Used as a key intermediate in organic semiconductors, particularly in the synthesis of conjugated polymers for organic field-effect transistors (OFETs) and organic photovoltaics (OPVs). Its rigid, planar structure enhances π-conjugation, improving charge carrier mobility in electronic devices. Also employed in the development of fluorescent sensors and dyes due to its luminescent properties when incorporated into larger aromatic systems. Commonly utilized in cross-coupling reactions, such as Suzuki or Sonogashira, to build extended π-systems for optoelectronic applications.