Biphenyl-3,3'-dicarboxylic acid is a versatile compound commonly used in chemical synthesis for its unique applications. Its rigid and planar structure makes it a valuable building block in the preparation of various organic molecules. In chemical synthesis, Biphenyl-3,3'-dicarboxylic acid is often employed as a key intermediate in the synthesis of complex organic compounds, particularly in the pharmaceutical and materials science industries. Its ability to undergo various chemical reactions, such as esterification, amidation, and Grignard reactions, allows for the introduction of functional groups at specific positions on the biphenyl core.One notable application of Biphenyl-3,3'-dicarboxylic acid is in the synthesis of liquid crystal materials. By introducing specific substituents to the biphenyl core, researchers can tailor the properties of the resulting liquid crystal, such as its optical characteristics, melting point, and stability. This enables the design of liquid crystal materials with desired properties for applications ranging from displays to advanced materials.Overall, the use of Biphenyl-3,3'-dicarboxylic acid in chemical synthesis showcases its importance as a versatile and valuable building block in the creation of diverse organic molecules with tailored properties and applications.