Used as a key intermediate in the synthesis of high-performance polymers, particularly liquid crystal polymers (LCPs), which are essential in electronics, automotive, and aerospace industries due to their thermal stability and mechanical strength. It also serves as a building block for advanced materials like polyesters and polyamides, contributing to the development of fibers, films, and coatings with enhanced durability and resistance. Additionally, it finds application in the production of organic semiconductors and photoelectric materials, playing a role in the advancement of optoelectronic devices.