Used as a key intermediate in the synthesis of fluorescent dyes and optoelectronic materials. Its structure supports strong electron-accepting properties, making it valuable in organic semiconductors and donor-acceptor polymers for solar cells. Also employed in the development of chemosensors due to its ability to undergo selective functionalization and exhibit detectable optical responses upon binding to specific analytes. Commonly utilized in cross-coupling reactions to build complex conjugated systems for use in organic light-emitting diodes (OLEDs) and bioimaging probes.