Used as a key intermediate in the synthesis of pharmaceuticals and agrochemicals, particularly in the development of thiophene-based bioactive molecules. Its functional groups, including bromine, chlorine, and carboxylic acid, allow for selective modifications such as nucleophilic substitutions and palladium- or copper-catalyzed cross-coupling reactions for carbon-carbon bond formation, making it valuable in constructing complex organic compounds in fewer steps. Commonly employed in the preparation of antifungal, antibacterial, and anti-inflammatory agents. Also utilized in the manufacture of specialty polymers and electronic materials due to the electron-rich nature of the thiophene ring.