4-Bromobiphenyl CAS:92-66-0

4-Bromobiphenyl (C12H9Br) is a halogenated aromatic compound that serves as an important building block in organic synthesis and materials science. The bromine atom’s strategic placement at the para position of one of the biphenyl rings significantly influences the compound’s reactivity and stability. Its physical properties include a molecular weight of 225.1 g/mol, with a melting point around 54-56 °C, making it a solid at room temperature. One of the primary applications of 4-bromobiphenyl is in the synthesis of more complex organic molecules. Its reactivity allows it to participate in electrophilic aromatic substitution reactions, making it a valuable intermediate in the production of pharmaceutical compounds and agrochemicals. For instance, it can be used to synthesize various biologically active derivatives that have potential medicinal applications. Additionally, 4-bromobiphenyl is instrumental in the development of organic electronic materials. Its structure lends itself to the formation of organic semiconductors and light-emitting diodes (LEDs), contributing to advances in electronic devices and displays. The bromine atom enhances the compound’s solubility and thermal stability, which are critical attributes for materials used in electronics. Furthermore, 4-bromobiphenyl is also involved in studies of environmental chemistry, particularly concerning its potential role as a persistent organic pollutant. Understanding its behavior and degradation in the environment is crucial due to the broader implications of brominated compounds in ecology and human health. In summary, the versatility of 4-bromobiphenyl as an intermediate in organic synthesis, along with its applications in materials science, underscores its significance in both research and industrial applications. Researchers continue to explore its properties, aiming to develop new synthetic strategies and applications that leverage its unique characteristics.