In the realm of specialized organic chemicals, 2,2'-Dibromo-9,9'-spirobi[fluorene] (CAS 67665-47-8) holds a significant position due to its unique structural attributes and broad applicability. This compound is a derivative of spirobi[fluorene], characterized by a spiro carbon atom connecting two fluorene units in a rigid, three-dimensional arrangement. The presence of two bromine atoms further enhances its utility as a chemical intermediate.

The physical properties of 2,2'-Dibromo-9,9'-spirobi[fluorene] are noteworthy. It typically appears as a white powder, with a high melting point of approximately 240°C, indicating good thermal stability. Its molecular formula is C25H14Br2, with a molecular weight of around 474.19 g/mol. Purity is a critical factor for its intended applications, with commercial grades often specified at 97% minimum purity. This high purity is essential for its use in demanding fields such as OLED material synthesis and pharmaceutical intermediates.

The primary applications for 2,2'-Dibromo-9,9'-spirobi[fluorene] leverage its structural features. In the development of OLEDs, this molecule serves as a crucial building block for host materials and emitters. The spiro structure helps in preventing crystallization and aggregation in thin films, leading to improved device efficiency and longevity. The bromine atoms allow for facile functionalization through cross-coupling reactions, enabling the synthesis of more complex organic semiconductors with tailored electronic properties.

In the pharmaceutical sector, this compound acts as a valuable intermediate for synthesizing intricate drug molecules. Its rigid scaffold can be incorporated into API structures to influence biological activity, pharmacokinetic properties, and target specificity. Chemists looking to buy this intermediate often seek high-purity grades to ensure successful and reproducible synthetic pathways. They will also investigate the price and availability from various manufacturers and suppliers, especially those with a strong presence in China.

For procurement professionals and R&D scientists, understanding these properties is key to making informed purchasing decisions. Whether for electronic materials or pharmaceutical synthesis, securing a reliable supply of high-quality 2,2'-Dibromo-9,9'-spirobi[fluorene] from trusted manufacturers is paramount. Exploring options from different suppliers and considering bulk purchase opportunities can lead to significant cost savings and ensure uninterrupted progress in your research and development endeavors.