In the realm of advanced materials science, specific chemical compounds serve as cornerstones for technological breakthroughs. B-(9,9-Diphenyl-9H-fluoren-4-yl)boronic acid stands out as one such critical intermediate, particularly within the vibrant field of Organic Light-Emitting Diodes (OLEDs). Understanding its chemical characteristics and application potential is vital for researchers and manufacturers looking to purchase this compound.

Key Chemical Properties and Specifications

B-(9,9-Diphenyl-9H-fluoren-4-yl)boronic acid, identified by CAS number 1224976-40-2, boasts the molecular formula C25H19BO2 and a molecular weight of approximately 362.23 g/mol. Its appearance is typically described as an off-white powder, a characteristic that often signifies its suitability for further purification and synthesis. The stated purity of ≥98.0% is a critical specification for its intended use in demanding electronic applications, where even minor impurities can significantly degrade device performance.

The structural features of this molecule are key to its functionality. The rigid fluorene backbone, fused with two phenyl groups at the C9 position, imparts excellent thermal stability and a high glass transition temperature (Tg). This makes materials derived from it suitable for devices that require long operational lifetimes and resistance to thermal degradation. The boronic acid (-B(OH)2) group is highly reactive and readily participates in palladium-catalyzed cross-coupling reactions, such as the Suzuki-Miyaura coupling. This reactivity makes it an ideal building block for constructing larger, more complex conjugated organic molecules essential for OLEDs.

Applications in the OLED Industry and Beyond

The primary application for 9,9-Diphenyl-9H-fluoren-4-ylboronic acid lies in its role as an intermediate for OLED materials. It serves as a precursor for synthesizing host materials, emitting layer dopants, and charge-transporting layers. By incorporating the diphenylfluorene moiety, these resultant OLED materials often exhibit enhanced photoluminescence quantum yields, improved charge mobility, and better morphological stability. This directly contributes to brighter, more efficient, and longer-lasting OLED displays and lighting solutions.

Beyond OLEDs, this compound can also find utility in other areas of organic electronics and materials science. Its robust fluorene core structure makes it a candidate for research into organic semiconductors, organic field-effect transistors (OFETs), and organic photovoltaics (OPVs). Researchers looking to buy this intermediate for exploration in these advanced fields will appreciate its versatile reactivity and structural attributes. The availability of this chemical from reliable manufacturers, offering comprehensive product data and consistent quality, is paramount for driving innovation in these cutting-edge technological sectors.

For procurement managers and R&D scientists, understanding the chemical properties of B-(9,9-Diphenyl-9H-fluoren-4-yl)boronic acid is the first step to effectively utilizing it. Sourcing this compound from trusted suppliers ensures that you acquire a high-quality intermediate that will support your material synthesis goals and contribute to the advancement of electronic technologies.