Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of nonsteroidal anti-inflammatory drugs (NSAIDs) and other bioactive molecules. Its structure allows for selective functionalization, making it valuable in medicinal chemistry for constructing complex aromatic frameworks. The bromo group enables cross-coupling reactions, while the carboxylic acid and methylsulfonyl moieties provide sites for further derivatization or salt formation. Commonly employed in research settings to design enzyme inhibitors and receptor modulators.