BPhen

BPhen >99% – High-Purity Hole-Blocking and Electron Injection Material for Advanced Optoelectronic Applications

At Noctiluca, we are proud to offer BPhen (4,7-Diphenyl-1,10-phenanthroline), a premium-grade compound essential for cutting-edge optoelectronic technologies. Formally known as Bathophenanthroline, with the molecular formula C₂₄H₁₆N₂ and CAS number 1662-01-7, BPhen is meticulously synthesized to meet the demanding requirements of advanced applications, including organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and perovskite solar cells. Sublimed to achieve a purity of over 99% (HPLC), BPhen is an indispensable material for hole-blocking layers (HBL) and electron injection layers (EIL). Its exceptional photophysical properties and robust thermal stability make it a cornerstone for next-generation display and energy technologies.

Molecular Structure and Properties of BPhen

BPhen is a highly versatile organic compound with a molecular weight of 332.40 g/mol, presented as off-white to pale yellow crystals. It demonstrates an absorption maximum (λₘₐₓ) at 272 nm and photoluminescent emission at 379 nm, both measured in tetrahydrofuran (THF). The compound’s HOMO and LUMO energy levels, measured at 6.4 eV and 3.0 eV, respectively, are optimized for efficient charge transport and electron injection. Additionally, BPhen’s melting point of 218–220°C underscores its remarkable thermal stability, ensuring consistent performance during fabrication and operation.

Key Features of BPhen

• Exceptional Purity and Quality: BPhen undergoes a meticulous sublimation process to achieve a purity level exceeding 99% (HPLC), ensuring consistent and reliable performance in advanced optoelectronic devices.
• Optimized for Hole-Blocking and Electron Injection Layers: Designed for HBL and EIL applications, BPhen effectively blocks unwanted hole migration while enabling efficient electron injection, enhancing device efficiency and performance.
• Outstanding Photophysical Properties: With photoluminescent emission at 379 nm, BPhen supports precise charge transport and energy transfer, making it ideal for OLEDs and photovoltaic applications.
• High Thermal Stability: A melting point of 218–220°C ensures BPhen maintains its structural and functional integrity under rigorous manufacturing and operational conditions.
• Versatile Compatibility: BPhen is compatible with a variety of deposition techniques, including vacuum evaporation and solution processing, making it suitable for both research and industrial-scale production.

The Role of BPhen in Advanced Optoelectronic Technologies

BPhen is an essential material in modern optoelectronic device architectures, playing a dual role in hole-blocking layers (HBL) and electron injection layers (EIL). Its optimized HOMO/LUMO energy levels effectively prevent undesired hole transport while ensuring seamless electron injection, resulting in balanced charge transport and improved device efficiency. Beyond OLEDs, BPhen is widely utilized in organic photovoltaics (OPVs) and perovskite solar cells, where its electron transport properties contribute to higher energy conversion efficiencies. This versatility underscores its critical importance in both display and energy applications, meeting the stringent demands of next-generation consumer and industrial technologies.

Conclusion:

Noctiluca’s BPhen >99% exemplifies our commitment to delivering high-performance materials tailored for advanced optoelectronic applications. With exceptional purity, robust thermal stability, and superior photophysical properties, BPhen supports the development of innovative OLED displays, high-efficiency solar cells, and other cutting-edge technologies. Explore the potential of BPhen to advance your research and achieve excellence in optoelectronic device engineering.