Used as a key building block in the synthesis of metal-organic frameworks (MOFs) and covalent organic frameworks (COFs), this compound enables the construction of porous materials with high surface areas. Its aldehyde functional groups allow for post-synthetic modifications via Schiff base reactions, making it valuable in designing functional materials for gas storage, catalysis, and sensing applications. It is also employed in the development of conjugated polymers and molecular rods for optoelectronic devices due to its rigid, extended π-conjugated structure.