Used in the synthesis of nonsteroidal anti-inflammatory drugs (NSAIDs), particularly as an intermediate in the production of ibuprofen. It serves as a key building block due to its aromatic and carboxylic acid functional groups, enabling coupling reactions and structural modifications. Also employed in organic synthesis for developing pharmaceuticals and fine chemicals where a substituted phenylpropionic backbone is required. Its structure supports metabolic stability and bioavailability in drug design, making it valuable in medicinal chemistry.