4-Bromobiphenyl, identified by CAS number 92-66-0, is a chemical compound of considerable interest in the fields of material science and organic synthesis. This aromatic halide, a derivative of biphenyl, features a bromine atom attached to one of the phenyl rings, bestowing upon it a unique set of chemical and physical properties that make it highly valuable in various industrial and research applications. Understanding these attributes is key to appreciating its role in modern chemical industries.

The chemical structure of 4-Bromobiphenyl (C12H9Br) is fundamental to its functionality. Its molecular weight is approximately 233.11 g/mol. Visually, it presents as a white crystalline solid. Key physical properties include a melting point typically recorded between 82-86 °C and a boiling point around 310 °C. Its insolubility in water is a significant characteristic, dictating the choice of solvents and reaction media in which it can be effectively utilized. For optimal preservation and to maintain its reactive potential, 4-Bromobiphenyl is often stored under an inert atmosphere at room temperature, highlighting its sensitivity to environmental factors.

The primary application driving the demand for 4-Bromobiphenyl is its role as a crucial intermediate in the synthesis of liquid crystal materials. Liquid crystals are the backbone of modern display technologies, found in everything from consumer electronics like smartphones and televisions to specialized instrumentation. The specific molecular structure of 4-Bromobiphenyl allows for its incorporation into larger, complex molecules that exhibit liquid crystalline phases, enabling the precise control of light and image formation on screens. This makes it an indispensable component for manufacturers in the electronics sector.

Beyond its use in liquid crystals, 4-Bromobiphenyl is a versatile reagent in organic synthesis. Its bromine atom serves as a reactive handle, readily participating in various coupling reactions, most notably the Suzuki-Miyaura and Heck reactions. These transformations are vital for creating new carbon-carbon bonds and building intricate organic frameworks, essential for the development of pharmaceuticals, agrochemicals, and other fine chemicals. Researchers looking to procure this compound often search for '4-Bromobiphenyl supplier' or 'where to buy 4-Bromobiphenyl', seeking consistent quality and competitive pricing.

In summary, 4-Bromobiphenyl (CAS 92-66-0) is a highly functional chemical intermediate with significant applications, particularly in the realm of liquid crystals and advanced organic synthesis. Its well-defined properties and reactivity make it a cornerstone for innovation in materials science and chemical research, solidifying its importance in the global chemical market. As a key building block, its availability from reliable manufacturers ensures continued progress in these critical technological areas.