B₄PyPPm

B₄PyPPm >99% – High-Purity ETL and HBL Material for OLED Applications

Noctiluca proudly presents B₄PyPPm , a high-purity (>99% HPLC) compound indispensable for advanced OLED applications. Its full chemical name is 4,6-Bis(3,5-di-4-pyridinylphenyl)-2-phenylpyrimidine, and it is identified by CAS number 1097652-83-9.This material, with the molecular formula C₄₂H₂₈N₆ is synthesized to support demanding requirements for organic light-emitting diodes (OLEDs) as an efficient electron transport layer (ETL) and hole blocking layer (HBL) material. This unique compound enhances charge transport and stability, making it a critical component in highly efficient OLED technologies.

Molecular Structure and Properties of B₄PyPPm

B₄PyPPm is a versatile organic material with a molecular weight of 616.71 g/mol and a stable white powder appearance. It exhibits optimal absorption characteristics, with an absorption maximum (λₘₐₓ) of 254 nm in dichloromethane (DCM). Although photoluminescence data is unavailable, its HOMO/LUMO levels of 7.2 eV and 3.4 eV facilitate efficient charge transport, rendering B₄PyPPm a key material for advanced OLED applications, particularly in TADF, ETL and HBL functionalities.

Key Features of B₄PyPPm

• Exceptional Purity and Quality: Noctiluca’s B₄PyPPm undergoes high-performance liquid chromatography (HPLC) purification and sublimation to achieve a purity level of >99%. This rigorous purification process ensures consistent quality and performance, essential for OLED applications where high purity directly impacts efficiency and longevity.
• Optimized for Electron Transport and Hole Blocking: As an ETL and HBL material, B₄PyPPm significantly enhances charge balance in OLED devices. Its HOMO/LUMO levels are precisely aligned to block hole migration while facilitating electron transport, resulting in improved device stability and luminous efficiency.
• Superior Electron Transport Characteristics: With a high HOMO level (7.2 eV) and optimized LUMO (3.4 eV), B₄PyPPm supports balanced charge mobility, crucial for efficient energy transfer in TADF and OLED applications. This alignment makes it particularly valuable in OLEDs requiring high brightness and color accuracy.
• High Thermal Stability: B₄PyPPm offers remarkable thermal stability, with a melting point of 356 °C. This feature ensures that devices using B₄PyPPm maintain structural integrity and performance even under high-temperature operating conditions, contributing to long-lasting device reliability.
• Versatile Integration in Fabrication Processes: B₄PyPPm is compatible with diverse processing techniques, including vacuum deposition and solution processing, which allow it to be used effectively in both research and industrial-scale OLED production. This versatility broadens its applicability across multiple optoelectronic applications.

The Role of B₄PyPPm in Advanced OLED Technologies

B₄PyPPm is essential in developing high-efficiency OLED devices, where its optimized molecular structure and electron transport properties enable effective charge balance. By acting as both an electron transport and hole blocking layer, B₄PyPPm enhances device longevity, brightness, and efficiency. Its role as a TADF material further supports innovations in next-generation display technology by enabling devices that require low power consumption and high color accuracy.

Conclusion

At Noctiluca, B₄PyPPm >99% embodies our commitment to delivering advanced, high-purity materials designed for OLED and optoelectronic applications. With its exceptional purity, robust electron transport properties, and thermal stability, B₄PyPPm provides researchers and developers with a reliable solution for high-performance OLED technology. Discover the capabilities of B₄PyPPm for your optoelectronic projects and see how Noctiluca’s materials can drive advancements in display innovation.