Used as a key intermediate in the synthesis of high-performance polyimides and polyamides, offering enhanced thermal stability and mechanical strength. Commonly applied in aerospace, electronics, and semiconductor industries for manufacturing heat-resistant coatings, insulating films, and advanced composite materials. Also utilized in the production of specialty optical materials and liquid crystal polymers due to its rigid molecular structure and improved dielectric properties. Shows promise in organic electronic devices, including OLEDs and flexible displays, where thermal and chemical resistance are critical.