: The decomposition temperature of 264°C (TGA) highlights B3PyPB’s ability to maintain structural integrity during fabrication and extended device operation, ensuring long-term reliability.
• Versatile Compatibility: B3PyPB is suitable for various deposition techniques, including vacuum evaporation and thin-film processing, making it ideal for both research and industrial-scale OLED production.

The Role of B3PyPB in Advanced OLED Technologies

B3PyPB plays a critical role in modern OLED architectures, functioning as a hole-blocking layer (HBL) and electron transport layer (ETL) material. Its carefully engineered HOMO/LUMO energy levels prevent undesired hole migration while enabling efficient electron injection and transport, ensuring precise charge balance within the emitting layer. The compound’s photophysical and thermal properties make it a cornerstone in OLED applications where stable, high-efficiency performance is essential. B3PyPB is also suitable for thermally activated delayed fluorescence (TADF) materials, further extending its applications to next-generation display and lighting technologies. By enhancing device brightness, energy efficiency, and operational lifetime, B3PyPB supports the development of cutting-edge OLED devices that meet the most demanding industry standards.

Conclusion:

Noctiluca’s B3PyPB >99% epitomizes our commitment to delivering high-performance materials for advanced optoelectronic applications. With exceptional purity, thermal stability, and photophysical properties, B3PyPB empowers researchers and developers to achieve groundbreaking innovations in OLED displays and lighting systems. Discover how B3PyPB can elevate your OLED designs and drive the next generation of optoelectronic technologies.